About Zack Zack
You play the game Zack Zack with the volume buttons!
Because the game often works with vibrations you can play it in your pocket!
Compete with friends online in the different gamemodes:
Reaction: Press as fast as you can after the vibration.
Explosion: See which key has to be pressed.
Remember: Remember the order.
Sound: Hear which key has to be pressed.
Have Fun!