Guest Mode on LG G2 lets you hide some of your applications, and show the other on a separated home screen. But you can also show / hide your installed apps on the app drawer. To do so, do as follows:
1. Go to App Drawer (Apps)
2. Press Menu Button and then select "Hide/Show apps"
3. List of your default and installed apps appears, and you just need to select the apps to hide
3. Mark the application you want to be hidden, and hit OK to finish the process
5. To undo this action and show the hidden apps, you just need to unmark them
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