reaction time test
wait for green, then click or press space as fast as you can. average human reaction is around 250 ms.
runs on your device · free · no sign-up
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frequently asked questions
what is a good reaction time?
most people land between 200 and 300 ms. under 200 ms is very fast.
what if i click too early?
the round is cancelled and you can try again.
are results stored?
your best time is saved on this device only.