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

• Siege Hero for iPhone and iPod touch (pictured): Physics-based puzzle game
• Great Little War Game HD for iPhone, iPod touch, and iPad: Real-time strategy game
• Paddington Bear for iPhone, iPod touch, and iPad: Children's story
• Score! Classic Goals for iPhone, iPod touch, and iPad: Soccer-based puzzle game
• Hamster Cannon for iPhone, iPod touch, and iPad: Physics-based puzzle game