GPEX wallet service isn’t like a traditional service, where you’re logging in to a remote server. Rather, GPEX Clip stores your Secret Recovery Phrase, private keys, and a certain amount of information about how you use GPEX Clip (the ‘state logs’) on your local device, so that whenever you want to carry out an operation on a blockchain, your SRP and private keys are ready to be used.
In this sense, you don’t log out of GPEX Clip, but you can lock the application, so that you’ll have to re-enter your password or biometrics to log back in.
To manually lock the app, tap the gear icon in the tab to access settings, and then scroll to the bottom. Tapping ‘Lock’ will prompt a confirmation message: