zapzap

Keep your finger pressed and lift it the instant a zap appears. Sounds easy? Think again! Challenge your reflexes alone or face off against a friend or family member on the same phone.

Built for quick matches and shared fun, Reaction Zap brings families together with simple gameplay, friendly competition, and lots of excitement — no complicated controls, just pure reaction speed.

Perfect for all ages and great for playing together anytime, anywhere.

OPEN SOURCE CODE:
https://github.com/noubar/zapzap