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 $2 off, each is at the lowest price we've seen. The deals, all with applicable platforms noted:

• SpellTower for iPhone, iPod touch, iPad for 99 cents ($1 off): Word search game
• Digits Calculator for iPhone, iPod touch, and iPad for 99 cents ($1 off): Calculator tool
• Itinerary for iPhone, iPod touch, iPad for 99 cents ($2 off): Travel planning utility
• Charadium II for iPhone, iPod touch, and iPad for 99 cents (pictured, $1 off): Draw-and-guess mutliplayer game
• Anomaly Warzone Earth for iPhone, iPod touch, iPad for 99 cents ($1 off): Tower defense game
• RISK for iPhone, iPod touch, and iPad for 99 cents ($2 off): Port of classic board game
• Radballs for iPhone, iPod touch, iPad for 99 cents ($2 off): Puzzle game