macOS Sierra/High Sierra have better cleaning options than Windows operating system, but it does not mean a user may relax forgetting to wipe the space. It is a question of time when exactly these places will be filled. And yes: these locations get overloaded with junk over time just like Windows Registry. The folders beneath them like Application Support & Preferences count.
/Library (system-wide preferences/settings valid for all users).The typical locations for the system and apps settings on Mac would be: plist files in various preferences folders. All the details of apps downloaded from any third parties are saved in the. It is true that a Unix-based OS X simply doesn’t need a registry.
Are you a Mac user who questions the necessity of the registry cleaner tool even if it is freeware? To clarify this controversial issue we should explain some facts.