Getting things ready.
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Back to homeWarm up your reactions, take a focused break, or let chance make the next choice.
Press when the pad turns green. Mouse, touch, Space or Enter.
Round 1 of 5 · measured on press, not release.
Green is immediate, with no colour fade. Display and device latency still affect browser tests. Bests use the updated press-based timing.Choose a session. Keep this page open; the timer follows elapsed time.
Ready when you are.
Add one choice per line. We’ll pick one at random.