With such features, it’s reasonable that every Mac owner should have a Mac Cleaner on their device. The main works of Mac Cleaners are to speed up your system, boost its performance, and clean out junk, malware, and unwanted files. You can boot, shut down, open apps, access the internet, and do much more with ease, but ten months in and your device suddenly starts lagging and going slowly.Īt this point, often than not, you need a Mac Cleaner. When you first get your MacBook, its speed is always crazy.