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

• Call of Atlantis: Puzzle game
• Universal TV: Broadcast television viewer
• HTR High Tech Racing Evolution (pictured) : Racing game
• Learn Origami: Origami tutorial
• Listen Repeater: Audio download
• Mystical Gem: Action game
• WikiNauta: Wikipedia client