TapTap!

Minimal, Simple and Addictive

A colored block appears, and you must tap all the matching blocks below quickly and accurately, before the clock counts down to zero. The better you do at clearing the blocks, the more time is added to the clock.

You can report bug/issues over here :
https://plus.google.com/u/0/b/117631181231196785185/communities/111623894843203234364