The iTunes App Store offers downloads of several apps for Apple iPhone, iPod touch, and iPad which have dropped in price, as listed below. At up to $6 off, most are at or near the lowest prices we've seen. The deals, all with applicable platforms noted:

• Wipeout for iPhone, iPod touch, and iPad for 99 cents (pictured, $1 off): Action game
• Puzzle Restorer for iPhone, iPod touch, and iPad for 99 cents ($1 off): Puzzle game
• Towelfight 2: The Monocle of Destiny for iPhone, iPod touch, and iPad for 99 cents ($2 off): Action adventure game
• Sefirah for iPhone, iPod touch, and iPad for 99 cents ($1 off): Action game
• Sonic CD for iPhone, iPod touch, and iPad for 99 cents ($4 off): Classic platforming game
• Modern Combat 4: Zero Hour for iPhone, iPod touch, and iPad for 99 cents ($6 off): First-person shooter
• After Burner Climax for iPhone, iPod touch, and iPad for 99 cents ($2 off): Arcade flight simulator