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Lean Mobile App Development by Aravind Krishnaswamy, Alberto Gonzalez, Richard Garabedian, Adam Dennis, Mike van Drongelen

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The case of the Empurror

The Empurror is a little SpriteKit game for iOS that I have worked on previously. It is a very simple game about a cat (the Empurror) and many kittens, jumping off a roof. In this game, our hero (the player) needs to catch them all in order to succeed:

The game comes with three in-app purchases, all donations, not adding any special features to the game, other than a view of the Empurror saying thank you. Oh yeah, and you can rub his belly to make him purr.

Anyway, the in-app purchase view looks as follows. The game offers three products: a generous donation (cat food), a massive donation (a nice-looking fish), and ...

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