A free app for Android, by Energieversorgung Mittelrhein AG evm.

This app provides you with many services for your daily life. It lets you manage your subscriptions, pay bills, view your usage history, and find out how much you can save by switching to our low-energy plans. 

With meine evm, you can:

Find WiFi hotspots and access the Internet in seconds. Use the app to log in and surf the Internet at a hotspot, even when you’re using another app. Find out how much you can save by switching to our low-energy plans. View your current energy consumption and savings, and find out how much you can save by switching to our low-energy plans.