Think through your statement some more and apply it to other aspects of your life, it may better determine if you really agree with it without Apple goggles on.
So you feel sufficiently informed after selectively reading a 3-line paragraph on Wikipedia? My my, maybe I should also become part-time legal expert if it's that easy. Maybe you should read the antitrust laws instead. You may find out that the matter is much more complicated than that.
Apple doesn't control access to computers, smartphones, cellphones or anything. They only control access to iPhones, iPads and to some degree Macs. That is not the definition of a monopoly.