1)   Crisystec Sentry.365 3.0
CrisysTec Sentry is an easy to use powerful and flexible data cleaning system for a single user Windows PC. Daily use protects you from unwanted data becoming permanently hidden in your PC. CrisysTec Sentry takes care of all of your privacy concerns.

 2)   GSA Cleandrive 3.22
Get rid of most of the privacy violations you get each day. It deletes all internet traces (like the web sites you have visited), recently opened files (like your last played video files) or even the logs that show what programs you have run lately.