Reaction Time Test
How fast can you click when the screen turns green?
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Best
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About
The screen turns red, then green at a random moment between one and five seconds in. Click as fast as you can after green. The tool reports your reaction time in milliseconds and tracks your best across runs.
How to use
- Click to start.
- Wait through the red screen.
- Click as soon as it turns green.
FAQ
What's a good reaction time?+
Average is around 250 ms. Under 200 ms is fast. Pro gamers and athletes often clock 150 to 180 ms.
What if I click too early?+
It counts as a miss and you have to wait again. Anticipating doesn't help.