Game interface Language: English
Do you think you have a good enough reaction speed?
Test your reaction time!

Fastest = Fast + Test!!!

You need to act quickly to get high grade!

Tap the screen as fast as you can when the screen turns yellow.
Tap the screen as fast as you can when your device vibrates.
Tap the screen as fast as you can when the spider falls.

Try it a few times and see how you compared to others who have tried this previously.

Test your skill now, and come back another time of day to see how your alertness varies.
Your level of alertness or fatigue, recent use of caffeine or alcohol, and other factors may change game result from one time to the next.

Operating System: Android Gingerbread (2.3) - Nougat Marshmallow (7.0) or later