FLX: Reaction Time & Reflex

FLX: Measure and improve your reaction time and precision in a simple, addictive number-based reflex game inspired by real cognitive science. No daily grind—quick sessions are all you need to see improvement.

🚀 FEATURES

• Fast-paced 3-choice reaction test (3CRT)

• Millisecond-accurate timing for precise measurement

• Track your progress

• Global leaderboard – compare with friends and players worldwide

• Simple, clean design focused on speed and performance

• Works offline – play anywhere

🎯 PERFECT FOR

• Gamers wanting faster aim and decision-making

• Athletes training reaction speed and focus

• Brain training and cognitive performance tracking

• Anyone curious about testing and improving their reflexes

📊 SCIENCE-BASED

FLX is inspired by the Three-Choice Reaction Time Test (3CRT), used in neuroscience, psychology, and sports science to measure brain processing speed, coordination, and attention.

🕹 PLAY YOUR WAY

Switch between text or audio-only modes to strengthen brain connections and push your reflexes to the limit.

🌍 MULTILINGUAL CHALLENGE

Getting too fast? Try the game in another language!

English, French, Spanish, Portuguese, German, Russian, Japanese, Chinese, Hindi, and Arabic — all in one app.

Master them all!

📈 NO REGISTRATION – START NOW

How fast are you really? Download FLX for free and find out.

*Bluetooth may cause audio latency and is not recommended.