“No data collected” is the tag I want to see on the app store next to the one that tells you if there are in-app purchases.
https://developer.apple.com/app-store/app-privacy-details/
The only caveat is that it's developer-published information that Apple doesn't verify.
Well you can guess what would happen if you get caught lying or cheating. Apple didn't hesitate to remove Epic's or Facebook's apps in the past.