3 comments
You could look into the app Photo Sync on the App Store. It should support S3 compatible storage, although I’ve personally never used it (only used WebDAV and SMB).
https://apps.apple.com/nl/app/photosync-transfer-photos/id415850124?l=en-GB
Rclone?
Why is this in this community? How is this anyhow related to privacy?