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CCleaner - Optimization and Cleaning - Free Download

CCleaner is the number-one tool for cleaning your PC.

It protects your privacy and makes your computer faster and more secure!

Download Free Version Get CCleaner Pro!

Award-winning PC Optimization

Trusted by millions and critically acclaimed, there's a reason why CCleaner is the world's favorite PC optimization tool! Easy to use, one click cleaning so beginners can optimize their computers in seconds. Plus, it's packed with advanced features for...

Piriform - Wiping free disk space

Wiping free disk space

When you delete a file, Windows removes the reference to that file, but doesn't delete the actual data that made up the file on your hard drive. Over time, this data will be overwritten as Windows writes new files to that area of the drive.

This means that, given the right software, someone could reconstruct all, or parts of files that you've deleted. For privacy and security reasons, you can set CCleaner to wipe the free areas of your hard disk so that deleted files can never be recovered.

Note: Wiping free space can take a substantial amount of time.

Method 1 (Automatically wipe when...