That may be true if you are sideloading F-Droid. Our security model focus is based on integrating F-Droid into the ROM, like with CalyxOS. This method is proven to provide better security than Google Play devices, since by default, all apps are open source and reviewed by humans. For example https://f-droid.org/2020/03/04/f-droid-is-a-key-source-for-a...