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# MigrationAppIdentifier

A type that identifies an app on a different platform.

```
struct MigrationAppIdentifier
```

## Topics

### Creating a migration app identifier

[`init(storeIdentifier: MigrationAppIdentifier.StoreIdentifier, bundleIdentifier: String, platform: MigrationPlatform)`](/documentation/AppMigrationKit/MigrationAppIdentifier/init(storeIdentifier:bundleIdentifier:platform:))

Creates a migration app identifier instance.

### Working with identifier properties

[`let storeIdentifier: MigrationAppIdentifier.StoreIdentifier`](/documentation/AppMigrationKit/MigrationAppIdentifier/storeIdentifier-swift.property)

An identifier that indicates the store in which the app resides.

[`struct StoreIdentifier`](/documentation/AppMigrationKit/MigrationAppIdentifier/StoreIdentifier-swift.struct)

A type that indicates an app store in which an app resides.

[`let bundleIdentifier: String`](/documentation/AppMigrationKit/MigrationAppIdentifier/bundleIdentifier)

The bundle identifier of the app within the store.

[`let platform: MigrationPlatform`](/documentation/AppMigrationKit/MigrationAppIdentifier/platform)

The platform in which the app resides.

[`struct MigrationPlatform`](/documentation/AppMigrationKit/MigrationPlatform)

A type that identifies the platform used by the other device in a migration.

## Relationships

### Conforms To

[`Decodable`](/documentation/Swift/Decodable)

[`Escapable`](/documentation/Swift/Escapable)

[`Encodable`](/documentation/Swift/Encodable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Copyable`](/documentation/Swift/Copyable)

[`Sendable`](/documentation/Swift/Sendable)

---

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