@HackPapst Hello, could you post a screenshot, please? Also, we do not have a "PRO" version, our subscription is called Windy Premium.
Please make sure you have the right app.
Our official apps are:
For Android - https://play.google.com/store/apps/details?id=com.windyty.android&utm_source=menu&utm_medium=windy&utm_campaign=menu&utm_content=menu
For iOS - https://apps.apple.com/app/apple-store/id1161387262