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The Business of Android Apps Development: Making and Marketing Apps that Succeed on Google Play, Amazon Appstore and More, Second Edition by Mark Rollins, Roy Sandberg

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Chapter     7

In-App Billing: Putting a Store in Your Application

In-app billing allows a developer to charge users for app features after their app has already been downloaded. Imagine charging users for more levels of your game or charging them for virtual goods (such as a magic sword in a game). For non-gaming apps, you could charge for special features or even per use if the use case is strong enough.

One example of in-app billing is Comics, by Comixology (see Figure 7-1). Comics is an application that is designed to give Android smartphone and tablet users access to digital versions of their favorite comic books. Downloading the application is free, but most of the comics cost the user. We’re sure that Comixology had to make some sort ...

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