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

• EnbornX for iPhone and iPad for 99 cents ($1 off): Side-scrolling shooting game
• Best Weather for iPhone, iPod touch, and iPad for $1.99 ($2 off): Time management game
• (Shazam)RED for iPhone, iPod touch and iPad for $1.99 ($4 off): Song identification tool
• WeatherPro for iPhone, iPod touch, and iPad for $1.99 ($2 off): Action-adventure game
• Sparkle 2: EVO for iPad for $1.99 (pictured, $2 off): Action game
• Physical Science Through Photography for iPad for $2.99 ($2 off): Photography learning tool