There is not literally zero software on the macOS app store, but it's pretty close. I don't think I've ever installed a non-Apple program via it, and I would do

There is not literally zero software on the macOS app store, but it's pretty close. I don't think I've ever installed a non-Apple program via it, and I would do so if given the option. The iOS app store being reduced to the state of the macOS app store would make the iPhone significantly worse.