Oh I agree that's annoying! Though it looks like this has finally changed in iOS 14 and Big Sur: https://9to5mac.com/2020/12/03/users-can-now-share-in-app-purc

Oh I agree that's annoying! Though it looks like this has finally changed in iOS 14 and Big Sur: https://9to5mac.com/2020/12/03/users-can-now-share-in-app-purchases-and-subscriptions-via-icloud-family-sharing/ https://9to5mac.com/2020/12/03/users-can-now-share-in-app-pu... But developers need to manually enable family sharing for in-app purchases. So this is now down to the grace of individual developers