Clean Mac deletes useless and duplicate files and folders which occupies important hard disk space. It has many advanced features like it automatically cleans useless files and folders which are not in use if there is storage problem. t not only deletes application but also removes the application if they are not in use. It also removes caches, log rotations and other installation files occupying extra space of hard drive. It helps You Mac system to work smoothly and efficiently and also solve storage issue as it deletes useless files and make hard disk space available.