Garmin Viago: Feature-rich iOS navigation (with a few potholes) - ZDNet

Garmin Viago: Feature-rich iOS navigation (with a few potholes) ZDNet Up until recently, there were two categories of navigation app: free apps like Apple's first-party Maps app (which is included with iOS) and Google Maps (free, App Store), or you had to pony up some hefty cash for a premium navigation app like Navigon ...