⚡ Reaction & Speed

Test your reflexes: reaction time, click speed and more. Millisecond-accurate results, instant ratings, and pass-the-phone contests with friends.

6 games · 6 live

PlayReaction Time TestTap the instant it turns green - millisecond-accurate over five rounds with an instant rating👥 1+ players

PlayClick Speed Test5, 10 or 30 second CPS test - see clicks per second and totals, or pass the phone to compete👥 1+ players

PlayBuzz: The Seven GamePlay the buzz counting game online: numbers appear one by one, say pass on every seven, and one wrong tap ends the run — with a shrinking timer that judges you instantly.👥 1–12 players

PlayColour Interference ChallengeTap the colour, ignore the word — your own matching trials are the baseline, so you find out exactly how many milliseconds the word steals from you👥 1 player, or 2–8 passing one phone

PlayMemory FlipThe classic concentration card game in your browser — the deck is already shuffled when the page opens, and how fast the cards flip back is yours to set👥 1-2 players

PlaySchulte TablePlay the Schulte table online: tap 1 to start the clock, tap the last number to stop it, and see only how you compare with your own last round👥 1+ players, 2–6 can pass one phone