I can build my own ROM and add any tweaks I want to the source
Full filesystem access, not the circus act iOS is running with their "file management"
I can run any browser I want, download any file I want
I can sideload any app I want, and install open source apps from F-Droid
I can use projects like ReVanced to install modified apps effortlessly, and don’t have to go through the AltStore/Apple Developer BS to install simple things like uYou
I can entirely replace my home screen with a different launcher app if I wanted to