Lightning Reflex Test
Test your reaction speed! Click as soon as the screen changes from red to green. How fast are your reflexes?
Best: 0ms
Average: 0ms
Tests: 0
Click "Start Test" to Begin
Test your lightning-fast reflexes!
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Last Reaction (ms)
0
Best Reaction (ms)
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Average (ms)
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Total Tests
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How to Play
Wait for Red
The screen will turn red. Wait patiently - don't click yet!
Random Delay
After a random delay (1-7 seconds), the screen will change to green.
Click Immediately
As soon as you see green, click as fast as possible!
Track Progress
Your reaction time will be measured. Try to beat your personal best!