Explore 626 free online calculators, text converters, generators, and software utilities.
Convert A2UI Express to A2UI v1.0 JSON and back in your browser, compare token savings, and validate against the Basic Catalog. Nothing is uploaded.
Drop in an agent skill zip and get a score, security scan, token cost estimate and compatibility check for Claude, Codex, Copilot and Cursor. Everything runs in your browser, nothing is uploaded.
Enter a domain and audit its ARD presence in the spec resolution order: ard.json, legacy ai-catalog.json, rel=ard link tag, Agentmap and catalog quality. Scored to 100 with fixes.
Fetch, test, and debug API responses online. View structured data, headers, and performance metrics instantly with our secure proxy.
Build a v0.91 ARD catalog visually: MCP servers, A2A agents and skills with URN identifiers and representative queries, plus MCP/A2A import and dual-path ai-catalog.json output.
Validate an ARD catalog against the v0.91 rules: identifiers, media types, exactly-one url/data, representative queries and trust-manifest domain binding, with a registry viewer and URN generator.
A complete reference of ASCII characters, including control codes and extended ASCII with Dec, Hex, and Binary values.
Free online tool to instantly decode ASCII codes back into readable plain text. Translate numerical ASCII sequences securely in your browser.
Encode text to Base64 or decode Base64 strings back to readable text. Perfect for encoding data for transmission.
Encode text to URL-safe Base64 (RFC-4648) or decode Base64Url strings back to readable text. Perfect for JWTs and APIs.
Run a real back-forward cache test with blocker reasons in plain words, and audit code for unload, beforeunload and sync-XHR with modern replacements.
Free online tool to instantly decode binary code back into readable plain text. Translate 0s and 1s securely in your browser with UTF-8 support.
A text utility to convert between different cases.
Did you search for Chat GBT instead of ChatGPT? Welcome to the Chat GBT typo club! Access official ChatGPT or explore 280+ free online tools.
Visual Chmod Calculator. Generate numeric (777, 755) and symbolic (rwxr-xr-x) permissions for Linux/Unix files instantly. Convert between formats.
Test your WPM and coding speed on real PHP, JS, Python, HTML, and CSS snippets.
Check any website for Compression Dictionary Transport readiness: dictionary links, Use-As-Dictionary, Vary headers, Brotli, Zstandard, DCB and DCZ, plus CSP. Free, no sign-up.
Instantly convert letters to binary code and vice versa. Smart auto-detection, UTF-8 support, and advanced formatting options. The best free online binary translator.
Visual cron schedule editor for creating crontab syntax. Convert human text to cron expressions and vice versa. Includes quick presets.
Build CSS anchor positioning visually: place a tooltip or popover around an anchor element, adjust the gap, and copy clean modern CSS. Live preview uses the real API.
Validate calc(), min(), max() and clamp() expressions against the real CSS type rules: unit compatibility, typed division, the +/- whitespace trap and division by zero.
Compress your CSS files for faster loading or beautify messy CSS code for better readability. Free, fast, and secure online CSS optimization tool.
Randomize position, rotation, size, opacity, animation delays and particle fields with the native CSS random() function (Chrome 156). Live preview, sharing keys, and baked fallback CSS.
Test CSS typed arithmetic in your browser: does calc() divide units (100vw / 1px) here? Live probes plus a playground that applies typed expressions to real properties.
Divide any two CSS values and see the typed-arithmetic result: same-type units cancel into a unitless ratio, mixed types are explained, plus a context-aware unit converter.
Break huge CSV spreadsheet exports into smaller files by row count, maximum file size, equal parts, or column categories.
Convert CSV data to JSON format instantly and securely. 100% private client-side processing, handles quotes, and supports file upload.
Convert CSV data to a formatted Markdown table instantly. Free online tool for developers and writers. Supports custom alignment and file upload.
Interactive CSS cubic-bezier curve editor and animation generator. Drag control points P1 and P2 to build custom timing functions, preview easing animations, and copy CSS code.
Clean your lists and CSV data instantly. Remove duplicates, fix null values, and trim whitespace securely in your browser.
Convert any date and time into various formats including ISO 8601, RFC 3339, Unix timestamp, Mongo ObjectID, and Excel date/time. Free online developer utility.
Scan any webpage for outdated or deprecated HTML5 tags that should be replaced.
Test your actual coding knowledge versus your confidence. Discover if you suffer from Imposter Syndrome or the Dunning-Kruger Effect.
Free aesthetic Discord bio templates, cute About Me ideas, and copy-paste Discord bios. 150+ aesthetic, anime, gaming, minimalist, funny, and duo Discord bio layouts with live Discord profile preview, character counter, and font styler.
Check whether your browser can run the Email Verification Protocol: Chromium build, HTTPS, WebCrypto and FedCM, plus a live EVP form and a provider domain check.
Paste an Email Verification Protocol token and decode it locally: issuer JWT claims, selective disclosures and the key binding JWT, explained claim by claim.
Free online tool to encrypt clear text and decrypt ciphertext using secure cryptographic algorithms like AES, TripleDES, Rabbit, and RC4. Client-side processing.
Generate the Email Verification Protocol integration: the verifier HTML form and server checklist, plus the issuer DNS TXT record and .well-known metadata JSON.
Check whether an email domain publishes the Email Verification Protocol: the _email-verification DNS TXT record, issuer metadata and JWKS signing keys.
Validate an Email Verification Protocol token end to end: claims, expiry, audience, nonce, sd_hash, key binding signature and the issuer JWKS signature.
Generate UPC Label online for free. Just enter your 11 or 12 digit code to create, preview, and download your UPC-A barcode instantly.
Generate exact Git commit SHA-1 hashes instantly. Learn how Git constructs commit objects, handles trees/parents, and calculates SHA-1 behind the scenes.
Check your H1 tag for SEO compliance. Analyze count, length, and keyword optimization instantly.
Generate MD5, SHA1, SHA256, SHA512 hashes from text or files. Free online hash generator with instant results. Secure client-side processing.
Test your display for HDR support, wide color gamut (Display-P3, Rec. 2020) and color depth, with visual test patterns. Runs in your browser.
Free online tool to instantly convert hexadecimal code back into plain text. Decode hex strings securely in your browser.
Encode special characters to HTML entities or decode them back to plain text. Essential for web security, XSS prevention, and documenting code snippets.
Paste HTML and CSS, preview it with the native HTML-in-Canvas API in Chrome 157, and copy minimal drawElementImage code with a Firefox and Safari fallback. No uploads, no sign-up.
Beautify, minify, validate, and explore your JSON data. The ultimate developer tool for debugging and formatting.
Instantly parse, unescape, and format JSON text strings.
Instantly convert plain text into a safely escaped JSON string.
Convert JSON data to CSV format instantly and securely. Ideal for spreadsheet analysis, 100% private client-side processing.
Convert JSON to TOON (Token-Oriented Object Notation) and vice versa. Also supports JSON to YAML, CSV, TOML, and XML conversions with validation and tree viewer.
Convert data between JSON and YAML formats instantly. Human-readable YAML output, 100% private client-side processing.
Decode and inspect JSON Web Tokens (JWT) instantly. View header, payload, claims, and expiration status. Free online JWT debugger.
Calculate and compare API costs for GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, and Llama 3. Estimate expenses based on input/output tokens.
A developer tool to generate placeholder text for designs.
Convert Markdown to HTML instantly. Free online tool for developers and writers to transform text into clean code.
Convert Markdown text to professionally formatted PDF documents instantly. Free online tool with real-time preview and customization.
Calculate usable storage, redundancy, and disk inputs for RAID 0, 1, 5, 6, and 10. Visualize your NAS setup with our interactive drive bay tool.
Test and debug JavaScript regular expressions online. Real-time matching, highlighting, and cheatsheet for developers.
Build the normalize-map-clamp CSS pattern visually: viewport or container width in, opacity/rotation/font-size out, with live preview and copyable typed-arithmetic CSS.
Create a custom robots.txt file for your website. Control how search engines crawl your site, allow or disallow specific bots, and include your sitemap URL.
Paste a Docker Sandbox Kit descriptor and see what it can access: network, credentials, host mounts and lifecycle commands, with a risk score and plain words explanations. Parsed locally in your browser.
Generate JSON-LD structured data for Article, Product, FAQ, Organization, and LocalBusiness schemas. Improve SEO with rich snippets and better search engine indexing.
Test your website on different devices and screen resolutions instantly. Check responsiveness and mobile-friendliness online.
Check soft-navigation support in your browser, watch a demo SPA log route changes with paint timing, and copy an instrumentation snippet for your own app.
Beautify and format messy SQL queries instantly. Standardized indentation and keyword capitalization for better readability.
Compare two text files or code snippets to find the difference. Highlight added and removed lines instantly. Free and private.
Free online tool to instantly convert plain text or strings into ASCII codes. Translate your words to ASCII numbers securely in your browser.
Free online tool to instantly convert plain text or strings into hexadecimal format. Translate your words to hex code securely in your browser.
Generate secure, random tokens and strings with custom lengths and character types. Free online token generator for developers, robust passwords, and API keys.
Convert Unix timestamps to human-readable dates and vice versa. Free epoch converter with timezone support for developers.
Encode and decode URLs instantly. Convert special characters to URL-encoded format and vice versa. Free, fast, and secure.
Free online URL Markdown tool to convert webpage to Markdown format. Fast and private Markdown converter with Readability support.
Identify browser, version, operating system, and device type from any User Agent string. Free, fast, and secure online User Agent analyzer.
Generate standard UUIDs (v1 and v4) instantly. Free, client-side, and secure unique identifier generator for developers.
Generate View Transitions API effects visually: fade, slide, scale and flip between page states, tune duration, preview live and copy ready CSS and JavaScript.
Check WebGPU support on your device: GPU adapter, vendor, features and limits, plus a real WGSL compute benchmark. Runs 100% in your browser.
Test whether your browser can run AI on your own hardware with WebNN. Live-probes CPU, GPU and NPU contexts and runs a real on-device inference. Nothing is uploaded.
Paste WGSL shader code and validate it with the real WebGPU compiler in your browser. Exact errors and warnings with line numbers. Nothing is uploaded.
What is my IP address? Check your public IPv4 & IPv6 address, ISP provider, city, country, and network telemetry instantly. 100% free, fast, and private.
A writing tool to count words, characters, and sentences.
Generate a custom XML sitemap for your website. Add multiple URLs, set priorities, and define change frequencies to help search engines index your site better.
Convert XML Schema Definition (XSD) files to valid XML instances online with customizable element values and formatting.
Calculates exact age in years, months, days, etc., between two dates.
Calculate aspect ratios and resize dimensions.
Instantly find the atomic number, protons, and mass of any element. Learn how to calculate atomic number easily.
Calculate your exact Ausbildung graduation date and check your legal eligibility to shorten your apprenticeship by 6 to 12 months under BBiG §7, §8 & §45 rules.
Calculate your exact monthly take-home pay (Netto-Gehalt) as an Azubi in Germany. Shows health, pension, unemployment & care insurance deductions, tax class rules & BBiG legal minimums.
Compare lifetime earnings, debt burden, student cash flow & time-to-income between a German dual Ausbildung and a University Degree (Bachelor/Master).
Calculate your legal paid vacation days (Urlaubsanspruch) as an Azubi in Germany under Youth Employment Protection Act (JArbSchG §19) & Federal Leave Act (BUrlG).
Free online binary converter. Convert binary to decimal, decimal to binary, hex, octal, signed negative numbers (-4, -7 in two's complement), and IPv4 subnet to binary with step-by-step proofs.
Divide binary numbers online with quotient, remainder, step-by-step long division, and decimal conversions for computer science.
Find your birth year by age and selected date. Fast birth year calculator with before/after birthday logic.
Real-time Blox Fruits trade values, Win / Fair / Loss (W/F/L) calculator, and in-game 40% Beli difference validator. Compare physical and permanent fruit values with live demand metrics.
Calculate your Body Mass Index (BMI) instantly. Get your BMI category, healthy weight range, and personalized health tips. Supports metric and imperial units.
Convert between bits, bytes, KB, MB, GB, TB, and PB instantly. Supports binary (1024) and decimal (1000) conversion standards. Free data storage calculator.
Calculez votre prêt immobilier en Suisse. Vérifiez votre tenabilité (affordability) avec le taux théorique de 5% et le ratio de nantissement (LTV).
Calculate exactly how much it costs to feed your cat. Estimate calories, daily expenses, and yearly food budget instantly.
Convert engine CC to horsepower and HP to CC instantly. Supports multiple engine types with a conversion table and formula breakdown.
Calculate your 10% tithe and allocate offerings to church, missions, and charity. Supports gross vs net income calculations.
Free NEC Chapter 9 conduit fill calculator & wire capacity chart. Calculate minimum conduit size, maximum wire fill percentage for EMT, PVC Sch 40/80, RMC, IMC, FMC, and LFMC raceways.
CPM stands for "Cost Per Mille" (Mille is Latin for thousand). It is a marketing term used to denote the price of 1,000 advertisement impressions on one webpage. If a website publisher charges $2.00 CPM, that means an advertiser must pay $2.00 for every 1,000 impressions of its ad.
Convert between 30+ world currencies with live exchange rates from the European Central Bank. Free, fast, and no signup required.
Calculate the number of days, weeks, months, and years between two dates. Add or subtract days from any date. Free, instant, and 100% private.
Convert any decimal to a fraction instantly. See step-by-step mathematical working and handle repeating decimals or mixed numbers.
Calculate the dew point temperature from air temperature and relative humidity. Accurately measure atmospheric moisture and comfort levels.
Calculate the dimensional weight of your FedEx, UPS, or DHL packages. Find out your actual billable weight instantly to estimate shipping costs accurately.
Calculate your Dubai end-of-service gratuity for mainland, DMCC, JAFZA free zones and DIFC DEWS. Updated for 2026.
Calculate your social media engagement rate instantly. It shows how much people interact with the content.
Find all factors of any number instantly. Free online factor calculator that lists divisors, counts the total number of factors, and groups them in pairs.
How to calculate the formal charge of an atom from Lewis structure with the formal charge equation and steps.
Calculate the required grease trap size (GPM) for your commercial kitchen. Uses PDI-G101 sizing logic based on sink dimensions and drainage load.
Free online Hebrew date converter. Instantly convert Gregorian dates to Hebrew dates and Hebrew to Gregorian. Includes sunset support and holidays.
Calculate the exact opportunity cost of waiting to invest. See how much money you would have today if you started investing at a younger age.
Calculate monthly loan payments, total interest, and view a full amortization schedule. Supports auto loans, personal loans, and mortgages. 100% free and private.
Free online meters to feet converter. Convert m to ft and inches, calculate height (5'11" in meters), track and field marks, and get answers to 1m, 2m, and 3m comparisons.
Calculate the number of months between two dates or add/subtract months from a date. Free Monatsrechner, Calculadora de meses, Calculateur de mois.
Calculate your monthly mortgage payments, including property tax, insurance, and PMI. Detailed amortization schedule and visual breakdown.
Instantly convert numbers between Binary (Base-2), Octal (Base-8), Decimal (Base-10), and Hexadecimal (Base-16). Free and fully private in-browser tool.
Calculate the exact cost of an oil change. Compare DIY costs vs mechanic shops, including synthetic vs conventional oil prices, filter costs, and labor fees.
Gratis online rekenmachine voor Nederland en België. Eenvoudig en wetenschappelijk rekenen, stelling van Pythagoras (a² + b² = c²), percentages en geschiedenis.
Calculate population growth using exponential, linear, doubling-time, and logistic models. Project future population with year-by-year tables.
Work out any number to any power, including negative and fractional exponents. Shows the expanded form for small whole number powers. Free, no signup.
Check if a number is prime or composite instantly. Fast online prime number calculator to test primality and find factors for composite numbers.
Calculate your PC's power requirements instantly. Find out what wattage PSU you need for your CPU, GPU, and components. Get personalized PSU recommendations.
Free online psychrometric calculator & interactive psychrometric chart. Calculate wet bulb temperature (WBT), relative humidity (RH), dew point, enthalpy, and humidity ratio instantly.
Free online Pythagorean theorem calculator & hypotenuse formula solver. Calculate hypotenuse c = √(a² + b²) or missing leg with exact radicals, step-by-step algebra, area, angles, and SVG visualizer.
Convert quarts to pounds and pounds to quarts using material density and quart type.
Find the radius of convergence of a power series with the ratio test. Enter coefficients, see every ratio step, and check worked examples.
Calculate survey sample size using the official Raosoft formula. Compute margin of error, confidence levels, and recommended sample size for research.
Calculate the area, perimeter, and diagonal of a rectangle instantly. Enter the length and width to get all dimensions and formulas in your browser.
Calculate permissible rent increases in Dubai based on the official RERA Rental Index Decree. 100% accurate for 2026.
Calculate square roots, cube roots, nth roots, and powers instantly in your browser.
Find the smallest standard shipping box for your items to minimize shipping costs. Optimize for USPS, FedEx, and UPS box sizes instantly.
Calculate your 10% Dasvandh contribution accurately. Learn about the history and significance of Vand Chhako in Sikhism.
Find missing side lengths of similar triangles instantly. Calculate scale factors and solve geometry problems with ease.
Calculate the best time to wake up or go to bed. Wake up feeling refreshed by sleeping in full 90-minute REM cycles.
Solve 45-45-90 and 30-60-90 triangles from one known side. Get all three sides and the area instantly. Free, no signup.
Calculate time differences between any two countries. Compare time zones, current times, and GMT offsets for 32+ countries worldwide.
Calculate restaurant tips and split the bill among friends instantly. Free online tip calculator with custom percentages. 100% private, no data sent to servers.
Compare two tire sizes instantly. Calculate diameter, width, sidewall height, and speedometer error.
Calculate your UAE end-of-service gratuity instantly. 100% updated for 2026 and the new UAE Labour Law (Decree-Law 33/2021).
Convert between different units of measurement instantly. Supports Length, Weight, Temperature, Volume, Area, Speed, Time, and Digital Storage.
Calculate the exact date weeks ago from any start date. Includes day name, week/year, and lookup table.
Find how many weeks, days, and hours are left in 2026 or any year from your selected date.
Calculate true engine horsepower (HP) from wheel horsepower (WHP) using drivetrain loss estimates for FWD, RWD, and AWD vehicles.
Convert cubic yards to US short tons and back for gravel, sand, topsoil, fill, asphalt, and concrete. Material presets plus custom density—all in your browser.
Calculate your Zakat accurately. Gold, Silver, Cash, and Business Assets supported. Free calculation with custom Nisab settings.
ブラウザで使える無料のWEB電卓・計算機アプリ。消費税10%/軽減税率8%の税込・税抜計算、%計算、ルート(√)、関数電卓(sin/cos/tan/log/ln/累乗)、計算履歴保存・CSV出力に対応。
Look up a US area code to find its state and main city. Search or browse a list of 292 area codes, including 740 in Ohio and 213 in Los Angeles.
Convert any Base64 string back to an image instantly. 100% private browser-based decoding.
Consultez et imprimez le calendrier 2026 complet avec les numéros de semaine (ISO-8601), jours fériés légaux au Luxembourg, France, Belgique, Suisse, vacances scolaires et dates des signes astrologiques.
Convert CMYK to Pantone color and Pantone to CMYK with nearest-match estimates for practical print workflows.
Convert colors between HEX, RGB, HSL formats. Interactive color wheel picker with live preview. Perfect for designers and developers.
Upload any PDF document and convert it to Markdown instantly. Perfect for documentation and content migration.
Download high-quality country flags in SVG, PNG, JPG, or WebP format. Free, instant downloads for all countries with customizable sizes.
Check what the internet shows about your name with a guided self-audit: direct links to check each big platform by hand, a 10 step checklist, and a score based on what you report. Free, no signup.
Convert Excel files (XLSX, XLS, CSV) into clean, formatted HTML tables instantly. Private client-side processing.
Instantly convert Excel spreadsheets (.xlsx, .xls, .csv) into clean PDF documents online with keyword filtering, theme options, and 100% private in-browser processing.
View hidden EXIF metadata from your photos including camera settings, GPS coordinates, and timestamps. 100% private browser-based processing.
Quickly generate your favicon from an image (PNG, JPG, BMP). Download your favicon in the most up to date formats (ICO, PNG, WebManifest).
Restore corrupted text, turn broken Arabic (ال) into clean UTF-8 (ال), fix distorted accents (é) and smart quotes (’), and decode Unicode/URL escapes.
Verify email addresses in real-time. Check syntax, domain MX records, disposable email providers, and role-based accounts.
Test how strong your password is. Real-time analysis of length, complexity, and common patterns. All processing happens in your browser.
Scan QR codes using your camera or upload an image. Decode URLs, text, WiFi configs, and more. No sign-up, 100% private.
Record your screen directly in the browser. Capture any tab, window, or display with optional microphone audio. No software installation required.
Convert any text to natural speech instantly in your browser. Choose from 50+ voices and languages. Free, private, no sign-up required.
Record your voice directly in the browser. Download recordings instantly. No sign-up, no installation, 100% private.
Consultez l'heure exacte en France en direct, synchronisée à la milliseconde avec l'horloge atomique. Fuseau horaire CET/CEST, changement d'heure, décalage mondial et éphéméride.
Calculate exactly what time it was a specific number of hours or minutes ago.
Convert hours to days and hours in one step. See the total as a decimal, plus remaining minutes, total minutes and weeks.
Create standard .ics calendar files and instant add-to-calendar links for Google Calendar, Outlook, Apple Calendar, and Yahoo. 100% free with no signup required.
Find iftar time today and sehri time for your city, live from the AlAdhan prayer times API. Pick a city and a date to see Maghrib (iftar), Imsak (sehri), Fajr and the full day, plus the whole month.
Convert any image to a base64 data URL instantly in your browser. Copy or download the encoded string.
Decode clothing care tags instantly. An interactive visual guide to washing, drying, bleaching, and ironing symbols.
Fast online list processor. Sort alphabetically or naturally, deduplicate lines, add prefixes/suffixes, trim whitespace, convert delimiters, and shuffle lines.
Generate thought-provoking quotes about loneliness, solitude, and connection. Take a moment to reflect with our curated collection.
Instantly convert between military time (24-hour) and standard 12-hour AM/PM format. Live local clock, full time chart, and bidirectional conversion.
Complete guide to military time. Use our live military clock and convert between standard AM/PM and 24-hour military time formats instantly.
Generates secure, random passwords with customizable length and character sets.
Extract specific pages from any PDF instantly. Split your document securely in your browser without uploading files to a server.
Free printable car maintenance checklist and vehicle service log PDF generator. Customize mileage intervals, pre-trip inspections, and DIY oil logs for US Letter & A4.
Free printable graph paper PDF generator online. Customize 5mm grid, 1/4 inch, 3D isometric, engineering, and dot grid paper. Download or print vector PDFs directly.
Free printable hospital bag checklist PDF generator for labor, delivery, and postpartum. Customize Mom, Baby, Partner, and C-section packing lists for US Letter & A4.
Free printable lined paper PDF generator online. Customize College Ruled, Wide Ruled, Narrow Ruled, Primary Handwriting & Cornell Notes templates for A4 and US Letter sizes.
Generate a free, professional privacy policy for your website or app in seconds. GDPR, CCPA, and COPPA compliant. No signup required.
Find the exact Qibla direction and distance to Makkah from your current location with our free online Qibla compass. Highly accurate for prayers.
Generate QR codes instantly. Create QR codes for URLs, text, emails, phone numbers, and more. Free and customizable.
Pick random numbers between any min and max values. Supports unique, sort, and decimal options for giveaways, gaming, and decision-making.
Download free sample audio files in MP3, WAV, OGG, and M4A formats for testing and development purposes.
Download free sample document files (PDF, DOCX, XLSX, etc.) in various sizes for testing and quality assurance.
Download free sample image files in various formats (PNG, JPG, WebP, SVG) and sizes for testing and Web development.
Download free sample PDF files in 1–50 pages, 100KB to 10MB sizes, with tables, forms, and images for testing.
Download free sample video files in MP4, WebM, and MKV formats for testing video players and compression.
Measure elapsed time with lap support or set a countdown timer. Free online stopwatch with start, pause, lap, and reset controls.
Convert SVG files to professional Favicons (ICO & PNG) in seconds.
Generate, customize, and decode official Swiss work certificates (Arbeitszeugnis / Certificat de travail) compliant with Article 330a CO. Download Word and PDF templates in EN, FR, DE.
Convert temperatures instantly between Celsius, Fahrenheit, Kelvin, Rankine, Delisle, Newton, Réaumur, and Rømer. Includes formulas, reference chart, and live conversion.
Unicode to Bijoy converter and Bijoy to Unicode converter online for Bangla text, including Nikosh and Avro-style workflows.
Décodeur VIN gratuit pour la France, la Suisse et l'Europe. Vérifiez la marque, l'année modèle, l'homologation CE, le non-gage et préparez la vente de votre véhicule.
Free fullscreen white screen tool for monitor cleaning, dead pixel detection, Zoom lighting, and display testing. Instant, no install required.
Create QR codes for WiFi networks so guests can join without typing the password.
This free tool allows you to easily download thumbnails from any YouTube video in various resolutions. Whether you need the high-definition (HD) version for a project or a smaller size for a blog post, we've got you covered.
לוח שנה עברי ולועזי אינטראקטיבי ומלא: תאריכים עבריים באותיות, חגי ישראל ומועדים, פרשת השבוע, זמני כניסת ויציאת שבת בירושלים ותל אביב, ספירת העומר והדפסה.
Test your Modern Standard Arabic (MSA) level with our free 40-question randomized ALPT assessment. Get an instant CEFR score (A1-C2) and PDF certificate.
Make a free printable balancing chemical equations worksheet with an answer key. Pick 5, 10 or 15 equations from 30 checked reactions and print. Free, no signup.
Test your Breton level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Test your Mandarin Chinese level with our adaptive 20-question assessment. Get an instant HSK/CEFR score and a downloadable PDF certificate.
Recognise hanzi by meaning, picture-built characters like 明 and 休, and the radicals that unlock unknown words. 20 questions per run, free.
Mandarin numbers without the traps: 万, the 零 rule, 两 vs 二, phone-number yāo, prices in 块 and 毛, dates and the measure words for books, photos and cats.
Free 20-question quiz on the four Mandarin tones, the neutral tone and tone-change rules (sandhi). Instant feedback with an explanation for every answer.
Take the free color palette quiz. Answer 10 quick questions about the colors, rooms, and moods you love, and get your personal palette of 5 colors.
Select any of 200+ countries and territories to see its official language(s), the approx. share of people who speak the main language, and other widely spoken languages. Links straight to the matching level quiz.
Kostenloser Deutsch Einstufungstest online: Ermitteln Sie Ihr Deutschniveau nach GER in 10 Minuten. 40 adaptive Fragen für Ausbildung, Beruf und Zertifikat.
Test your real coding speed. Type actual code snippets in JS, Python, PHP, and CSS. Find out if your keyboard is holding you back.
Test your Dutch level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Find the empirical formula of a compound from element masses or percentages. Shows moles, the simplest whole number ratio, and the formula. Free, no signup.
Test your English level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Interactive A–Z French alphabet chart with IPA phonetics, pronunciation tips, example words, and a TTS button to hear every letter spoken in French.
Interactive French colors chart with visual hex swatches, masculine/feminine agreement rules, plural forms, example sentences, and audio pronunciation.
Type any French noun and instantly see if it's masculine (le) or feminine (la), with all article forms, a sentence example, and a memory tip. Free, no signup.
Type any number and instantly get the French word — cardinal (un, deux, cent) and ordinal (premier, deuxième). Covers 0 to 1,000,000. Free, no signup.
Test your German level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Interactive Hebrew alphabet (Alef-Bet) chart. Click any letter to hear its pronunciation and see its English transliteration. Perfect for beginners.
Practice Modern Hebrew (עברית) with 20 adaptive questions. Estimated CEFR-style level (A1–C2) plus a downloadable PDF certificate.
Comprehensive converter for digits to Hebrew number words and Hebrew words back to digits. Supports common forms and instant two-way conversion.
Vocabulary quiz drawn from the official HSK 1 word list: meanings, measure words and sentence gaps. 20 fresh questions per run with explanations.
HSK 2 vocabulary in its tricky pairs: 不 vs 没, 两 vs 二, 觉得 vs 知道. 20 questions per run drawn from a 30-question bank, free with instant feedback.
Accurately calculate your IELTS band score for Listening, Academic Reading, General Reading, and Overall band score online.
Test your Japanese level with our adaptive assessment. Get an instant CEFR/JLPT score (N5-N1) and a downloadable PDF certificate.
Convert English names to Japanese (katakana, hiragana, kanji) instantly. Learn the meaning and pronunciation of your name in Japanese. 100% free and private.
Test your Korean level with our adaptive 20-question quiz. Get your official TOPIK score estimate (Level 1-6) and download a certificate.
Free maths mini golf game for kids. Answer addition, subtraction or times tables questions to take shots toward the hole. Three right answers in five shots wins the hole. No signup, no certificate.
Test your Norwegian level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Free number bonds to 10 game for kids. Ten quick rounds: see a number, pick the number that adds to 10 with it. Score tracking and play again, no signup, no certificate.
Explore the complete interactive Periodic Table of Elements with full atomic properties, state, density, melting/boiling points, category filter, and real-time search.
Test your pinyin: the hidden ü after j/q/x, aspirated pairs like b/p, tone-mark placement and the syllables that do not exist. 20 questions, free, instant feedback.
Test your Portuguese level with our free adaptive CAPLE/CELPE-Bras assessment. Get an instant CEFR score (A1-C2) and PDF certificate.
Scientifically validated Big Five personality assessment based on Goldberg (1999) 50-item IPIP. Measure your OCEAN percentile scores, leadership archetype, and verified career profile.
Test your visual reflexes with this simple color-change reaction game. Measure your reaction speed in milliseconds and compete for the best score.
Free printable reading comprehension worksheets for Year 2, Year 3, Year 4 and Year 6. Original passages written for this tool, with questions and an answer key. Print at home or in class, no signup.
Test your Russian level with our free adaptive 40-question TORFL assessment. Get an instant CEFR score mapped to official TRKI levels and a PDF certificate.
Test your Spanish level with our adaptive assessment. Get an instant CEFR score (A1-C2) and a downloadable PDF certificate.
Instantly convert any number to perfectly written, grammatically correct Spanish text. Great for language learners and formal documents. 100% private, client-side browser tool.
Turn any word list into a printable spelling worksheet with write the word lines, a word scramble, and a word search. Free, no signup.
Curve single or batch grades with square root formula: curved grade = 10 x sqrt(raw).
Twelve questions on Texas driving law by the numbers: the 0.08 limit, first-offense DWI penalties, implied consent, seat belts, child seats, speed limits and 30/60/25 insurance. Free, with explanations.
Twelve judgment questions on Texas right-of-way: four-way stops, left turns, school buses, emergency vehicles, pedestrians and trains. Free practice with an explanation for every answer.
Twelve questions on the road signs Texas tests hardest: the shape code, the color code, warning vs regulatory signs and pavement markings. Free, instant feedback with explanations.
Defend your base from falling words! A fast-paced typing game to improved your typing speed and accuracy. Destroy words before they hit the bottom.
Test your typing speed and accuracy with our free online 1-minute typing test. Calculate your WPM (Words Per Minute) and improve your typing skills.
Can you pass the official US naturalization test? Answer 10 randomized USCIS questions to find out.
Calculate words correct per minute (WCPM) with accuracy, error rate, and fluency metrics.
Take the free what is my spirit animal quiz. Answer 10 quick questions and find out if you are a Wolf, Owl, Fox, Bear, Dolphin, or Eagle.
Text-based word problem solver with step-by-step math explanations for arithmetic, percentages, and rates.
Full AlBaik Saudi Arabia menu in English with October 2026 prices in Saudi riyals: broast chicken, Double Baik sandwiches, shrimp, sides, desserts and an interactive tray calculator.
Printable Arabic handwriting tracing sheets: pick letters, sizes and rows, trace the faint letters, and learn all four forms of each letter with a starter word.
See the common English spellings for Arabic names: Muhammad, Mohammed, Mohamed and more, with the warning that counts: use the spelling already on your passport or ID.
Spell an amount in Arabic words (tafqeet) for cheques and invoices: gender agreement, units before tens, and your currency, from riyals to dollars.
Convert Arabic numerals between Western digits (0-9), Eastern Arabic digits (٠-٩) and Persian digits (۰-۹) anywhere in your text, with separators converted too.
The 16 classical Arabic poetry metres (buhur) with their feet, from al-Tawil to al-Mutadarik, plus a verse formatter that lays your bayt out as sadr and ajuz.
Normalize Arabic text for search: strip tashkeel, unify alefs, convert dotless yeh and teh marbuta, remove tatweel. The Lucene Arabic normalization rules, with a switch for each rule.
Conjugate Form I Arabic verbs in the past, present and imperative: sound verbs from any three-letter root, plus ready-made hollow (قال) and defective (دعا) tables.
Estimate daily calories with the Mifflin-St Jeor equation and split them into protein, carbs and fat. Editable activity, deficit and macro split.
Live digital clock with milliseconds (.000ms), nanosecond timer, lap stopwatch, and high-resolution timer in your browser.
Compare two spreadsheet exports cell by cell in your browser: changed cells, added rows and removed rows, by position or by key column. Nothing uploaded.
Turn a .vcf contact export into a clean, searchable CSV: one row per contact, names, phones, emails, organisations and addresses, in your browser.
Convert GPS coordinates between decimal degrees, degrees-minutes-seconds, UTM and MGRS on WGS84, in your browser. Nothing uploaded.
A live countdown timer to any future date, event or deadline, ticking down to the second in your browser. Nothing uploaded.
Tidy a messy CSV in your browser: trim cells, drop blank rows, remove duplicate rows and empty columns. RFC 4180 parsing, nothing uploaded.
Combine two CSV exports in your browser: stack rows by header name, or join on a shared key column with left and inner joins. Nothing uploaded.
Work out a daily water target from weight, climate and exercise, next to the National Academies reference intakes. Editable factors, glasses count.
Get a fresh drawing prompt in one click, with a subject, a setting and a style to start your next sketch. Copy it or draw another.
Extract text and chapters out of an EPUB ebook locally: container to package to spine order, chapter by chapter, in your browser. Nothing is uploaded.
Extract data tables out of an .xlsx spreadsheet privately: pick a sheet, preview it, and download CSV or JSON. Nothing is uploaded.
Enter your istimara expiry and last FAHES pass date to see which Saudi vehicle document is due first, the exact due dates, and the correct renewal order (FAHES before istimara). Free, in your browser.
Make, study and flip digital flashcard decks in your browser: add cards, shuffle, mark known or still learning, and export or import decks as JSON.
Convert Franco-Arabic (Arabizi, 3arabizi) into real Arabic script and back: 2 for hamza, 3 for ayn, 7 for haa, with the full digit mapping table and a warning about its limits.
Interactive Hajj and Umrah guide: rites in order for Tamattu, Qiran and Ifrad, the five miqat stations, a day by day Mina, Arafat and Muzdalifah plan, a checklist and an editable cost planner.
Browse Hisn al-Muslim duas by category: waking, sleep, morning, evening, prayer, eating, home, travel and more. Arabic, transliteration, translation and source on every dua, with a recitation tracker.
Find hidden characters in pasted text: zero-width spaces, joiners, BOM, non-breaking spaces, soft hyphens and direction controls, with a cleaned copy.
How to pray istikhara step by step: two voluntary rakahs, the full dua in Arabic with transliteration and translation (Sahih al-Bukhari 1162), and what the result looks like.
Full Jollibee Philippines menu with October 2026 prices in pesos: Chickenjoy, Yumburger, Jolly Spaghetti, Palabok, breakfast, desserts and family meals, plus an interactive tray calculator.
Identify the language and script of any snippet of text: script detection from Unicode blocks plus common-word scoring for Latin, Cyrillic and Arabic scripts, with a confidence label.
Build a dose schedule from a first dose time and the interval on your label, with a taken checklist you can copy or print. No medical advice.
Listino prezzi aggiornato 2026, calorie ufficiali, allergeni certificati e calcolatore nutrizionale per tutti i ristoranti Burger King in Italia. Whopper, Italian Kings, Plant-Based e offerte.
Build a full month of prayer times for any city on one printable sheet: Fajr, Sunrise, Dhuhr, Asr, Maghrib and Isha. Print it or download the CSV.
Morning and evening adhkar with a tap counter: Ayat al-Kursi, the three Quls, Sayyid al-Istighfar and the 100-count dhikrs, in Arabic with transliteration and translation.
Make a free printable order of service for a funeral: name, dates, hymns, readings, eulogy and committal, with a clean print layout and an optional photo. Free, no signup.
Paste formatted text from Word, Google Docs or a web page and get clean Markdown: headings, bold, italic, lists, links, quotes, code blocks and tables, all in your browser.
Extract slides, order and presenter notes from a .pptx file: unzip in your browser, read the slide XML, and download plain text. Nothing is uploaded.
Calculate prayer times for any city and date with Umm al-Qura, Muslim World League, ISNA, Egyptian, Karachi or Dubai methods. Fajr angle, Isha rule and Asr school are editable.
Plan a Quran khatma by pages: enter your start page and finish date, get pages per day, a day by day plan and juz milestones for the 604-page Madinah mushaf.
Score your text with Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog and SMOG, plus word, sentence and syllable counts and your longest sentences.
Convert a Saudi number plate between Arabic and Latin scripts: the fixed 17-letter mapping, both numeral systems, and a character-by-character breakdown.
Check a Saudi National Address short code before shipping: validates the 4-letter + 4-digit format, breaks down each part, and flags the mistakes that get parcels rejected.
A live decibel meter using your device microphone, with an editable calibration offset and reference sound levels. Audio never leaves your device.
Turn a CSV list of names and phone numbers into a phone-ready .vcf file: proper RFC 4180 parsing, column mapping, vCard 3.0 output, in your browser.
Online stoper co do milisekundy liczy czas od kliknięcia przycisku Start. Umożliwia dodawanie międzyczasów (rundy), automatyczny zapis po zamknięciu, dni, pełny ekran i skróty klawiszowe.
Sunrise, sunset, solar noon, day length, civil, nautical and astronomical twilight and golden hour for any place and date, calculated with the NOAA method.
Make fast checklists that stay private on your device: multiple lists, priorities, due dates, filters, and JSON export and import.
Free transit chart calculator. Your Sun sign and an approximate Moon sign for any date, computed in your browser from real Sun and Moon longitudes. It never guesses planet positions. No signup.
Find a character by name or code point, copy it with its HTML entity, and inspect pasted characters to see their exact code points.
Count working days between two dates or add working days to a date, skipping weekends and holidays you list. Saturday-Sunday, Friday-Saturday and Sharjah presets.
عرض تاريخ اليوم الهجري والميلادي المباشر وتحديد الشهر الهجري الحالي مع حاسبة تحويل التواريخ وتعديل الرؤية الشرعية في الجزائر والدول العربية.
Convert AVIF images to JPEG XL (.jxl) online for free. Private in-browser conversion — no uploads, no sign-up, no watermark.
Batch convert images between JXL, JP2, JPG, PNG, WebP, AVIF and PDF online for free. Mixed inputs, one target, ZIP download — private, in your browser.
Stamp text or a logo across many photos at once, with position, size, opacity and margin controls that scale with each photo. Download singly or as a ZIP.
Convert BMP bitmap images to JPEG XL (.jxl) online for free — shrink huge uncompressed files dramatically. Private in-browser conversion.
Cut a wide panorama into swipeable carousel slides for Instagram and similar feeds. Edge-to-edge slices, numbered downloads, ZIP in posting order.
Free online image aspect ratio converter. Convert photo aspect ratios to 16:9, 4:5, 1:1, 5:2, 2:1, 9:16, 4:3, 3:2, or A4 paper size with smart crop or blurred background padding.
Free online image compressor to 40KB. Convert and compress JPG, PNG, WEBP, and HEIC photos into 40 KB JPG format for government job forms, admission portals, and passport applications.
Compress images to JPEG XL (.jxl) online for free — often 30–60% smaller than JPG at the same quality. Private in-browser compression, batch + ZIP.
Convert GIF images to JPEG XL (.jxl) online for free. Private in-browser conversion — no uploads, no sign-up, no watermark.
Convert iPhone HEIC photos to JPEG XL (.jxl) online for free. Decoded and converted privately in your browser — no uploads, no sign-up.
Compare image format file sizes on YOUR photo: encode it as JPG, PNG, WebP, AVIF, JXL and JP2 side by side, free and privately in your browser.
Fix .jfif downloads that apps refuse to open: convert JFIF images to standard JPG in your browser — lossless rename or a clean re-encode. No uploads, no sign-up.
View JPEG 2000 (.jp2) metadata online for free: header dimensions, components, bit depth and colour space — read privately in your browser, no uploads.
Convert JPEG 2000 (.jp2) images to JPG online for free. No uploads — decoded privately in your browser with OpenJPEG. Batch convert, no sign-up.
Convert JPEG 2000 (.jp2) images to JPEG XL (.jxl) online for free — the archival classic meets its modern successor. Private in-browser conversion.
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Open and view JPEG 2000 (.jp2) images online for free. No uploads — decoded privately in your browser with OpenJPEG, with size and dimension details.
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Download free sample .jxl and .jp2 files (with the original PNG) to test viewers, converters and your own software. Real files, real sizes, no sign-up.
Test whether your browser supports JPEG XL and JPEG 2000 with real test images, plus the current support status for Chrome, Firefox, Safari and Edge.
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Open and view JPEG XL (.jxl) images online for free. No uploads — the image is decoded privately in your browser, with size and dimension details.
Free online PAN card resizer to crop, resize, and compress photo (213x213 px, <50KB), signature (400x200 px, <50KB), and document PDF (<300KB) strictly matching NSDL and UTI rules.
Crop a photo to US 2x2, Schengen 35x45, Saudi 40x60 and other ID sizes, with a head-height guide band and a 4x6 print sheet. All in your browser.
Free online photo size compressor to reduce file size JPG, PNG, and WebP images without losing quality. Fast, private browser compression.
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Convert PNG images to SVG by actually tracing them into vector shapes in your browser — not a PNG wrapped in an SVG file. Best for logos, icons and flat artwork. No uploads.
Make screenshots post-ready: gradient backdrops, padding, rounded corners, soft shadows and an optional browser frame. Free, in your browser, no upload.
Resize one image to Instagram, Facebook, LinkedIn, X, YouTube, TikTok and Pinterest sizes in one click. Cover or contain, single downloads or ZIP.
Convert TIFF images to JPEG XL (.jxl) online for free — shrink huge lossless scans dramatically. Private in-browser conversion, no uploads.
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Audit any page for AI-agent readiness: llms.txt, robots.txt crawler rules, structured data, landmarks and form signals. Scored to 100 with fix guidance.
Verify if a website links back to you. Check anchor text, rel attributes (dofollow/nofollow), and ensure your backlinks are effectively placed.
Find and fix broken links on your website. Detect 404 errors, check internal and external links, and improve user experience and SEO.
Check if your webpage has a valid rel="canonical" tag to prevent duplicate content issues in search engines.
Check if Gzip or Brotli compression is enabled on your website. Improve your page speed by reducing file sizes.
Check word count, reading time, paragraph count, headings, and sentence length on any webpage. Identify thin content before Google does.
Free Core Web Vitals checker. Test your website's Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and Interaction to Next Paint (INP) for both mobile and desktop.
Check the exact age of any domain name. Find out when a domain was registered and its precise age in years, months, and days.
Check any website's domain rating for free using the Ahrefs API. Get your domain authority score instantly and track your backlink profile strength.
Check if any website has a properly configured favicon — link tags, /favicon.ico, Apple Touch Icon, web manifest icons, and theme-color.
Check if any URL follows SEO-friendly best practices. Analyze readability, hyphens, length, special characters, and more.
Explore the complete official Google Product Category list and taxonomy with IDs. Real-time feed sync, instant search, AI product classifier, tree explorer, and CSV export for Google Shopping.
Optimize your Google Search snippets by pixel width. Live desktop and mobile previews to prevent truncation and boost CTR.
Analyze full heading hierarchy (H1-H6) of any webpage. Check structure, skipped levels, empty headings, and get SEO recommendations.
Check the HTTP status code of any URL. Analyze redirect chains, identify 404 errors, and ensure your pages are returning the correct status for SEO.
Verify if your website correctly redirects HTTP traffic to HTTPS. Improve your SEO and security with our free checker.
Scan any webpage for img alt attributes. Find missing alt text, check accessibility, and improve SEO compliance.
Analyze keyword frequency and density on any webpage. Detect keyword stuffing, track word counts, and optimize your content for better SEO.
Check if your images and iframes use loading="lazy" to improve page speed, save bandwidth, and boost Core Web Vitals.
Create, audit, and download spec-compliant llms.txt files for AI crawlers, ChatGPT, Claude, and Gemini. Features live preview, templates, and LLM readiness score.
Validate an llms.txt file against the format rules, or generate a draft from your sitemap.xml. Counts links, estimates tokens, checks absolute URLs.
Check any website's meta description instantly. Verify presence, character length, and SEO quality to improve your Google search snippet and click-through rate.
Generate SEO-friendly meta descriptions for your website using AI. Improve your click-through rates with compelling summaries.
Check your webpage's meta title for optimal length to maximize visibility and click-through rates in search engine results.
Check if your website is blocked from Google search results by robots.txt, noindex tags, or headers.
Get a free on-page SEO audit. Find and fix SEO issues like missing titles, meta descriptions, H1 tags, and more.
Check your website's Open Graph meta tags and preview how your links will appear on social media.
Instantly measure the HTML document size of any webpage to optimize load speed and SEO performance.
Generate SEO-friendly page titles for your website using AI. Improve your click-through rates with compelling titles.
Trace the full path of any URL. Discover hidden redirects, 301 vs 302 statuses, and find the true final destination.
Check if images on any webpage are the correct size for their display dimensions. Find oversized images hurting page speed, LCP, and Core Web Vitals.
Check if any website has a valid robots.txt file. Review crawl directives, user-agent rules, disallow paths, and sitemap references.
Analyze text for SEO optimization. Get keyword density, word count, character count, reading time, and top keywords. Perfect for content optimization.
Check if any website has a valid XML sitemap. Verify sitemap format, URL count, XML validity, and robots.txt sitemap references.
Extract, discover, and download sitemap.xml files or plain text URL lists from any website URL for free.
Convert titles and text into clean, SEO-friendly URL slugs.
See how your URL appears on Facebook, LinkedIn, X, Slack, iMessage, and WhatsApp. Check Open Graph tags, title length, and preview image before you share.
Check SSL/TLS certificate validity, expiration date, issuer, and trust status for any domain. Ensure your website is secure.
Find structured data elements on a page. Validate your JSON-LD and Microdata schema markup for better SEO visibility.
Check your website's viewport meta tag for mobile responsiveness. Detect configuration errors and learn best practices.
Check if your website properly redirects traffic between WWW and Non-WWW versions to consolidate SEO value.
Inspect the HTTP headers of any URL to check for X-Robots-Tag indexing directives, crucial for blocking search engines from non-HTML files.
Free online tool to add noise, static, or film grain to any image securely in your browser. Give your photos a retro or gritty texture instantly.
Add rainbow gradients, prism effects, and Pride flag overlays to any photo online with photographic blend modes.
Free online tool to adjust the gamma of any image. Correct midtones, reveal hidden details safely in your browser with 100% privacy.
Download pure black PNG placeholder images in preset sizes (400×400, 500×500, etc.) or any custom width and height. Generated in your browser.
Free online tool to censor, blur, or pixelate any part of a photo. Hide faces, license plates, or sensitive text using rectangle or ellipse shapes. 100% private.
Convert horizontal landscape images into vertical portrait images for TikTok, Instagram Reels, and Stories without cropping.
Increment or decrement the brightness of any image. Make your picture lighter or darker instantly in your browser with 100% privacy.
Increment or decrement the contrast of any image. Make your photos pop or soften them instantly in your browser with 100% privacy.
Free online tool to adjust the exposure of any image. Brighten underexposed photos or darken overexposed ones easily in your browser with 100% privacy.
Free online tool to increment or decrement the saturation of any image. Make your colors vibrant or muted instantly in your browser with 100% privacy.
Free online tool to clip any image into beautiful shapes like circles, triangles, or rounded rectangles. Process instantly in your browser with 100% privacy and export as PNG.
Make an image darker instantly. Reduce brightness or add a dark overlay locally in your browser with 100% privacy.
Free online tool to apply a beautiful duotone filter to any image. Select custom highlight and shadow colors, adjust brightness, instantly and completely privately.
Mirror your photos horizontally, vertically, or both instantly. Reverse images locally in your browser with 100% privacy.
Crop JPG, PNG, and WebP images online to exact pixel dimensions, aspect ratios, or social media presets with 100% client-side privacy.
Convert an image to grayscale instantly. Desaturate your photos to create a black and white effect locally in your browser with 100% privacy.
Make an image lighter instantly. Increase brightness or add a light overlay locally in your browser with 100% privacy.
Merge two images vertically or horizontally to create a new image. Customize border thickness and color.
Free online tool to securely overlay, merge, and blend two images. Control opacity, position, scale, rotation, and blend modes instantly in your browser.
Pixelate photos online or censor specific areas like faces and license plates with interactive drag-and-resize controls.
Optimize and compress your PNG images directly in your browser. Fast, secure, and free.
Free online tool to instantly generate random static and noise bitmaps. Create full color, grayscale, or black and white noise images at any resolution.
Resize image pixel dimensions online for free. Scale by exact width and height in pixels, maintain aspect ratio, or choose presets for social media.
Free online tool to add a vintage sepia effect to any image. Create nostalgic, antique-looking photos instantly in your browser with 100% privacy.
Free online tool to shift the hue of any image. Change colors across the entire spectrum instantly in your browser with 100% privacy.
Free online tool to split any image horizontally, vertically, or into a grid. Divide photos by quantity or exact pixel sizes instantly in your browser with 100% privacy.
Convert JPG, PNG, and GIF images to WebP format online. Reduce file size by up to 80% with high quality.
Learn and test all 28 Arabic letters with isolated, initial, medial and final positional forms, IPA phonetics, solar/lunar classification, example vocabulary and native TTS audio.
Build custom Arabic/English flashcard decks with TTS audio. Load 8 built-in vocabulary sets (alphabet, greetings, numbers, colors, family, food, animals, days) or add your own cards. Export/import JSON decks.
54 essential Arabic greetings and responses — formal, informal, religious and occasion-specific. Includes TTS audio, romanisation, formality badges, cultural notes, and search/filter.
Interactive quiz — see an Arabic letter glyph in isolated or all-positional-forms mode and identify its correct name from four choices. Tracks score and highlights missed letters.
Master all 28 Arabic letter sounds and pronunciations with 140+ audio variations across Tashkeel vowels, Makharij articulation guides, minimal pairs comparisons, and interactive quizzes.
Master Eastern Arabic numerals (٠–١٠٠), spelled words, and spoken pronunciation with interactive quizzes, audio listening tests, 0–100 reference chart, and instant Tafqeet converter.
Match Arabic letters to their IPA phonetic symbols and romanised sounds. Four quiz directions — letter→IPA, IPA→letter, romanisation→letter, and mixed mode. Full IPA reference table included.
Audio-first quiz: hear an Arabic letter or word spoken aloud and identify it. Three modes — individual letters, common words, and minimal pairs targeting the hardest Arabic sound contrasts.
Master 55+ Arabic weather and seasons terms with audio pronunciation, interactive quizzes, flip flashcards, and real-world forecast dialogues.
Check your eligibility for German dual vocational training (Ausbildung). Evaluates German language level (B1/B2), school certificates, age rules & visa §16a AufenthG financial proof.
Comprehensive reference chart for boiling points of 40+ metals in Celsius (°C), Fahrenheit (°F), and Kelvin (K) with interactive search, sorting & temperature converter.
Kostenloser Französisch Einstufungstest & DELF Test online. Testen Sie Ihr Französisch Niveau (A1, A2, B1, B2, C1, C2) zur Vorbereitung auf DELF B1, DELF B2 & DALF C1 Prüfungen mit sofortiger Auswertung.
Free adaptive Czech level test aligned with CEFR (A1–C2 / SERRJ). Test your Czech grammar, 7 noun case declensions, verbal aspect pairs, and vocabulary — great practice for CCE and citizenship exams.
Free adaptive Italian proficiency test aligned with CEFR (A1–C2). Test your grammar, congiuntivo, passato prossimo, and vocabulary — ideal practice for CILS, CELI, PLIDA, and B1 Cittadinanza.
Free adaptive Turkish level test aligned with CEFR (A1–C2). Test your grammar, vocabulary, case suffixes, and vowel harmony — great practice for TÖMER, TYS, and e-YDTS exams.
Interactive reference for French days of the week and months of the year. Features audio pronunciation, IPA phonetics, gender rules, prepositions, and date sentence builder.
Interactive spaced-repetition flashcard drill for the 200 most common French words. Features audio pronunciation, IPA phonetics, multiple-choice quiz, and offline browser saving.
50+ essential French greetings and daily phrases (Bonjour, Merci, S'il vous plaît, Ça va...). Features native audio pronunciation, IPA phonetics, and Tu vs Vous formality guide.
Convert any number into written French words (e.g. 92 → quatre-vingt-douze). Features audio pronunciation, cardinal/ordinal forms, base-20 logic explanations, and Belgian/Swiss dialect options.
Master French phonetics, IPA symbols, nasal vowels, silent letters, and liaisons with native audio, mouth position guides, and live speech practice.
Instantly conjugate any French verb across all core tenses (Présent, Passé Composé, Imparfait, Futur, Subjonctif). Features native audio pronunciation, auxiliary rules, and quiz mode.
Learn and test all 26 German letters plus 3 Umlauts (Ä, Ö, Ü) and Eszett (ß) with native pronunciation audio, quizzes, and flashcards.
Test recognition of German numbers 1–1000 (ein, zwei, drei…hundert) with audio pronunciation, quiz modes, and live translator.
Convert dates between Gregorian (Western) and Hijri (Islamic / AH) calendars with Maghrib sunset adjustment, Arabic months, and Islamic holiday detection.
Calculate your exact age in Hijri (Islamic / AH) years, months, and days with Gregorian age comparison, next birthday countdown, and total days lived.
Generate and print interactive monthly or full 12-month Islamic (Hijri / AH) calendars with Gregorian dates, Friday (Jumuah) markers, and Islamic holidays.
Convert dates between Gregorian years and traditional Japanese Eras (Wareki / 和暦 - Reiwa, Heisei, Showa, Taisho, Meiji) with era charts, Kanji, and Japanese language quiz.
Calculate your Philippine 13th month pay instantly per DOLE rules and Presidential Decree 851. Supports prorated resigned/mid-year computations, salary raises, and TRAIN law tax exemption.
Calcola lo stipendio netto mensile e annuale dal lordo (RAL). Aggiornato con la Legge di Bilancio 2025/2026, 3 scaglioni IRPEF, nuovo taglio cuneo e detrazioni.
Convertir un chiffre en toutes lettres en français selon la réforme 1990 ou l'orthographe traditionnelle. Remplissage automatique de chèque bancaire (Art. L. 131-10) et variantes suisse / belge.
Work out what settling a Saudi personal loan early really costs: remaining balance, the SAMA-capped settlement fee (next 3 months of profit on the declining balance), and the profit you save. Free, in your browser.
Work out the Saudi exit re-entry visa fee before you open Absher: single SAR 200 for 2 months, multiple SAR 500 for 3 months, with per-person and whole-family totals.
Kalkulator tanggal online gratis untuk hitung jumlah hari berlalu, selisih dua tanggal, hitung mundur (countdown), serta penambahan dan pengurangan hari, bulan, dan tahun.
Enter the renewal duration and dependents to get the full Saudi iqama renewal fee breakdown, split into employer-paid (Jawazat, Maktab Amal levy, licence) and employee-paid (dependent levy) totals.
Calculate Italian net salary from gross annual pay (RAL) or monthly gross. Updated for 2025/2026 Italian tax reform, 3 IRPEF tax brackets, tax wedge relief & regional taxes.
Full US minimum wage table: federal rate, all 50 states and DC with 2026 rates, officially announced 2027 rates, effective dates and latest changes.
Convert any number to words in US / UK English. Generate legal check lines (UCC § 3-114), currency formats (USD, EUR, GBP), ordinals, Title Case, and copy instantly.
Work out pro rata salary for part time work in the UK. Enter the full time annual salary and the hours or days actually worked to get the pro rata annual, monthly and weekly pay, plus the FTE fraction.
Work out your new salary after a raise. Enter your current pay and a raise percentage or a new salary to see your annual and monthly increase. Free, no signup.
Estimate your Saudi Electricity Company bill: the 6,000 kWh tier split, meter fee and VAT shown line by line, for residential and commercial customers.
Validate a Saudi IBAN: 24-character format, MOD-97 checksum (ISO 13616), bank code lookup with bank name, and 4-character grouping.
Work out Saudi overtime pay (Article 107), annual leave entitlement of 21 or 30 days (Article 109) and notice periods (Article 75). Every rate is shown and editable. General information, not legal advice.
Can your landlord raise your rent in Saudi Arabia? Check the Ejar rules and the Riyadh five-year rent freeze against your contract dates, city and rent to get a plain verdict with step-by-step reasoning.
Work out your stock profit or loss from buy price, sell price, shares and fees, with total cost, total proceeds and return percentage.
Calculate your take-home pay after income tax, National Insurance, student loans and pension with our free UK salary calculator for 2026/27. Instant net pay breakdown.
Calculate your Saudi university weighted admission score (النسبة الموزونة) from high school, Qudurat and Tahsili with editable weights and KSU, KFUPM and humanities presets.
Decode the Base64 TLV string from a Saudi e-invoice QR code into seller name, VAT number, timestamp, invoice total and VAT, or build a TLV string for your own invoices.
Play and solve 9-letter word block puzzles, Word Wheels, and Target Time puzzles. Find all 4 to 9-letter words instantly with definitions, hints, and complete answers.
Free online tool to instantly insert line numbers before each line of text. Customize padding, separators, and choose to skip empty lines securely in your browser.
Find and extract all email addresses from any block of text, HTML source, CSV, or log output. Deduplicate, sort, and export in 4 formats. 100% private, runs in your browser.
Generate pronounceable fake words, fantasy names, product names, and invented brand ideas using offline naming rules and morpheme banks.
Free online tool to quickly find the string length of any text. Count characters with or without spaces instantly in your browser.
Generate Xbox-style, random, funny, and competitive gamertags instantly with local browser-based naming patterns.
Count lines, words, characters, sentences, and paragraphs in any text. Features live preview with line numbers, blank line detection, code analysis mode, and interactive statistics visualization.
Generate a palindrome from any text using character mirror, word mirror, or check if your text is already a natural palindrome. 100% private, runs in your browser.
Free online tool to instantly remove all empty lines and blank spaces from any text. Clean up your strings securely in your browser.
Instantly strip all punctuation marks from your text online.
Free online tool to instantly remove all white spaces, tabs, and line breaks from any text. Clean up your strings securely in your browser.
Free online tool to instantly reverse the order of lines in your text or lists. Flip paragraphs upside down securely in your browser.
Free online tool to instantly reverse the order of words in your text or reverse the letters inside each word. Process text securely in your browser.
Instantly split text into chunks by comma, line, space, or custom separators.
Free online tool to instantly repeat text strings, words, or paragraphs multiple times. Customize separators and copy the results instantly.
Reverse text instantly: flip characters, reverse word order, or reverse each word individually. 100% free and private — runs entirely in your browser.
Count word frequency instantly in your browser. Find the most used words, text length, and character count with 100% privacy.
Instantly unscramble letters into valid English words. Filter by start, end, contains, or word length. Perfect for Scrabble, Wordle, and word puzzles.
Compress JPG, PNG, WebP, HEIC, SVG or GIF with the best quality and compression. Reduce the filesize of your images at once safely, instantly in your browser.
Compress JPEG and JPG images online, reduce photo size in KB, and process batches with one-click ZIP download.
World's simplest online animated PNG disappearing creator. Convert any PNG into an animated GIF where it gradually vanishes.
Record your voice, get instant speech-to-text transcription, and translate to multiple languages. 100% private browser-based processing.
Create beautiful 2, 3, and 4-circle Venn diagrams online. Customize colors, text, and download your charts instantly.
Apply brightness, contrast, saturation, grayscale, sepia, hue, blur, and invert filters to images in your browser.
Resize image dimensions and compress photo size instantly. Free photo resizer with target KB mode for upload limits.
Convert JPG, PNG, or any image to ICO favicon format online. Choose icon sizes (16×16 to 256×256) and generate multi-size ICO files instantly. 100% private — runs in your browser.
Repeat video clips in your browser and export a looped WebM file for social posts, demos, and motion loops.
Change color of image instantly. The world's simplest online image color changer. Quickly replace colors in your PNG files locally in your browser.
World's simplest online GIF to PNG sequence converter. Extract GIF frames and arrange them instantly in a customizable grid.
Free tool to remove chroma key (green screen or any solid background color) from your PNG or JPG image. Adjust the threshold and instantly download a transparent PNG.
Test your webcam online to check if it is working properly and find out useful information about it.
Convert WebP images to high-quality PNG format online for free. Batch convert multiple files, control resolution and output scale. 100% private — processed in your browser.
Calculate your 50/30/20 budget instantly. Split your after-tax income into Needs, Wants, and Savings/Debt for better financial planning.
Calculate how much interest and time you can save by making early payments on your auto loan. See your savings instantly.
Calculate compound interest with monthly contributions. Visualize your wealth growth over time.
Easily convert bank CSV statements to OFX format for free. Private, local conversion for GnuCash, Moneydance, Xero, and more.
Assess the security of your crypto storage and usage habits. Get a personalized risk score and safety checklist. Non-custodial, privacy-first.
Estimate your FICO credit score for free using official scoring factors. Understand how payment history, utilization, and credit length affect your credit health.
Calculate Jewish Ma'aser (10%) or Chomesh (20%) for Tzedakah.
Estimate motorcycle insurance costs in Spain. Calculate premiums based on rider age, bike value, engine size, and coverage type.
Free Ohio paycheck calculator. Estimate your 2025 take-home pay after federal tax, Ohio state tax, FICA, and local city tax — for hourly or salaried employees.
Calculate Customer Lifetime Value (LTV) and Max Ad Spend (CAC) specifically for SaaS. Insights on churn, retention, and profitability.
Salary to hourly wage calculator lets you see how much you earn over different periods.
Calculate severance pay (Liquidación, Finiquito, Cesantías, Indemnización) for Venezuela, Colombia, Mexico, Argentina, Chile, Peru & more. Free and instant.
Calculate VAT instantly. Add or remove tax from prices. Supports UK (20%) and global VAT rates.
Find the purr-fect name for your feline friend! Generate unique names for cats based on gender, color, and personality.
Count down to Christmas with a festive timer. See days, hours, minutes, and seconds until Christmas Day. Share the holiday spirit!
Find the paw-fect name for your canine companion! Generate unique names for dogs based on breed, color, and personality.
Discover your magical fairy name! Generate unique, whimsical names for stories, games, or just for fun.
How valid is your vibe? Test your knowledge of viral Gen Z slang, Brainrot terms, and internet culture. Get a Certified Vibe Check.
Create and download memes instantly.
Stuck scrolling through Netflix endlessly? Our Random Movie Picker is here to cure your analysis paralysis!
Challenge yourself with our interactive Trivia Quiz! Whether you're a trivia buff or just looking to kill some time, this quiz offers a fun way to test your knowledge.
Generate creative, witty, and unique wedding hashtags for your big day. Perfect for sharing your special moments on social media.
Yes/No Generator is a digital decision-making tool that randomly selects between predetermined responses, typically "Yes" and "No."
Enter your birth year to discover your true biological generation. Are you a Boomer, Gen X, Millennial, Gen Z, or Gen Alpha? Get a funny roast with your result.
Tap any key or button to find the beats per minute of any song or rhythm. Accurate BPM detection with average and instant readouts.
Test your clicking speed with our accurate 10-second CPS test. Track your performance with real-time graphs, compare results, and reach our local leaderboard.
Spin the wheel to make random decisions. Add custom options, pick winners, and settle debates. Free, fun, 100% fair.
Convert your dog's age to human years using a science-based formula adjusted for breed size (small, medium, large, giant). Find your dog's life stage instantly.
Take our highly accurate 7-question quiz to find out your true mental generation. You might be biologically 25, but are you 100% Boomer on the inside?
Test your brain's processing speed and selective attention with the classic Stroop Effect Test. Click the color, not the word!
Play the classic Tetris game online for free. HTML5 Canvas based, full keyboard support, completely private, and works locally directly in your browser.
Answer 3 totally scientific questions to discover your personalized vibe for the day. Are you Main Character Energy or a Feral Goblin?
Free 2D physics sandbox. Spawn shapes, change gravity, and interact with objects using a real-time physics engine directly in your browser.
Create printable Code 39 barcodes for SKUs, inventory labels, asset tags, and internal IDs. Download as SVG or PNG.
Create beautiful CSS box shadows with our interactive generator. Adjust blur, spread, offsets, and color. Copy CSS code instantly for your web projects.
Generate beautiful, random color palettes instantly. Click to copy HEX codes. Perfect for designers, developers, and artists.
Create stunning linear CSS gradients. Choose your colors, adjust the angle, and copy the CSS code instantly.
Split a single image into a 3×1, 3×2, or 3×3 Instagram-style grid and download all slices individually or as a ZIP.
Structure and optimize raw prompts for ChatGPT, Claude 3.5 Sonnet, and Gemini. Features CO-STAR framework, XML tag formatting, persona priming, and direct playground testing.
Create and print custom address, shipping, and barcode label sheets matching standard Avery 5160, 5163, 5164, and L7160 layouts. Supports CSV mail merge, QR codes, and 100% exact scale vector PDF export.
Create and download custom vector PDF templates for Dot Grid (Bullet Journal), Graph / Quad Grid, College Ruled, Isometric 3D, Music Staff, Cornell Notes, and Hexagonal paper at exact 100% scale.
Create and customize professional price quotations, proforma invoices, and payment receipts in PDF. Multi-currency, custom VAT/tax rates, digital signatures, and 100% private.
Create, customize, and export custom tier lists online for free. Drag & drop images or text badges into S–F tiers and export high-resolution PNG images.
Customizable online spinning prize wheel for picking random names, raffle winners, and classroom decisions with sound effects, celebratory confetti, and winner elimination.
Find anyone's email address by generating common email permutations based on their name and domain. Useful for sales and outreach.
Create polished, custom email signatures in minutes. Free, easy-to-use generator for personal and professional signatures.
Draw a handwritten signature in your browser and download it as a PNG image.
Free online notepad to write, edit, and auto-save notes in your browser. Fast, private, works offline. Export to TXT, PDF, and Markdown. No login required.
Master your time with the Pomodoro Technique. Customizable 25/5 intervals, audio notifications, and task tracking.
Calculate exactly how much money your company burns in useless meetings in real-time. Enter attendee salaries and watch the cost tick up.
Convert blood glucose levels between mg/dL and mmol/L instantly, calculate HbA1c and Estimated Average Glucose (eAG), and view clinical target ranges.
Calculate your perfect bra size instantly and convert between US, UK, and EU measurements. Interactive sizing charts included.
Calculadora de IMC gratis según la OMS. Calcula índice de masa corporal, peso ideal para mujer y hombre según estatura y edad, porcentaje de grasa corporal y rango de peso saludable.
Free interactive kids shoe size calculator and toddler shoe size chart. Instantly convert foot length in inches or cm to US, UK, and EU shoe sizes.
Free online TDEE calculator & macronutrient planner. Calculate exact Total Daily Energy Expenditure, BMR, BMI, calorie deficits for fat loss, muscle gain surpluses, and zig-zag calorie cycling.
Calculate the sum of numbers, running total, and statistical summary online. Auto-extracts numbers from text or parses custom delimiters.
Calculate your exact Saudi End-of-Service Award (مكافأة نهاية الخدمة) in SAR under Saudi Labour Law (Articles 84, 85, 87, 88) & Qiwa rules for resignation and termination.
Calculate your exact GOSI deductions (9.75% / 21.5%), employer contributions, and net monthly take-home salary in Saudi Arabia under current and 2024 Social Insurance laws.
Check days left on Saudi Iqama, Passport, Driving License, Istimara, and National ID with dual Hijri-Gregorian calendar, grace periods, and late fine calculation.
Check if your business must register for 15% VAT with ZATCA in Saudi Arabia under mandatory 375k SAR, voluntary 187.5k SAR, and rolling 12-month rules.
Convert CSV to formatted Excel (.xlsx) workbooks without losing leading zeros. Preserve ZIP codes, phone numbers, and barcodes with auto column width sizing.
Turn photos into inverted black and white, create color negatives, convert documents to dark mode, and invert graphics with real-time canvas preview.
Format any Saudi phone number into E.164 (+966), local 05x, RFC tel, Arabic numerals, or instant WhatsApp chat links. Single & bulk cleaner with carrier detection.
Fix out-of-sync audio delay, shift timecodes, edit caption cues, convert SRT ↔ WebVTT ↔ TXT, and preview with local video playback.
Extract clean plain text, Markdown, tables, and metadata from Microsoft Word (.docx, .docm) files in your browser.
Calculate binomial probability distribution, mean, variance, and standard deviation. Free online calculator with step-by-step formula and interactive graph.
Calculate partial derivatives of multivariable functions instantly. Support for higher-order and mixed derivatives with step-by-step logic.
Solve math expressions and round results to any number of significant figures. Supports +, -, *, /, ^, log, and ln. Instant and free.
Calculate Population Variance, Sample Variance, Standard Deviation, and Mean instantly. Get step-by-step explanations for your data set.
Free online comma adder to insert comma, add comma after each line, format SQL lists, and convert lines into comma-separated lists instantly.
Copy invisible characters (U+3164) with 1 click. Best blank space generator for Free Fire names, WhatsApp empty messages, Discord, Instagram, and TikTok.
Convierte texto normal a letra cursiva bonita al instante. 10 estilos de fuentes cursivas y caligráficas para copiar y pegar en Instagram, TikTok, WhatsApp y Facebook.
Copia el espacio invisible U+3164 con 1 clic. Generador de caracteres vacíos para Free Fire, mensajes en blanco de WhatsApp, Discord, TikTok e Instagram.
Download Instagram Reels videos in high quality MP4 format. No watermark, free, and fast.
Download individual Pinterest pins with a free account. Paste one URL, grab the original file, and keep metadata.
Estimate your YouTube earnings based on views, country, and niche. Find out why Venezuela has the highest trending RPM in 2026.
Track live YouTube subscriber counts with real-time updates. Watch your favorite creators grow and compare channel statistics.
Create custom Blooket question sets instantly for free. Convert notes, text, and Quizlet flashcards into official Blooket CSV spreadsheet format. No login required.
Interaktiv norsk og dansk adventskalender med 24 desember-luker, nedtelling til julaften og komplett kalender for offentlige helligdager (røde dager) i Norge og Danmark.
Free Texas DPS drivers license practice test with 36 handbook questions on right-of-way, road signs, and Texas traffic safety laws. Instant pass/fail score, answer review & 20-page cheat sheet PDF.
Free interactive world capital finder and country capitals directory. Search all 197 country capitals with flags, population, languages, currency, timezones, maps, and quiz mode.
Play modern 3D Snake in your browser with glowing neon graphics, dynamic camera views, retro sound effects, and global high score leaderboard. 100% free, no download required.
Satisfying kawaii soft-body jelly slicing game with realistic gelatin jiggle physics, ASMR sound effects, and 30 fun puzzle levels. Free on mobile & desktop.
Generate magic spell names, fantasy spell incantations, Latin elemental spells, and superpowers for RPGs, D&D, and fantasy writing.
Printable school and workshop register supporting Sunday–Thursday GCC weeks, Monday–Friday schedules, and CSV export.
Cronômetro online digital gratuito e preciso com milissegundos, voltas (lap times), atalhos de teclado, modo tela cheia e temporizador. Sem cadastro, direto no navegador.
A simple, snappy, and 100% private to-do / doing / done Kanban board in the browser with drag-and-drop and CSV export.
Extract key bullet points, executive summaries, and action items from long text directly in your browser. 100% private client-side extractive summarizer with zero cloud uploads.
Generate 75+ aesthetic copy & paste font styles, cursive scripts, gothic symbols, and cute bio frames for Instagram, TikTok, and Discord.
Auto-detect line breaks and convert single ⇄ double line spacing, CRLF (Windows) ⇄ LF (Unix/macOS), remove empty lines, and format text instantly in your browser.
Compress PDF files online for free. Reduce PDF file size while maintaining quality. Choose from Extreme, Recommended, or Less compression levels.
Merge multiple PDF files into a single document instantly. Free, secure, and client-side processing.
Convert PDF pages to JPG images instantly. No software installation required. Free, secure, and client-side processing.
Write and preview Markdown in real-time with a clean side-by-side editor. Supports GitHub Flavored Markdown and HTML export.
Estimate how long it takes to read your article, blog post, or essay. Customize reading speed and get instant results. Perfect for content creators.
Instantly remove duplicates from any list, text, or dataset online. Deduplicate lines, sort A-Z, extract unique entries, find duplicate frequencies, and format custom delimiters. 100% private in-browser.
Calculate exactly how much mulch or soil (bags/yards) you need for your garden beds. Enter dimensions and get instant estimates.
Calculate how many plants fit in your garden bed. Compare Square vs Triangular spacing to maximize yield.
Create a custom garden schedule based on your frost dates. Know exactly when to start seeds and transplant vegetables.
Take the free WHO Adult ADHD Self-Report Scale (ASRS-v1.1) screening test online. Based on peer-reviewed research by Kessler et al. 6 questions, Likert scoring, instant results, 100% private.
Convert between mEq and mL with custom or stock electrolyte strength (mEq/mL).
Calculate your perfect ergonomic sitting, standing, and monitor height.
Calculate peptide reconstitution, bacteriostatic water volume, and precise syringe draw units for U-100, U-50, and U-30 insulin syringes with live visual syringe simulation.
Estimate UK Etsy seller transaction fees (6.5%), UK regulatory fees (0.48%), Etsy Payments (4% + £0.20), Offsite Ads, 20% VAT on fees, and calculate target selling prices for desired profit.
Calculate Estonian net take-home pay, gross salary (bruto to neto), 22% income tax, 700 € basic exemption, and total employer cost with instant payslip generator.
Explore the full FIFA World Cup 2026 schedule, group standings, and match fixtures. Search for your country's matches and track tournament progress.
Calculate Net Run Rate (NRR) for cricket tournaments. Track scenario-based NRR for T20 World Cup, IPL, and more with our live table.
Generate professional, high-status job titles for your LinkedIn profile or resume.
Check if your resume will pass Applicant Tracking Systems (ATS). Get a free ATS score based on length, contact info, keywords, action verbs, and more.
Test your microphone online for free. Check mic input, live decibel VU meter, waveform and frequency spectrum visualizer, and record playback. 100% private in-browser.
Reverse any song, music file, or voice recording online instantly. Play audio backwards, record reverse singing, play the viral Say It Backwards challenge, and download reversed WAV audio 100% free.
Calculate percentages of numbers, percentage change, reverse percentages, discounts, tips, VAT & sales tax, and fraction conversions instantly with step-by-step formulas.
Convert numbers to Roman numerals and Roman numerals to numbers instantly. Includes step-by-step breakdown calculation, Roman numeral chart 1-1000, date converter, and classical rules.