Launcher for Google App Settings Shortcut is a handy application that lets you access the Google App Settings without the need to open the Google Play Store. It is very easy to use and you can access all the settings in just a few clicks.

Once you are in the application, you will need to click on the button that says "Supervise your Google+ account." Then, you will be able to see all the connected apps to your device.

The next step is to choose the app that you want to disconnect from your account. You will also be able to choose the notifications that you want to receive.