Yeah my man that’s how cryptography works. I have the only key. Only things that aren’t encrypted are iCloud mail, contacts, and calendar so they can be interoperable with other providers.
Far FAR better than Android protections. Only one better is graphene, but I don’t see graphene ever getting more than 15% market share

Proton
Can Apple access my data in iCloud? | Proton
Apple promotes its products as a private alternative, but iCloud is not private by default. Here's what Apple can see in iCloud.