One of the most popular free program for system Clean-Up, CCleaner have support for Windows XP, Windows Vista and Windows 7. You can also boot from USB. According to the developers.
The first version of the program reached 80 million downloads from users all over the 31 August 2007.
Piriform has also released freeware Recuva a tool to retrieve deleted files, including those that have been lost as the virus attacks and the like and Defraggler a defragmentation tool for your hard drive.
The London-based company will cover any portion of their costs through advertising on the site, as well as the applicable PayPal donations from grateful users.
![CCleaner[8]](http://lh3.ggpht.com/_yESLMxNxM6Y/Suot62htycI/AAAAAAAAAlY/Hl2NqdB2iLo/CCleaner%5B8%5D%5B3%5D.jpg?imgmax=800 "CCleaner[8]")
You may have a slow computer and then it’s time for downloading CCleaner and maybe Defraggler to Defrag your Hard Drive.
You can see a demonstration of the CCleaner Program in This Movie from YouTube.
You can Download the Software from this site.
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