All tools

📄 Compress PDFShrink a PDF by rebuilding it in your browser: drop embedded bloat, resample images and keep the text selectable. No upload, no watermark, no sign-up. Popular 📄 Merge PDFCombine several PDFs in the order you choose, with page thumbnails you can drag around before joining them. Runs locally in your browser for free. Popular 📄 Split PDFPull one page range out of a PDF, split every page into separate files, or break a long document into chunks. Everything happens locally. Popular 📄 Rotate PDFTurn every page, or only the pages you select, by 90, 180 or 270 degrees. Free, instant, and the file never leaves your computer. 📄 Watermark PDFStamp DRAFT, CONFIDENTIAL, a date or your company name across every page, with control over size, colour, opacity and angle. 📄 PDF to JPGRender each PDF page to a JPG or PNG at the resolution you choose, preview them on screen and download one page or the whole set as a zip. Popular 📄 PDF to TextPull the readable text out of a PDF, keep line or paragraph layout, copy it to the clipboard or save it as a .txt file. Runs in your browser. Popular 📄 JPG to PDFCombine JPG, PNG, WebP or GIF photos into one PDF, in the order you want, with page size, margin and orientation you control. Popular 📄 HTML to PDFPaste HTML, choose paper size and margins, then print the rendered result to PDF straight from your browser. Free and private. 📄 PDF Page NumbersInsert page numbers into a PDF at the top or bottom, left, centre or right. Set the start number, font size and a prefix. Free, no upload. 📄 Invoice GeneratorCreate a professional invoice in your browser. Add your details, line items, tax and discount, then download a PDF or PNG. Free, no upload. 🖼️ Compress ImageShrink photos without a visible quality loss, see the before and after side by side, and batch-process many files at once — all inside the browser. Popular 🖼️ Convert ImageChange picture format in one step: PNG to JPG, JPG to WebP, WebP to PNG and more, with transparency handling and quality control. Popular 🖼️ Resize ImageSet a precise width and height, keep the ratio, or crop to a preset such as 1:1, 4:5 or 16:9. Useful for avatars, thumbnails and forms. 🖼️ Image to Base64Get a ready-to-paste data URI from any picture, with CSS and HTML snippets already wrapped, for inline icons and offline pages. 🖼️ Base64 to ImagePaste a data URI or a raw Base64 block, preview the picture and download it as PNG, JPG or WebP. 🖼️ QR Code GeneratorBuild a high-resolution QR code for a URL, Wi-Fi login, vCard, SMS or plain text, with size, margin and colour choices. No expiry, no account. Popular 🖼️ Favicon GeneratorUpload a logo and download every size a site needs: favicon.ico, 16 to 180 px PNGs, an Apple touch icon and the matching HTML tags. 🖼️ Colour PickerGet the exact HEX, RGB and HSL of any pixel: click inside a picture or use the screen eyedropper, then build a matching palette. 🖼️ Images to GIFTurn a burst of photos or frames into a looping animated GIF, with control over delay, loop count and final width. 🖼️ Adjust PhotoFix a dark photo, boost a washed-out one, convert to grayscale or blur a background with live sliders, then export the result. 🖼️ Signature PadDraw your signature with a mouse, finger or stylus and download a transparent PNG. Undo, clear and trim empty space. Free, no upload. 🖼️ ID Photo MakerMake passport, visa and ID photos at home. Crop to the right size, set the dpi, and replace the background with white, blue or red. Free. 🖼️ Photo Mosaic & BlurPixelate or blur faces, number plates and private details in a photo by dragging a brush. Edit locally on a canvas and download a PNG. Free, no upload. 🖼️ Image Grid SplitterSlice an image into a 3×3 nine-square grid or any NxN layout for social media. Crop to square, then download the pieces as a ZIP. Free, local. 🎵 Trim AudioSet in and out points, add a fade-out, and export a clean WAV or MP3-ready clip. Nothing is uploaded, so private recordings stay private. 🎵 Audio JoinerCombine MP3, WAV, M4A and OGG files into one track in the order you choose. Free, no upload, no watermark — merge audio in your browser. 🎵 Audio ConverterConvert WAV to MP3, M4A, OGG and other audio formats in your browser. Pick the sample rate and bitrate, then download — no upload, no account. Popular 🎵 Volume BoosterIncrease or decrease the volume of an MP3, WAV or M4A file. Set the level from 0 to 400%, preview and download. Free and fully in-browser. 🎵 Reverse AudioFlip an audio file so it plays backwards, from end to start. Duration and pitch stay the same. A free MP3/WAV reverser with no upload. 🎵 Audio Speed ChangerChange audio tempo from 50% to 200% while keeping the pitch natural. Speed up lectures or slow down music to learn it — in your browser. 🎵 Pitch ShifterShift audio pitch by up to 12 semitones either way without changing the duration. Raise or lower a voice or instrument, then download free. 🎵 Audio EqualizerAdjust five bands (60 Hz–12 kHz) to boost bass, brighten treble or shape a vocal. Use presets or fine-tune, then export MP3 or WAV free. 🎵 Voice RecorderRecord your voice from the microphone straight in the browser. Press record, stop, preview and download — no app, no upload, no account. 🎵 Sound Level MeterA free online sound level meter: see the relative decibel level around you live, with peak and average. Uses your mic locally, nothing recorded. 🎬 Compress VideoRe-encode a clip to WebM with a lower resolution or bitrate so it fits in an email, a form upload or a web page. Files stay on your device. 🎬 Screen RecorderCapture your screen, a window or a tab with optional system audio. Record, stop, preview and download a WebM video — no install, no upload. Popular 🎬 Webcam RecorderRecord yourself with the camera and microphone in your browser. Preview the live feed, press record, then download — free, no software. 🎬 Camera & Mic TestTest your webcam, microphone and screen in the browser. See a live camera preview, a mic level meter and a dead-pixel colour test. Free, private. 🎬 TeleprompterA free online teleprompter: paste your script, scroll it in big text, adjust speed and font size, mirror it and go fullscreen. Nothing uploaded. 🔤 Word CounterCount words, characters, spaces, sentences, paragraphs, reading time and keyword repetition as you type. Handy for essays, tweets and SEO briefs. Popular 🔤 Case ConverterConvert a block of text to title case, sentence case, camelCase, snake_case, kebab-case or inverse case in a single click. 🔤 Remove Duplicate LinesDelete repeated lines from a list, ignore letter case, trim stray spaces, drop blanks and sort A to Z or longest first. 🔤 Lorem IpsumGenerate exactly the amount of dummy text your mock-up needs — words, sentences or paragraphs, including the classic Cicero opening. 🔤 Base64 Encode / DecodeEncode text to Base64 or decode it back, with URL-safe alphabet support and instant invalid-character errors. Popular 🔤 URL Encode / DecodePercent-encode a query value, encode a whole URL, or decode an escaped string back to readable text, with encodeURIComponent semantics. 🔤 HTML EscapeTurn <, >, &, quotes and accented letters into safe entities, or convert entities back into characters for display. 🔤 Reverse TextWrite a string backwards, produce upside-down Unicode for social posts, or reverse word order without scrambling each word. 🔤 JSON FormatterPretty-print messy JSON, spot the exact line of a syntax error, sort keys, minify a payload, and collapse or expand nodes on a tree view. Popular 🔤 CSV to JSONUpload or paste a spreadsheet export and get an array of objects, with quoted fields, thousands separators and empty cells handled correctly. 🔤 Markdown to HTMLPaste Markdown and copy the rendered HTML out, with tables, fenced code, footnotes-style links and optional GitHub flavour. 🔤 Hash GeneratorGet a message digest from any text, or a file checksum for download verification, in the algorithm your system expects. 🔤 UUID GeneratorCreate as many version 4 identifiers as you need, in the format your tool expects: dashes, braces, uppercase or plain. 🔤 Password GeneratorBuild a memorable or unguessable password with the length and symbols you allow, see its strength, and copy it without it ever touching a server. Popular 🔤 Regex TesterMatch a pattern against sample text with live highlighting, capture-group details, flags, and a plain-language breakdown of the expression. 🔤 Diff CheckerLine-by-line comparison of two versions of a file, contract or article, with additions and deletions colour-coded and a copy-ready summary. 🔤 Text to SpeechTurn any paragraph into speech, choose a voice and language, adjust speed and pitch, and proofread a script by ear. 🔤 Contract GeneratorGenerate a mutual NDA or a service agreement from a simple template. Fill in the parties, purpose and terms, then download or print. Free. 🔤 Zero-Width WatermarkHide a secret message inside ordinary text using invisible zero-width Unicode characters. It survives copy-paste. Embed or reveal it free, in your browser. 🔤 CSS Shadow & Grid GeneratorGenerate CSS box-shadow, border-radius and grid layouts visually. Drag the sliders, watch the live preview and copy the CSS. Free, no sign-up. 🔤 JSON to SVG DiagramTurn JSON into a colourful SVG structure tree. Paste an object or array, render the diagram, then download the SVG or copy the markup. Free, local. 🔤 Encrypt / Decrypt TextEncrypt and decrypt text with AES-256-GCM and a passphrase, right in your browser. PBKDF2 key derivation, nothing uploaded. Free and private. 🧮 Percentage CalculatorAnswer the four percentage questions people actually search for: what is X percent of Y, X is what percent of Y, increase or decrease by X percent. Popular 🧮 BMI CalculatorWork out body mass index, see which band you fall in, and get the weight range that counts as healthy for your height. Popular 🧮 Age CalculatorGet an exact age in years, months and days, plus total days lived, the next birthday, the weekday you were born on and the year you turn each milestone. 🧮 Date CalculatorCount the days between dates, add or subtract days and weekdays, and get the resulting calendar date with the weekday name. 🧮 Loan CalculatorEstimate the monthly payment on a personal loan or mortgage, the total interest paid, and how much of the first years goes to interest. 🧮 Discount CalculatorEnter the original price and the discount to see what you pay, what you save, and what the item costs if several offers stack. 🧮 Unit ConverterA single converter for the everyday units: metres and feet, kilograms and pounds, Celsius and Fahrenheit, litres, miles per hour, megabytes and more. Popular 🧮 Colour ConverterMove between HEX, RGB, HSL and CSS names, check contrast against white and black, and get accessible shades automatically. 🧮 Calorie CalculatorEstimate basal metabolic rate with the Mifflin-St Jeor equation and the daily calories for maintaining, losing or gaining weight. 🧮 Timestamp ConverterConvert a Unix or millisecond timestamp into a readable local and UTC date, or turn a date into the number your API expects. 🧮 Random Number GeneratorPick a number in a range, roll dice, flip a coin, shuffle a list of names, or draw winners without repeats for a giveaway. 🧮 Shoe Size ConverterConvert shoe sizes between US, EU, UK and CN for men and women. Enter a size or foot length and see every system at once — free and instant. 🧮 RMB Uppercase ConverterConvert a number to the Chinese uppercase RMB amount used on cheques and invoices. Handles yuan, jiao and fen. Free, instant, no upload. 🧮 World ClockSee the live time in 12 world cities, compare time zones and plan a meeting across them, with business-hours highlights. Free, no sign-up. 🧮 Pomodoro TimerA Pomodoro timer for focused work: 25-minute sessions, short and long breaks, a session counter and an optional chime. Free, in-browser. 🧮 Random PickerSpin a wheel to pick a random name, or draw a winner instantly. Add one name per line, remove winners and pick a whole team. Free, no upload.