The download of the app doesn't contain viruses or any kind of malware. Ragnar Suneson is the developer of Hör Französische Grammatik G which refers to the Educational category. The tool was downloaded and installed by over 50 users and its latest stable update was on Aug 31, 2018.
This application has the overall rating 4.5 on Google Play. You can get the installer of Hör Französische Grammatik G free of charge and take a look at users' reviews on Droid Informer. The app works fine on Android 2.0 and higher.