The iTunes App Store offers downloads of several applications for Apple iPhone, iPod touch, or iPad for free, as listed below. At up to $3 off, each is at the lowest price we've seen. The deals:

• Office Politics for iPhone, iPod touch, and iPad: Social simulation game
• Lumi for iPhone and iPod touch (pictured): Puzzle game
• Dragon Jump for iPhone and iPod touch: Action game
• Instaquotes-Quotes Cards for iPhone and iPod touch: Instagram editing tool
• Mobile HDR for iPhone, iPod touch, and iPad: HDR photography tool
• iBrainstormer for iPhone, iPod touch, and iPad: Brainteaser game