[fargo]

it definitely does for audiobooks, hence you can't buy audiobooks through the app.

[DaiPlusPlus]

Unless you buy Audiobooks from the iTunes Audiobooks store, of course - and Apple doesn't have to pay a 30% tax to itself for those sales.

How is this not monopoly abuse?

[nonis]

As of recently, you can spend credits within the app and purchase audiobooks.

[fargo]

are you sure? It doesn't work for me (UK-based)

[mleo]

With Audible monthly subscription you get credits each month to use to acquire access to audiobooks. You can now spend those credits in the Audible app. This isn’t much different from some games. For Roblox, you can purchase Robux on the website and then use them in the iOS app, though in this instance they offer IAP for Robux in the app as well.