Coin Flip & Dice Roller
Flip a coin or roll any dice (d4–d20) with satisfying animation and cryptographic randomness — track history and roll multiple dice
Uses crypto.getRandomValues — cryptographically secure randomness
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Dice Roller (D&D)
Roll dice with D&D / RPG notation — 1d20+5, 4d6kh3, advantage, disadvantage, exploding dice, and more
Color Game
Guess the color from its RGB or HEX value — a fun way to train your color recognition skills
Decision Wheel
Spin the wheel to make a random decision — add your own options and let fate decide
Focus Mode Timer
Full-screen focus timer with ambient sound options — customizable work and break intervals with session tracking
Name Picker
Paste a list of names and pick a random winner — perfect for giveaways, classroom picks, and raffle draws
Dark Mode Typing Test
Minimal, beautiful dark-mode typing test — type passages, track WPM and accuracy in real time, inspired by Monkeytype
Chess vs AI
Play chess against Stockfish — a powerful engine running in your browser via WebAssembly. Choose your color, set difficulty from Easy to Expert, and review moves in the history panel
Reaction Time Test
Click when the screen flashes to measure your reaction speed in milliseconds — challenge friends and share your score