Demo of how to use Xamarin.Android to include In-App Purchases
Great resources to get started:
-
https://blog.xamarin.com/integrating-in-app-purchases-in-mobile-apps/
-
https://components.xamarin.com/gettingstarted/xamarin.inappbilling
You can find the published Xamarin.Android demo app in the Google Play Store using the following link: https://play.google.com/store/apps/details?id=com.microsoft.dxdevIAP&rdid=com.microsoft.dxdevIAP