How does windows protect their users? This question makes it seem like every OS has control over all installed apps, when this wasn’t the case until iOS.
Also Android doesn’t have this problem. If you don’t want bad software don’t install it.
The only time I've seen malware on an Android device in person, it came from the Play store. I don't know if Apple is significantly better than Google at app review, but the methods described in the article would probably work for both.
Also Android doesn’t have this problem. If you don’t want bad software don’t install it.