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, most are at or near the lowest price we've seen. The deals, all with applicable platforms noted:

• MEGA MAN X for iPhone, iPod touch, and iPad for 99 cents (pictured, $4 off): Platforming game
• Polara for iPhone, iPod touch, and iPad for 99 cents ($2 off): Free-running platforming game
• METAL SLUG 3 for iPhone, iPod touch, and iPad for $3.99 ($3 off): Side-scrolling shooter
• Brian Cox's Wonders of the Universe for iPhone, iPod touch, and iPad for $5.99 ($1 off): Learning tool
• Atlas by Collins for iPhone, iPod touch, and iPad for $6.99 ($3 off): Map tool
• KORG iKaossilator for iPhone, iPod touch, and iPad for $9.99 ($10 off): Music creation tool