Prepare a German Energieausweis (energy certificate); an Energieberater checks and signs it.
Free
One server, in lifestyle & local. Prepare a German Energieausweis (energy certificate); an Energieberater checks and signs it.
Lifestyle & Local
Prepare a German Energieausweis (energy certificate); an Energieberater checks and signs it.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.