The iTunes App Store offers downloads of several apps for Apple iPhone, iPod touch, or iPad which have dropped in price, as listed below. At $1 to $3 off, each is at the lowest price we've seen. The deals, all with applicable platforms noted:

• Kroll for iPhone or iPod touch for free ($1 off): Scrolling fighter
• Fragger for iPhone or iPod touch (pictured) for free ($1 off): Grenade-launching game
• SDBALL for iPhone, iPod touch, and iPad for free ($3 off): Dodgeball game
• Brave Rooney for iPhone, iPod touch, and iPad for free ($3 off): Children's book
• SoundProof for iPhone and iPod touch for free ($1 off): Music information seeking tool
• Chemistry Flashcard for iPhone and iPad for free ($2 off): Chemistry study aid
• Phase 10 for iPhone, iPod touch, and iPad for 99 cents ($2 off): Card game