As of May 2010, Olaf Greck has taken over the development and support of Fuel Log. Mr. Greck has agreed to keep Fuel Log free, and open source the project. http://itunes.apple.com/us/app/fuel-log-3/id371496366 mt=8. This version will be removed from the App Store in the near future. April Fool's special: Fuel Log is now free forever! Works with iPod Touch, iPhone, iPhone 3G and iPhone 3G S running iPhone OS 2.1 and up. Graphically track fuel efficiency for all your cars.