Booster Gun is a shooting game developed by Rollic Games Oyun Yazilim ve Pazarlama Anonim Sirketi for iPhone. The game has simple controls, where you just tap to shoot. The objective is to shoot all the targets while avoiding obstacles.

The game consists of three modes: Shoot Them All, Thrust Em All, and Torch Em All. The Shoot Them All mode requires you to shoot all the targets in a given amount of time. The Thrust Em All mode requires you to shoot the targets while avoiding obstacles that move towards you. The Torch Em All mode requires you to shoot the targets while they move around in the dark.

Booster Gun is a fun and addictive game that is perfect for killing time. The graphics are simple yet engaging, and the sound effects make the game more immersive. Overall, if you're looking for a simple and enjoyable shooting game, Booster Gun is definitely worth a try.