Ratingīest cleaning and antimalware functionality in one tool To start off, we've made a quick comparison chart about the best Mac cleaners for Mac. Which is why millions of people download free and low-cost Mac cleaning software. In 2021 cleaning your Mac is easier than ever. We clean our rooms and clothes so why not our Macs? But who can waste the entire day digging through folders and files? There are so many places like music, videos, apps and email downloads, and countless more locations on your Mac where junk and clutter accumulates.