MacBooster License Key is a faster and cheaper tool when compared with other competitive maintenance tools. Its deep scans combined with the five clean up tools help to remove gigabytes of junk from your Mac. It optimizes the performance of your hard disk by freeing up more space so that your Mac can run smoothly. This key feature is particularly useful for those who have smaller SSD hard drives. Moreover, it keeps your Mac away from spyware, malicious threats, adware, etc.