Ward Stanke shares this info about a FREE disk cleaning app. The press release claims, "CleanGenius Pro is an award-winning and all-in-one Mac solution for Mac OS X 10.6 or later, featuring the options to fast scan and clean up Mac junk files, completely uninstall unwanted applications, show disk space available, warn when the disk space is running low, and eject mounted drives with a brand-new look, positioning itself as a must-have utility to speed up your Mac."
The Free version is available on Mac App Store here; the Pro version is free here. Both are available for only a limited time. A Mac consultant, Ilene Hoffman includes a link to her blog.