Download WinUtilities 9.4 Pro for free.  Valid on 3/11 only.  Here is a screenshot for your reference.  Scroll down a bit to see the download link.  Be sure to review the included readme.txt file before installing it.  This software contains utilities to clean registry, temporary files on disks, erase application and internet browser history, cache and cookies.  This set of software utilities usually goes for about $39.