CCleaner is the number-one tool for cleaning your Windows PC. It protects your privacy online and makes your computer faster and more secure. This app is easy to use, one click cleaning so beginners can optimize their computers in seconds. In addition, it’s packed with advanced features for power users.
It is system optimization and privacy tool. Removes unused files from your system, allowing Windows to run faster and freeing up valuable hard disk space. It also cleans traces of your online activities such as your Internet history.

CCleaner can run from a USB drive and be installed or run on a computer without a complicated setup process. It is possible to specify files, folders and registry keys to ignore from the cleaning process.
Especially relevant that it’s fast. Normally taking less than a second to run. And contains NO Spyware or Adware!

CCleaner cleans the following:
Internet Explorer. Temporary files, history, cookies, super cookies. Also the Autocomplete form history and index.dat files.
Firefox. Temporary files, history, cookies, super cookies. Also download history and form history.
Google Chrome. Temporary files, history, cookies, super cookies. Also download history and form history.
Opera. Temporary files, history, cookies, super cookies and download history.
Apple Safari. Temporary files, history, cookies, super cookies, form history.
Other Supported Browsers. K-Meleon, Rockmelt, Flock, Google Chrome Canary, Chromium, SeaMonkey, Chrome Plus, SRWare Iron. Also Pale Moon, Phoenix, Netscape Navigator, Avant and Maxthon.
Windows. Recycle Bin, Recent Documents, Temporary files, Log files, Clipboard. Also DNS Cache, Error Reporting, Memory Dumps and Jump Lists.
Registry Cleaner. Advanced features to remove unused and old entries. Including File Extensions, ActiveX Controls, ClassIDs, ProgIDs. Also Uninstallers, Shared DLLs, Fonts, Help Files, Application Paths, Icons. Invalid Shortcuts and more…
Third-party applications. Removes temp files and recent file lists (MRUs) from many apps. Including Windows Media Player, eMule, Google Toolbar, Microsoft Office. Also Nero, Adobe Acrobat, WinRAR, WinAce, WinZip and many more…

CCleaner Professional is the most powerful version of Piriform's celebrated PC cleaner. It makes it easy to speed up a slow computer and keep your activity private — automatically and in the background.

These are some of the features you get with CCleaner Professional:
Automatic Cleaning
Regularly cleans junk files to keep your computer running smoothly
Automatic Privacy Protection
Clears history and cookies when you're not using your web browser
Automatic Updates
Windows and browsers constantly evolve. CCleaner updates once a month to stay on top!

About version Slim:
In addition to the standard CCleaner, there Slim product assembly, the difference lies in the fact that it:
- No (without the toolbar) built-in binding to the installation of Google Toolbar toolbar
- CCleaner (x86 / 32-bit) and (x64 / 64-bit) version of one installe

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