I wasn’t aware of the mobilithek.info thanks! The problem is that the administrative overhead isn’t something I have time for. That offering is structured for service companies, not for individuals.
I took a quick look and it seems like the tankerkönig prices are 1:1 with those of tankstellenpreise? Have you compared in the past?
I know it’s a bit of a pain to make people get an api key, but I’m an individual and not a company, so until we have keypeer (or the like) running I’d prefer to limit my liability