1
Add an app
In AppsFlyer, open My Apps and choose Add app.
2
Choose iOS
Select iOS and add the app using the matching App Store details.
3
Confirm the app details
Make sure the app is associated with the same iOS app you publish through App Store Connect.
4
Find the AppsFlyer App ID
Open App Settings → App ID for the new iOS app and copy the value. You will paste this into Rey when connecting AppsFlyer.