ReactionTest - Speed Test

About this app

Train your reflexes! Test your reaction speed across three senses — sight, sound, and touch — measured precisely in milliseconds. Tap the instant the screen turns green, the beep sounds, or you feel the vibration. Three attempts per test give you an accurate average reaction time. WHO IT'S FOR • Curious how fast your reflexes really are • Warming up before esports or FPS gaming sessions • Challenging friends and family to a reaction showdown • Looking for a quick, game-like way to test yourself in a spare minute THREE TEST MODES • Visual — tap the instant the screen turns green • Audio — tap the instant you hear the beep • Haptic — tap the instant you feel the vibration FEATURES • Precise millisecond-accurate timing • Average, fastest, and slowest of 3 attempts • 5-tier rank: Ninja, Athlete, Fast, Average, Slow • A cute character reacts to your results • Visual bar graph for every attempt • Share your score and challenge friends • No sign-up — start testing instantly Can you reach Ninja level? Find out now.

• Added in-app language switching with support for 17 languages • Improved ad display stability • Minor bug fixes

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

1. First observed Aug 15, 2026 · 7:13 AM Free