Atari has Breakout: Boost+ (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE for a limited time.

Breakout: Boost+ includes 100 levels that are not included in the free version! And with Game Center and OpenFeint support, share your high scores with all your friends.

This arcade classic is now ENHANCED with improved graphics and deeper gameplay features such as power ups (Fire, Acid, Splitting, and Grenade Balls), unique brick types (Exploding, Mystery, x4, and Metal bricks), and Boost Control! The faster your ball goes, the more points you’ll get!