⚡ Reaction & Speed

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

12 games · 12 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

PlayNumber Memory TestA string of digits flashes once and vanishes — type it back in order and find out how many digits you can hold.👥 1 player, or 2 taking turns on one phone

PlayHold the ButtonHold the button and don't let go: chase your own best solo, or pass one phone around 2–8 friends and see who lasts longest👥 1 solo, 2–8 taking turns

PlayStop at 10 SecondsPress start, the numbers disappear, stop the timer at exactly 10.00 by feel — solo practice or 2–8 players passing one phone👥 1 player or 2–8 taking turns

PlayRhythm TapListen to one bar, then tap it back over a metronome — every tap tells you how many milliseconds early or late you were👥 1 player, or 2–6 taking turns on the same chart

PlayAim TrainerFree online aim trainer that works on your phone: tap each target the moment it appears. Classic 30 targets, 30-second blitz or a daily challenge — then see your average ms, accuracy and slowest zone.👥 1 player, take turns on one device

PlayTyping Speed TestFree online typing speed test: type for 1 minute, the timer starts on your first key, and you get your WPM, accuracy and a speed graph — no sign-up.👥 1 player, take turns on one device