The GPS Kit off Garafa contains several handy features to get the most of your iPhone 3G gps. The three main functions of the applications are: A dashboard where you can read all the GPS information like speed, altitude and the direction you are going. A tracks function that saves the route you have travelled. (which has a handy function to see it later in google maps or google earth)And a third called WayPoints, which allows you store your favorite intresting points of preference. check the video for some more information.
Price = 10.99$