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Reaction Time Test
A free reaction time test: tap when the box turns green and see your time in milliseconds, your average of 5 tries and your best score, saved on your device.
Reaction time test
Tap when the box turns green. Do 5 tries for a fair average.
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last
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average of 0
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your best
Most people score around 200–300 ms on a simple test like this. Your device and screen add a little delay. Tiredness, alcohol and distraction all slow reactions: one reason not to drive when tired.
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Questions people ask
What's a good reaction time?+
Around 200–300 milliseconds is typical for a simple test like this. Device and screen delays add a little.
What slows reactions?+
Tiredness, alcohol, some medicines and distractions like phones all slow reaction time.