How to Remove Third party Facebook Apps and Websites Post notifications Control

Click on Facebook downward arrow
Click on Settings & privacy
Click on Settings
Scroll down and click on Apps and Websites
Click on the App and Websites which you want to remove
Check the box that says "Delete posts, videos or events Sky Force Reloaded posted on on your timeline"
Click on Remove
Here you can see Expired means you haven't used these in some time, we suggest you should remove these Apps, as per your need
You can also Turn Off Apps, websites and games
You can also Turn Off Game and app notifications too