The iTunes App Store offers downloads of several applications for Apple iPhone and iPod touch for free, as listed below. At up to $2 off, each is at the lowest price we've seen. The deals:

• Skies of Glory: Battle of Britain: Aerial dogfighting game
• Ping Analyzer: Network data collection assistant
• What's this?: Children's learning game
• My Sketch: Photo filter tool
• SpinSoccer (pictured): Sports game
• Alien Space Retro: Top-down shooter
• Furious Cow: Action game
• Smash Tennis - Wimbledon: Tennis game