Even if the parent “forces a passcode”, they can’t remotely listen in on conversations and see exactly what their child is doing at any given minute.

> Presumably, an attacker will not have access to the device and not be freely given the password or access with the ability to install an app.

Are you really unaware of what a jealous partner can do?

> A lot of the permissions individually make sense

In what world does a permission to “remotely monitor your screen and intercept your voice and hide that the app is installed make sense”?

> A lot of the permissions individually make sense and this software could just be composed by a significant number of them. I'm not sure exactly how the software you are referring to works and its scope, so I'll take a narrow example.

Maybe it’s a bad idea to allow a third party app to have access to your SMS messages especially seeing they are often used for 2FA?

> In the case of screen capture, that's a perfectly normal use case to stream your screen. Android does warn you when this is occuring.

And yet there are plenty of apps for Android that can do this surreptitiously…

You realize you aren’t making a great case for Android here don’t you?