The iTunes App Store offers downloads of several apps for Apple iPhone, iPod touch, or iPad for free, as listed below. At up to $3 off, each is the best deal we've seen. The deals:

• Homerun Battle 2 for iPhone, iPod touch, and iPad: Baseball game
• ZENFORMS: Protectors for iPhone, iPod touch, and iPad: 2D monster game
• Chopper for iPhone, iPod touch, and iPad: Endless flying game
• TextPad for iPhone, iPod touch, and iPad: Note-taking tool
• Vio for iPhone, iPod touch, and iPad: Musical instrument simulation tool
• Treasure Tower Sprint for iPhone, iPod touch, and iPad: Running puzzle game