The iTunes App Store offers downloads of several applications for Apple iPhone, iPod touch, or iPad for free, as listed below. At up to $4 off, each is at the lowest price we've seen. The deals:

• Family Tracker for iPhone and iPod touch: Family-member tracking tool
• AngerOfStick2 for iPhone and iPod touch: Action-adventure game
• Jewel Frenzy for iPhone, iPod touch, and iPad: Monster-feeding game
• Fotopedia National Parks for iPhone, iPod touch, and iPad: National park photograph collection
• Blocks of Pyramid Breaker 2 for iPhone, iPod touch, and iPad: Brick breaker-type game
• Burn The City for iPhone, iPod touch, and iPad (pictured): Monster-based puzzle game
• Goop for iPhone and iPod touch: Puzzle game