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Flip a virtual coin and keep a running tally of heads versus tails. Free and 100% client-side.

Get a random classic pun-style dad joke with a punchline reveal. Free and 100% client-side.

Free lottery number generator. Get random lines for Powerball, Mega Millions, EuroMillions, Eurojackpot, UK Lotto, La Primitiva, Loto or a custom game, drawn with a cryptographic random generator, and see the jackpot odds.

Ask a yes-or-no question and get a random fortune-telling style answer, just like a classic Magic 8-Ball. Free and 100% client-side.

Enter a list of options and spin an animated wheel to pick one at random. Free and 100% client-side.

Generate a random inspirational, wise, or funny quote with attribution, filterable by category. Free and 100% client-side.

Enter a list of names and randomly split them into evenly-sized teams. Free and 100% client-side.

Enter a list of participant names and randomly assign gift-giving pairs, with nobody assigned to themselves. Free and 100% client-side.

Generate a standard single-elimination tournament bracket with proper seeding and byes from a list of participants. Free and 100% client-side.

Get a random trivia question with a reveal-on-demand answer, filterable by category. Free and 100% client-side.

Get a random creative writing prompt to spark a short story, filterable by genre. Free and 100% client-side.

Turn any word into a fun backronym by expanding each letter into a random positive word. Free and 100% client-side.

Generate random baby name suggestions from a curated list of popular names, filterable by gender and starting letter. Free and 100% client-side.

Free email signature generator. Fill in your name, role and contact details, pick a style and colour, and copy a table-based HTML signature that works in Gmail, Outlook, Apple Mail and Thunderbird.

Generate a set of relevant hashtags from a topic, combining input-derived tags with curated category suggestions. Free and 100% client-side.

Generate a unique, deterministic identicon avatar from any text seed, then download it as a PNG. Free and 100% client-side.

Generate random full names from curated first and last name lists, filterable by gender. Free and 100% client-side.

Generate unique username suggestions from an adjective-noun combination or based on your own name, with an optional random number. Free and 100% client-side.

Turn any word or short phrase into large block-letter ASCII art, ready to paste into code comments, READMEs, or chat. Free and 100% client-side.

Generate a downloadable barcode (CODE128, EAN-13, or UPC) from text or numbers. Free and 100% client-side.

Add classic bold, white, black-outlined top and bottom text to any image and download the result. Free and 100% client-side.

Generate a downloadable QR code from any text or URL, with adjustable size and error correction level. Free and 100% client-side.

Upload an image containing a QR code to decode its text content, then copy the result. Free and 100% client-side.

Generate a random, harmonious color palette using complementary, analogous, triadic, or monochromatic color schemes. Free and 100% client-side.

Free online signature maker. Draw your signature with a mouse, stylus or finger, or type it in a handwriting font, then download a transparent PNG trimmed to the ink or copy it to the clipboard. Nothing is uploaded.

Build a CSS border-radius with independently adjustable corners and a live preview. Free and 100% client-side.

Build a CSS box-shadow with adjustable offset, blur, spread, color, and opacity, with a live preview. Free and 100% client-side.

Free CSS clamp() generator for fluid typography. Enter a minimum and maximum size and the viewport range to get a clamp() value with rem and vw, a size table for common breakpoints, a live preview and a zoom accessibility check.

Build a linear or radial CSS gradient with a live preview, then copy the generated CSS. Free and 100% client-side.

Free CSS Grid generator. Set columns, rows, track sizes and gaps or build a responsive auto-fit card grid, see a live preview, and copy clean CSS and HTML.

Free cubic-bezier() generator. Drag two control points to design a CSS easing curve, compare it with linear in a live animation, start from presets like ease-in-out or easeOutBack, and copy the timing function.

Free dead pixel test. Fill your monitor, laptop, TV or phone screen with solid black, white, red, green, blue and more to spot dead, stuck or hot pixels and backlight bleed. Works in any browser.

Free online keyboard tester. Press each key to light it up on an on-screen layout, see key, code and keyCode values, measure rollover (keys held at once) and detect chatter, where a worn switch types a letter twice.

Free online metronome. Set any tempo from 20 to 300 BPM or tap it in, choose beats per bar and subdivisions (eighths, triplets, sixteenths), accent the downbeat and follow the visual beat. Sample-accurate Web Audio timing.

Free online microphone test. See a live level meter in dBFS and the waveform, check sample rate and noise processing, switch microphones, and record five seconds to hear yourself. Audio stays on your device.

Free online tone generator. Play sine, square, sawtooth or triangle waves from 20 Hz to 20 kHz, pan left or right to test each speaker, sweep the hearing range and see the nearest musical note.

Free online webcam test. Check that your camera works before a video call, switch between cameras, see the real resolution, aspect ratio and frame rate, and take a snapshot. The video never leaves your device.

Free printable bingo card generator. Make up to 100 unique 75-ball cards with a free centre and a random caller's sheet, or build word bingo from your own list for classrooms, parties and team events.

A free online countdown timer with an alarm, a countdown to any date and time, and a stopwatch with lap times. Accurate even when the tab is in the background, with the remaining time shown in the tab title.

Generate a random, memorable multi-word passphrase from a curated word list using cryptographically secure randomness. Free and 100% client-side.

Create a professional invoice in your browser: add line items, tax, discount and shipping, pick from 19 currencies, set payment terms and print it or save it as a PDF. Totals are exact, and your details never leave your device.

Free maze generator. Create random printable mazes from 4×4 to 80×80, show or hide the solution, reuse a maze by its number, and print or download it as a PNG. Great for kids and puzzle fans.

Run a work/break countdown timer using the Pomodoro Technique, with adjustable interval lengths and a session counter. Free and 100% client-side.

Generate a Sudoku puzzle with a guaranteed unique solution at three difficulty levels -- print it, solve it in your browser, or reveal the answer. Free and 100% client-side.

Test your typing speed in words per minute with a timed 30, 60 or 120 second test or a single passage. See your net WPM, raw speed, accuracy and errors, with character-by-character feedback and a personal best kept on your device.

Make a word search puzzle from your own words: choose the grid size and difficulty (across and down, diagonals, or backwards), see the answers, and print it. Seeded, so you can recreate any puzzle. Free, in your browser.