You can pick your preferred Free Mac cleaner to speed up your Mac easily and quickly. With so many Mac cleaner tools offered on the market, which one you should use? Do you know how to choose a great Mac cleaner? We have tested more than 20 Mac cleaners and select the 6 best ones for you to choose from. You have to rely on some Mac cleaner software to remove all useless data. However, with more and more junk files occupying your Mac storage, your Mac will slow down and offer a bad performance. Many Apple users think that, there is no need to clean Mac. Many of us know exactly how to clean Windows computer or Android phone, but when it comes to cleaning Mac, few people know about it. Summary: Still worry about your insufficient Mac storage? Want to speed up Mac but don't know how? Get the 6 free Mac cleaners to clear disk space, clean junk or duplicate files to free up your Mac. CCleaner is one free and top Mac cleaner to delete cookies, search. The memory cleaning tool shows the memory used by the system and applications as well as the amount of memory currently available. Monitor the usage of Mac memory and clean them up with a click by using Memory Cleaner X. With the extreme clean option, you can do harder cleaning of the system.