Submarine ball game for Android

7 simple rules:

1.Touch on any colorful ball to move the submarine.

2.Double tap to move the submarine.

3.White ball will give you 5 point.

4.Purple ball will give you 6 point.

5.Brown ball will give you 0 point.

6.Green ball will directly damage the submarine.

7.Be fast be precise,don't the submarine get damaged