Thanks for the additional detail. Do those apps actually give them advantages, or are they scams/malware? I wasn't asking about sideloading apps though. I was

Thanks for the additional detail. Do those apps actually give them advantages, or are they scams/malware? I wasn't asking about sideloading apps though. I was asking about modified operating systems like LineageOS and GrapheneOS, or root via OS modifications like Magisk and KernelSU.