Yes, but would a typical user know or care if the app they downloaded from a web site was sandboxed and would otherwise have been approved by the App Store if it was submitted there? And if not, how could someone like John Gruber make that claim of safety on anything other than iPhone and iPad? Taking the Zoom example on a parent thread above, look at what happens when you’re installing a Zoom client on the Mac without the strict enforcements of the iOS App Store: https://news.ycombinator.com/item?id=22736608