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Home Tools Games AI

Home/Games/Reaction Time Test

Reaction time test

Click the moment the box turns green and see how fast your reactions are in milliseconds.

Last—

Average of last 5—

Why use this tool

Plays in your browserNo download or install
FastWorks instantly, no waiting in a queue
FreeNo signup, no watermark, no limits
Any devicePhone, tablet or computer

Try next

2048 Snake Memory Match Tic-Tac-Toe

Frequently asked questions

What is a good reaction time?

Most people score between 200 and 300 ms. Under 200 ms is very fast.

Why does my score change?

Reaction time varies with focus, tiredness and your device. Average several tries for a fair result.

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