e-kWh is described as 'Autostrom-App'. There are four alternatives to e-kWh for Android and Online / Web-based. The best alternative is ChargePoint, which is free. Other great apps like e-kWh are chargelocator (Free), electromaps (Free) and PlugShare (Free).
PlugShare is the world's most popular app for finding electric vehicle charging stations! View real-time station availability, add photos, review stations and more. EV charging station map also available on iPhone and Android.