Free Tool
Reaction Time Test
Wait for green — then click as fast as you can. 5 rounds, then see how you rank.
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Click to Start
Wait for green, then click as fast as you can
Your Average
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Did you know? Monitor refresh rate affects perceived reaction time. A 60Hz display adds ~8ms of input lag vs 144Hz. If you're chasing sub-200ms, your monitor matters. See our gear guides for upgrade picks.