Get the installer of OSG App 4.2.17 free of charge and have a look at users' reviews on Droid Informer. The app works flawlessly on Android 5.0 and above. This download is completely secure. OSG Mainz-Gonsenheim created this application that lies within the Educational category.
Over 1K users downloaded the tool and its latest update was released on Sep 22, 2020. The overall user rating of OSG App is 4.6.