Offline Map Vietnam: City Navigator Maps!

Vietnam City Navigator Maps app is just a perfect map for you. I. The map data is based on Openstreetmap (http://www.openstreetmap.org) and contributors under a Creative Commons Attribution/Share Alike License (http://creativecommons.org/licenses/by-sa/2.0/).This program is distributed in the hope that it will be useful to you, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.