SwiftUI Data Persistence in 2025: SwiftData, Core Data, AppStorage & SceneStorage Explained (with WWDC 2025 updates)

The guide addresses data persistence options in SwiftUI for iOS app development in 2025. It compares and contrasts @AppStorage and @SceneStorage for data saving. The guide provides a comprehensive tutorial on SwiftData, including CRUD operations, filtering, and new features from WWDC 2025. It covers model inheritance, Codable filters, and persistent history in SwiftData. Core Data setup for legacy applications is also explained with a complete CRUD example. A cheat sheet helps developers choose the appropriate data persistence tool. The guide offers practical code examples to illustrate each method. The author encourages feedback and shares their curiosity about SwiftData's production usage. The article aims to simplify the decision-making process around data persistence in SwiftUI. It provides up-to-date information based on WWDC 2025 presentations.