Core Data と CloudKit Database の連携機能とかもありますしねぇ・・・。 https://developer.apple.com/videos/play/wwdc2019/202/ https://developer.apple.com/videos/play/wwdc2020/10650/

Using Core Data With CloudKit - WWDC 2019 - Videos - Apple Developer

CloudKit offers powerful, cloud-syncing technology while Core Data provides extensive data modeling and persistence APIs. Learn about...

Sync a Core Data store with the CloudKit public database - WWDC 202...

Discover how Core Data can help you adopt the CloudKit public database in your app with as little as one line of code. Learn how to...