Do you want to check maps when there's no mobile network, in an airplane or roaming to foreign countries without unlimited data service? This is specially designed for such situations. The built-in map of Dongguan of Guangzhou in the the Pearl River Delta of China is accessible without generating any data traffic.
A Full View and a innovative 3D Detailed View can be switched. In both views mult-touch gestures are supported for scrolling and zooming.