Get the setup package of McSIM Servicewelt 2.2 that is absolutely free and have a look at users' reviews on Droid Informer. The app can be launched flawlessly on Android 4.4 and above. This application is totally safe to download. The tool has been originally created by Drillisch AG and it belongs to the Productivity category.
McSIM Servicewelt was downloaded and installed by over 10K users and its latest stable update was on Jan 31, 2019. The app has the overall rating 3.9 on Google Play.