Yes it will, it uses gps to rth. Use the lite version and go to settings and download the map of your area. You have to uninstall the original app when installing the lite version.
There is an app with mavic pro features that include poi in this forum. DJI GO 4 MOD 2.0 | DJI GO 4 MOD LITE [ Additional Features | Android | App Ver. 4.1.15 ]