How do I log out/sign out of the app?

To log out for iOS: 

1. Select  Profile (bottom right)
2. Select Account
3. Click Log Out and YES to the question- Are you sure you want to log out?

To log out for Android: 

1. Select Profile  (bottom right)
2. Select Account
3. Click Log Out and YES to the question- Are you sure you want to log out?