I see nothing inherently wrong with providing the service, but Apple shouldn't be prohibiting alternatives, or apps clearly denoting that going through Apple co

I see nothing inherently wrong with providing the service, but Apple shouldn't be prohibiting alternatives, or apps clearly denoting that going through Apple costs more. People like the above might choose the Apple method, even if it costs more, for the added security layer, whereas someone might choose the lower price especially with an established and trusted party.