CCleaner 6.21.10918

CCleaner 6.21.10918

Piriform Ltd. – 58.1MB – Freeware – Windows Mac
out of 3370 votes
image/svg+xml VERY GOOD User Rating
CCleaner is a freeware system optimization, privacy and cleaning tool.

CCleaner is the number-one tool for cleaning your Windows PC. Keep your privacy online and offline, and make your computer faster and more secure. Easy to use and a small. It removes unused and temporary files from your system - allowing Windows to run faster, more efficiently and giving you more hard disk space.

It also cleans traces of your online activities such as your Internet history. CCleaner remove unneeded entries in the Windows Registry, help you uninstall software and select which programs start with Windows.

The best part is that it's fast and free.


CCleaner is a Freeware software in the category System Utilities developed by Piriform Ltd..

It was checked for updates 39,741 times by the users of our client application UpdateStar during the last month.

The latest version of CCleaner is 6.21.10918, released on 02/14/2024. It was initially added to our database on 10/05/2007. The most prevalent version is 6.20.10897, which is used by 56 % of all installations.

CCleaner runs on the following operating systems: Windows/Mac. The download file has a size of 58.1MB.

Users of CCleaner gave it a rating of 4 out of 5 stars.


What is CCleaner?

CCleaner is a software tool designed to clean up unnecessary files and registry entries on Windows computers.

Is CCleaner free?

CCleaner offers a free version with basic features, but a paid professional version is also available with advanced tools and customer support.

What operating systems does CCleaner support?

CCleaner supports Windows operating systems including Windows 10, 8, 7, Vista, and XP.

What types of files can CCleaner clean?

CCleaner can clean temporary files, browser history, cookies, recycle bin files, log files, recent documents, and other unneeded data.

Is CCleaner safe to use?

CCleaner is generally safe to use, but like any software tool, users should use caution and ensure they are only cleaning files they don't need.

Can CCleaner improve computer performance?

Yes, CCleaner can improve a computer's performance by removing unwanted files and freeing up disk space.

Does CCleaner have any negative impact on computers?

If used improperly, CCleaner could delete important files or settings. However, the software is designed to minimize this risk and create backups of important files.

Can CCleaner fix registry errors?

Yes, CCleaner includes a registry cleaner tool that can scan for errors and fix issues with the Windows registry.

How often should I use CCleaner?

It is recommended to use CCleaner regularly to keep your computer running smoothly. Users can set up automatic cleanings to occur daily, weekly, or monthly.

Do I need to uninstall CCleaner before upgrading to a newer version?

No, users do not need to uninstall the previous version of CCleaner before upgrading. The new version will automatically replace the older one.

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39,741 users of UpdateStar had CCleaner installed last month.
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