What these apps do Private Space does and better. You don't need to install a third party app either.
Discussion
I am sure about it. The only good thing as user is that you don't have to switch to a second user every time. But i am sure grapheneos does it better!
Private Spaces are the exact same UX wise as work profiles. You just access the space at the bottom of the app list rather than a tab at the top of it.