It is a classic tower defence game. The goal of the game is to prevent enemies from crossing the map by building towers which shoot at them as they pass by. When an enemy is eliminated, you will earn an amount of money (depending on level of the enemies). With the money earned you can build new towers or upgrade existing ones.

You can boost your RAM with single touch. Touch boost button and clear running process. In Tasks tab you can swipe to clean individual process from ram memory. In more tab you also know about your internal and external memory status.

This is a new experience of the classic snake game