Apps
Find an app for your next task.
Popular Apps
- Image EditorEdit photos with layers, text, drawing, crop, resizing and effects.
- PDF EditorEdit, annotate, sign and organize PDFs locally in your browser.
- Text EditorWrite and format documents with headings, lists, links and tables.
- Spreadsheet EditorEdit XLSX, CSV and TSV workbooks locally with formulas and formatting.
- Image CompressorReduce JPG, PNG and WebP file size while keeping them sharp.
- Merge PDFCombine several PDF files into one document, in the order you choose.
- QR Code GeneratorCreate QR codes for links, Wi-Fi, contacts, email, SMS, WhatsApp and locations.
- Word CounterCount words, characters, sentences and paragraphs, with reading time.
- JSON FormatterFormat, validate and minify JSON with clear error locations.
- HEIC to JPGConvert iPhone HEIC/HEIF photos to JPG or PNG that open everywhere.
- Online TimerCountdown timer, stopwatch with laps, countdown to a date and Pomodoro — with an alarm.
- 2048Slide and merge tiles, with one-step undo and saved progress.
Categories
- 2048Slide and merge tiles, with one-step undo and saved progress.
- SudokuPlay unique local puzzles with notes, hints and four difficulty levels.
- Memory MatchMatch pairs of geometric symbols in a 4×4 or 6×6 board.
- Four in a RowDrop tokens into seven columns and build a horizontal, vertical or diagonal four.
- Wordle SolverFilter five-letter candidates from your own guesses and feedback.
- Anagram SolverFind exact anagrams or smaller words from the letters of a phrase.
- Scientific CalculatorFull scientific calculator with trig, logs, powers, roots, memory and history.
- Percentage CalculatorWork out percentages, percentage change, and what percent one number is of another.
- Statistics CalculatorMean, median, mode, standard deviation, variance and quartiles of a list.
- Mortgage CalculatorMonthly mortgage payment with taxes, insurance, extra payments and amortization.
- Compound Interest CalculatorGrow an investment with monthly contributions and any compounding frequency.
- Calorie Calculator (TDEE)Daily calorie needs from BMR and activity — for losing, keeping or gaining weight.
- Currency ConverterConvert between 30 major currencies with the latest ECB reference rates.
- CSV ViewerOpen CSV files as a sortable, searchable table with column stats; export CSV or JSON.
- Unit ConverterConvert length, weight, temperature, volume, area, speed, time, data and more.
- MPG ↔ L/100km ConverterConvert fuel economy between MPG (US/UK), L/100 km and km/L.
- Recipe ScalerScale recipe ingredients up or down for any number of servings.
- Cooking Measurement ConverterConvert cups, tablespoons, grams and ounces for common ingredients.
- PDF EditorEdit, annotate, sign and organize PDFs locally in your browser.
- Merge PDFCombine several PDF files into one document, in the order you choose.
- Split PDFExtract pages or split a PDF into several files by page range.
- Compress PDFReduce PDF file size by optimizing images and fonts.
- JPG to PDFTurn JPG, PNG and WebP images into a single PDF document.
- Invoice GeneratorCreate a professional PDF invoice with line items, tax and totals.
- Image EditorEdit photos with layers, text, drawing, crop, resizing and effects.
- Image CompressorReduce JPG, PNG and WebP file size while keeping them sharp.
- HEIC to JPGConvert iPhone HEIC/HEIF photos to JPG or PNG that open everywhere.
- Image ResizerResize images to exact pixels, a percentage or social media sizes.
- Image ConverterConvert between JPG, PNG and WebP — also opens GIF, AVIF and TIFF.
- Image to Text (OCR)Extract text from photos, screenshots and scanned images with OCR.
- Text EditorWrite and format documents with headings, lists, links and tables.
- Word CounterCount words, characters, sentences and paragraphs, with reading time.
- Text DiffCompare two texts and highlight exactly what was added or removed.
- Case ConverterConvert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case and more.
- Typing Speed TestMeasure your typing speed (WPM) and accuracy in 30 s to 5 min.
- Citation GeneratorAPA, MLA, Chicago, Harvard and IEEE citations — with DOI and ISBN lookup.
- Spreadsheet EditorEdit XLSX, CSV and TSV workbooks locally with formulas and formatting.
- JSON FormatterFormat, validate and minify JSON with clear error locations.
- Password GeneratorCreate strong random passwords and passphrases with a strength estimate.
- CSV ViewerOpen CSV files as a sortable, searchable table with column stats; export CSV or JSON.
- Pixel Art EditorDraw transparent pixel art with fill, mirror, palette, history and nearest-neighbor PNG export.
- Sprite Sheet CutterCut a local sheet into margin-aware frames, preview individual sprites and export PNG or ZIP.
- Social Media Character CounterCheck a post against X, Instagram, LinkedIn, TikTok and more limits.
- What Is My IPSee your public IP address, browser, operating system and screen details.
- Open Graph PreviewPreview how a link looks on Facebook, X, LinkedIn and Google, and find missing tags.
- Meta Tag GeneratorGenerate SEO title, description, Open Graph and Twitter card tags with a live preview.
- SERP Snippet PreviewPreview how your title and meta description look in Google, with pixel-width limits.
- Schema Markup GeneratorGenerate JSON-LD structured data for FAQ, articles, products, local businesses and more.
- QR Code GeneratorCreate QR codes for links, Wi-Fi, contacts, email, SMS, WhatsApp and locations.
- QR Code ScannerRead QR codes from an image or your camera — right in the browser.
- Barcode GeneratorCreate Code 128, EAN-13, UPC-A and Code 39 barcodes as SVG or PNG.
- Barcode ReaderRead EAN, UPC, Code 128, Code 39, ITF, Data Matrix and PDF417 barcodes.
- AI Token CounterCount tokens for GPT, Claude and Gemini, with context usage and cost.
- LLM API Cost CalculatorCost per request, day and month for GPT, Claude and Gemini APIs.
- Words & Characters to Tokens EstimatorConvert word or character counts to LLM tokens — and back.
- Context Window CalculatorWill your prompt, documents and history fit a model’s context window?
- Chat Context Usage CalculatorHow many chat turns fit before the context window fills up.
- File Token EstimatorEstimate tokens in text, Markdown, code, CSV and JSON files.
- Crypto Profit CalculatorProfit or loss on a crypto trade, including exchange fees.
- Market Cap & FDV CalculatorMarket cap, fully diluted valuation and price at a target market cap.
- Average Entry Price CalculatorAverage cost across several buys — plus unrealised profit at the current price.
- Gas Fee CalculatorEthereum transaction fee from gas limit, base fee and priority fee.
- Impermanent Loss CalculatorLoss from providing liquidity versus simply holding, for a 50/50 pool.
- Staking Rewards CalculatorStaking rewards over time with optional compounding.
- Online Voice RecorderRecord your voice in the browser, play it back and download it.
- Keyboard TesterPress keys to check that every key on your keyboard works.
- Mouse Button TesterTest mouse buttons, double-clicks and the scroll wheel.
- Gamepad TesterTest controller buttons, triggers, sticks, drift and vibration.
- Touchscreen TestCheck touch response, multi-touch points and dead zones on your screen.
- Mouse Polling Rate TestMeasure your mouse’s report rate in Hz (125, 500, 1000 Hz and up).
- Online TimerCountdown timer, stopwatch with laps, countdown to a date and Pomodoro — with an alarm.
- Online MetronomeAccurate metronome with time signatures, accents and tap tempo.
- Age CalculatorCalculate exact age in years, months and days, and the days until the next birthday.
- Date CalculatorCount the days between two dates, or add and subtract days, weeks, months or years.
- World ClockLive clocks for cities around the world, with offsets from your time.
- Tap Tempo — BPM CalculatorTap along to any song to find its tempo in BPM.