None of my (William Kirstaedter) apps transfers more than the data required for the functionality. Keyword "data economy".
Currently, this privacy policy explicitly covers my Android Apps "Wetter" and "EEX Watcher".
(is that enough of a hint, Google?)
For sunset and sunrise, data from sunset-sunrise.org is used.
The privacy policy can be found here:
https://sunrise-sunset.org/privacy
The electricity trading prices are processed by me.
No data will be collected except the IP.
Google Maps is used for the embedded map.
https://policies.google.com/privacy
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