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 up to $3 off, each is at the lowest price we've seen. The deals, all with applicable platforms noted:

• Chess for iPhone, iPod touch, and iPad for 99 cents ($1 off): Classic strategy game
• Ingenious for iPhone and iPod touch for 99 cents ($1 off): Digital board game
• Dungeon Defenders: Second Wave for iPhone, iPod touch, and iPad for 99 cents ($2 off): Tower-defense game
• Rayman 2: The Great Escape for iPhone and iPod touch for 99 cents (pictured, $4 off): Platforming game
• The Adventures of Tintin - The Game for iPhone, iPod touch, and iPad for 99 cents ($4 off): Action-adventure game
• Cyclemeter GPS for iPhone and iPod touch for $2.99 ($2 off): Bicycle computer tool