App Name: Trap Balls [Android Game]
Developer: PIRAMIDA entertainment
App Market: Download Page
Trap Balls is a simple puzzle game, offering full playability for free.
It has just undergone to some severe updates, like adding worlds with levels and making it more fun by gathering golden balls to unlock the other world.
The main goal of the game is to trap balls in central square area, by placing small squares-obstacles on grid.