TomTom RoutePlanner 3.0
the author of this app says:
TomTom RoutePlanner tells you how to travel from point A to point B. Simply enter your current position and your destination.
TomTom RoutePlanner will calculate the quickest route for you. It provides full travel instructions in text and graphics on your screen. The maps are zoomable, and when connected to a GPS, you can see exactly where you are.