>As far as I’m aware you can’t do that with iOS devices (potentially including the AR ones).
Sure you can. You can fire up Xcode right now and build a self signed app to your phone with whatever the heck you want in it. Distributing that on the App Store is another story, but there's nothing stopping you from executing whatever arbitrary code you'd like on your own phone.
Sure you can. You can fire up Xcode right now and build a self signed app to your phone with whatever the heck you want in it. Distributing that on the App Store is another story, but there's nothing stopping you from executing whatever arbitrary code you'd like on your own phone.