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# StoreKit updates

Learn about important changes in StoreKit.

## Overview

Browse notable changes in <doc://com.apple.documentation/documentation/StoreKit>.

## June 2024

### Views

- Build an in-app store with <doc://com.apple.documentation/documentation/StoreKit/SubscriptionStoreView> to customize the layout and appearance of subscription store views.
- Create flexible and adjustable custom control styles to use with subscription store views. Compose your custom styles using standard components with the new <doc://com.apple.documentation/documentation/StoreKit/SubscriptionStoreButton> and <doc://com.apple.documentation/documentation/StoreKit/SubscriptionStorePicker> views.
- Group subscription options into tabs or navigation destinations and create vertically compact layouts using new picker styles, which can save space for taller marketing content. Choose the placement of subscription store controls with the <doc://com.apple.documentation/documentation/SwiftUI/View/subscriptionStoreControlStyle(_:placement:)> view modifier.
- Test your StoreKit view’s promotional icons, automatic subscription policies, and the subscription group display name with StoreKit Testing in Xcode.

### Win-back offers

- Configure win-back offers in the StoreKit configuration file for previously subscribed customers who canceled their subscription, and test the offers with StoreKit Testing in Xcode.

### Mac App Store offer codes

- Set up Mac App Store offer codes in the StoreKit configuration file, and test the offer code redemption sheet API using StoreKit Testing in Xcode. Offer codes for macOS are available for testing in macOS apps, including Mac Catalyst and compatible iOS apps running on macOS.

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