Cleaner is an undemanding utility app that doesn’t take up a lot of room on your system. Cleaner scans big files, cleans junk, and removes duplicate files. It offers disk cleaning, system monitoring, and help uninstalling no-longer-needed apps and software. Cleaner is an all-in-one memory optimization app that aspires to help your Mac function at its best. Cleaner for Mac Review: Good Enough to Care for Your Mac?ĭr.