“[sideloading] would allow customers to download apps without needing to use the App Store, which would mean developers wouldn't need to pay Apple's 15 to 30 percent fees.” https://www.macrumors.com/2023/04/17/app-sideloading-support-coming-ios-17/

Not a chance. Apple will just use another method to collect their "commission”: https://developer.apple.com/support/storekit-external-entitlement/

Remember: Tim Cook views our customers as THEIR customers, our sales as THEIR sales, and the 30% as what they rightfully deserve for gracing us with a platform that we provide no other value to.

iOS 17 to Support App Sideloading to Comply With European Regulations

Apple in iOS 17 will for the first time allow iPhone users to download apps hosted outside of its official App Store, according to Bloomberg's...

MacRumors

This is not good

> Apple will reduce its commission by 3% on the price paid by the user, net of value-added taxes. This is a reduced rate that excludes value related to payment processing and related activities.

> Qualifying developers will receive an invoice based on the reporting and will be required to remit payment to Apple for the amount invoiced within 45 days following the end of Apple’s fiscal month

1/2

Basically Apple is saying 27% of the purchase is the cost + profit of hosting apps and providing trust.

2/2