Grenoble-Alpes Métropole is the official developer of the app that can be found in the Maps & Navigation category. The most recent update of the tool was launched on Oct 16, 2020 and M has been installed by over 100K users. The overall score for this application is 3.2 on Google Play.
Take the opportunity to get the setup package of M 5.0.8 for free and have a look at users' reviews on Droid Informer. The app is designed for Android 5.0 and above. It's secure to download the app.