Determining if the user previously purchased the entitlement.

Handling the result of the Amazon purchase flow.

Setting up the Amazon In-App Purchasing Unity plug-in and test environment.

In this post, we look at the following 4 steps used by Mad Menace Games for supporting an entitlement in-app purchase in Unity: According to Michael Stragey, GraveStompers lead developer, the Unity plug-in made it extremely easy to accomplish this and release their game on Amazon. Since the game is built using the Unity game engine, Mad Menace Games uses the free Amazon In-App Purchasing API plug-in for Unity to support their monetization strategy.

One way Mad Menace monetizes their game is through the Amazon In-App Purchasing API to allow users to purchase Ghostface, the villain from the Scream movies. GraveStompers is a console-style 3 rd person shooter with intuitive touch-screen controls in which zombie eradication has never been more exhilarating.

Mad Menace Games is the creator of the popular game GraveStompers: Zombie vs Zombie.

Unity cloud build in app purchase