Connect App Store Connect to PurchaseKit so you receive real-time subscription updates (renewals, cancellations, refunds).
Bundle identifier
The bundle identifier connects your iOS app to App Store Connect and PurchaseKit.
Find your bundle ID in Xcode
Open your Xcode project
Select your app target
Go to the Signing & Capabilities tab
Find Bundle Identifier
The bundle identifier in Xcode's Signing & Capabilities tab
Verify in App Store Connect
In App Store Connect, select your app
Go to App Information
Confirm the Bundle ID matches your Xcode project
Configure in PurchaseKit
In the PurchaseKit dashboard, go to your app settings
Enter your Apple Bundle ID
Save changes
PurchaseKit uses the bundle ID to match incoming Apple webhooks to the correct app.
Server Notifications
Apple sends server notifications when subscriptions are created, renewed, or canceled. PurchaseKit receives these webhooks and forwards them to your Rails app.