USER COMMENTS 'It removes unwanted and useless files to clean up your mac. Cleaner, you can easily view real-time network usage and CPU usage in the menu bar. Cleaner provides an easy-to-use way to optimize the performance of your Mac! Also, with Dr. Cleaner is the ONLY all-in-one FREE App that offers Memory Optimization, Disk Cleaning and System Monitoring to keep your Mac optimized for the best performance.