I merged the two threads into one. Mattmilw post was deleted as it was pointing out the fact a thread already existed about this topic. Therefore i had to delete as it no longer was needed once i merged the two threads.
It's an iPhone app called Road Trip. There's a free version called Road Trip Lite, and a paid version ($4.99). The paid version allows Dropbox back up and tracking maintenance. The Lite version works fine, but it is nice to have a backup if your phone needs a restore.