---
title: appContainer
framework: appmigrationkit
role: symbol
role_heading: Instance Property
path: appmigrationkit/appmigrationextension/appcontainer
---

# appContainer

The data container of the containing app.

## Declaration

```swift
var appContainer: MigrationDataContainer { get }
```

## Discussion

Discussion To access the containing app’s data, your app requires the com.apple.developer.app-migration.data-container-access entitlement.

## See Also

### Accessing migration data

- [MigrationDataContainer](appmigrationkit/migrationdatacontainer.md)