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 $4 off, each is at or near the lowest price we've seen. The deals, all with applicable platforms noted:

• Timegg for iPhone and iPod touch for 99 cents ($1 off): Timer software
• Pizza Vs. Skeletons for iPhone, iPod touch, and iPad for 99 cents (pictured, $2 off): Platforming game
• AirPlayer for iPhone, iPod touch, and iPad for 99 cents ($4 off): Video-streaming software
• AirCassette for iPhone or iPod touch for 99 cents ($1 off): Casette playing software
• Venture Towns for iPhone and iPod touch for $1.99 ($2 off): Virtual city-building tool
• Grand Prix Story for iPhone and iPod touch for $1.99 ($2 off): Time-management game
• Hot Springs Story for iPhone and iPod touch for $3.99 ($1 off): Time-management game