The iTunes App Store offers downloads of several applications for Apple iPhone and iPod touch for free, as listed below. At up to $2 off, each is at the lowest price we've seen. The deals:

• Mobile Sync Pro for iPhone and iPod touch: Cross-platform syncing tool
• Hoppin' Chicken for iPhone and iPod touch: Accelerometer-based game
• Brick Breaker Marathon for iPhone, iPod touch, and iPad: Brick-breaking game
• Learn Piano HD for iPhone, iPod touch, and iPad (pictured): Virtual piano
• Lil Flippers for iPhone, iPod touch, and iPad: Action game
• Deep Whois for iPhone and iPod touch: Website information tool