This download is totally safe. City Fitness Recklinghausen is the developer of MB21 Challenge that can be found in the Lifestyle category. On Google Play, the tool was rated 4.8 by its users.
Over 50 users installed this application and its most recent update was released on Oct 15, 2020. Get the setup package of MB21 Challenge 6.233 that is absolutely free and take a look at users' reviews on Droid Informer. The app runs flawlessly on Android 5.0 and higher.