HeatIt DIN 616 - Z-Wave Module: No Inputs Accessible

Who should help you now? The community members?
Maybe you should inform yourself before you post an angry comment in an old thread.

At the bottom on the HeatIt app page in the app store you can find several ways to contact HeatIt:

Community:

Issues:
https://heatit.com/contact

Support:
post@heatit.com