January 2014
Intermediate to advanced
736 pages
70h 43m
English
Content preview from Android™ How to Program, Second Edition
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In-App Purchase for Apps Sold Through Other App Marketplaces
If you choose to sell your apps through other marketplaces (see Section 9.11), several third-party mobile payment providers can enable you to build in-app purchase into your apps using APIs from mobile payment providers (Fig. 9.10)—you cannot use Google Play’s in-app billing. Start by building the additional locked functionality (e.g., game levels, avatars) into your app. When the user opts to make a purchase, the in-app purchasing tool handles the financial transaction and returns a message to the app verifying payment. The app then unlocks the additional functionality. Mobile carriers collect between 25% and 45% of the price.
Fig. 9.10 | Mobile payment providers for in-app purchase. ...
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