REACTION TEST
Wait for GO. Then react as fast as you can.
PLAY AREABest: —
Level 1 of 500 · No repeats until the pool is finished
CLICK START
Press the box to begin.
🏆 Best: —
⚡ Last: —
🎯 Attempts: 0
How to Play
Press the box to start. Wait until it turns green and says GO, then click immediately. Your reaction time is measured in milliseconds.
Rules
Do not click early. An early click counts as a false start. There are 500 levels with no repeat until the pool is finished.