That's arguable. For the top developers it's about 48% more on app store see https://www.valuewalk.com/2019/06/ios-app-store-vs-google-play-store-consumer-spen

That's arguable. For the top developers it's about 48% more on app store see https://www.valuewalk.com/2019/06/ios-app-store-vs-google-play-store-consumer-spending/#:~:text=iOS%20App%20Store%20vs%20Google%20Play%20Store%20Consumer%20Spending%20Comparison,-By&text=According%20to%20Bloomberg%2C%20consumers%20spent,cut%20on%20the%20app%20sales https://www.valuewalk.com/2019/06/ios-app-store-vs-google-pl.... And Google's play store has value to Epic too - they started by only allowing Fortnight to be side loaded, and moved to the play store. I suspect that the reason lots of people prefer these devices are precisely because of the app stores. They have confidence that they won't get viruses, confidence in the payment process, ability to lock down devices for kids etc. The ecosystem clearly has a lot of value. This whole thing is about money. In the first year Epic made $500m from fortnight on ios. Of course they want a larger piece of the pie - Apple got $214m.