Reaction Test
Measure reaction time over 5 rounds with best and average stats
Click to start#1轮
变绿后请立即Click！AdvanceClick本轮None效
-上次(毫sec)
-最佳(毫sec)
-平均(毫sec)
0/5轮次
About This Tool
Fun and everyday tools: todo list, lottery, dice, typing test and more. Data is stored in your browser's local storage and will be cleared together with browser data.