Apple's app developers to use 3rd-party payment systems in South Korea: Read to know-how
Technology | June 30, 2022 19:37 ISTApple Inc clarified that if they use the entitlement, "some App Store features, such as Ask to Buy and Family Sharing, will not be available to your users, in part because we cannot validate payments that take place outside of the App Store's private and secure payment system".