Reaction Time Test
Click when the screen flashes to measure your reaction speed in milliseconds — challenge friends and share your score
Tap to Start
Click when the screen turns green
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Other Games & Fun you might like...
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
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
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