An object holding text and images used to describe an achievement for an app.
- iOS 4.1+
- macOS 10.8+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 3.0+
When you develop your game, you create localized achievement descriptions in App Store Connect. At runtime, your game retrieves these descriptions from Game Center. Usually your game downloads the achievement descriptions when it wants to present a custom achievement user interface to the player.
To retrieve a set of achievement description objects for your game, call the
load class method. For performance reasons, achievement images are downloaded separately. To download am achievement description’s completion image, call that object’s