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 $5 off, most are at or near the lowest price we've seen. The deals, all with applicable platforms noted:

• Solar Walk for iPhone, iPod touch, iPad for 99 cents ($2 off): Solar system model
• SHADOWGUN for iPhone, iPod touch, iPad for 99 cents ($4 off): Third-person shooter
• Batman Arkham City Lockdown for iPhone, iPod touch, iPad for 99 cents ($5 off): Action-adventure game
• LEGO Harry Potter: Years 1-4 for iPhone, iPod touch, iPad for 99 cents ($4 off): Action game
• Mass Effect Infiltrator for iPad, iPhone, iPod touch for 99 cents ($4 off): Shooter
• Burnout CRASH! for iPad, iPhone, iPod touch for 99 cents ($4 off): Car crashing game
• Fibble HD for iPhone, iPod touch, iPad for 99 cents ($2 off): Third-person shooter
• Samurai II for iPhone, iPod touch, and iPad for 99 cents ($2 off): Third-person shooter