[MBCook]

They may have some sort of ‘free pass’ due to their size/influence. It’s eqsy to say that Amazon’s content is meant for Kindles too, and just happens to work for the iPhone.

But if you have an iOS only app? Good luck arguing your way out of the rule.

[scarface74]

Udemy works the same way. You can buy content either in the app store or outside and it still works.