In this 12 levels game, you have to defend the apple that you have found against the other ants. In Ant Bubble, ants are using bubbles gum to reach the apple. You will find stronger ants when you are reaching the higher levels, some are even firing at you. But, you have also bonuses which can help you pretty much, too.
In Ant Bubble, you control the ant who protect the apple with your mouse.