Macincloud is enough. If you dont have mac, and belive in xamarin, My sugestion is try build on android first, If have good respond from customer, then buy m

Macincloud is enough. If you dont have mac, and belive in xamarin, My sugestion is try build on android first, If have good respond from customer, then buy mac and porting to iOS Porting xamarin android to iOS is very easy if you have mvvm knowledge