all content available within an app must be available for purchase within the app through In-App Purchasing, for the same price as it was available on the publishers website (say the Kindle online ...

The same goes for the Kindle apps on iOS and Android. You won't even find an option to purchase a book because the company ...

In a study of top-ranked applications across iOS, Amazon and Android, Flurry Analytics found that the Kindle Fire manufacturer delivers more than three times the revenue in its app store compared to ...