# com.apple.developer.storekit.external-purchase-link-streaming An entitlement that grants a qualifying music-streaming app the ability to communicate and promote offers. ## Discussion This entitlement enables qualifying music-streaming apps to communicate and promote offers. If your account receives this entitlement, you can add it to your app by opening the project’s `.entitlements` file in Xcode. Then add the following key and set the corresponding value to `true`: ``` com.apple.developer.storekit.external-purchase-link-streaming ``` For more information, see . --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)