What is up with the privacy policy and data usage? The app store information says this:

--- App Privacy

The developer, Wikimedia CH, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

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... then you click the link for "developer's privacy policy" and it goes to a 404 at http://www.kiwix.org/impressum/

... then you go find the privacy policy on the website at https://www.kiwix.org/en/legal/privacy-policy/ and it says:

"This privacy policy applies to the website www.kiwix.org only. It does not cover our subsites like wiki.kiwix.org or download.kiwix.org."