: "Caches" are often intended to speed up the system; clearing them indiscriminately can actually slow down app launch times until the system regenerates that data.
: An open-source cleaner from Tencent that provides more than just basic uninstallation. OS Cleaner
: Standard "drag-to-trash" methods often leave behind preference files and support folders; cleaners can often track these down for a more complete removal. The "Manual" Perspective : "Caches" are often intended to speed up