A Global Mapper Mobile Package file (*.GMMP) can also be shared via common file sharing apps such as Dropbox or Google Drive. Open or select the *.GMMP file inside of the file sharing application, then choose the iOS share icon. There will be an option to open the file in another app. In the list of apps, you should see the option to 'Copy to Global Mapper Mobile'. This will launch the Global Mapper Mobile® app and open the Map Package.