From ProStar Geocorp

To log out of PointMan from the Menu screen:

  1. Tap the Menu icon, then tap Log Out. The screen returns you to the PointMan login screen.   
  2. Alternatively, you can double-tap the Return icon. This will also return you to the PointMan log in screen.   
  3. To close the PointMan login screen, tap the Return icon one more time.