Navigon has released its MobileNavigator North America turn-by-turn GPS application for the iPhone 3G and iPhone 3GS. Taking up a massive 1.29GB of space, MobileNavigator stores all its map data directly on the device for operation in areas where cellular service is unavailable, and features Reality View Pro 3D navigation views with actual road signs and lane guidance, Lane Assistant Pro, which helps drivers prepare for an upcoming exit or tun with…
