CCleaner
Old Version of CCleaner 3.21
Selected Version
CCleaner 3.21
Supported Systems
Legacy OS support
Windows 98, 2000, XP, Vista, 7, 8
License
Freeware
Release Date
25 July, 2012 (2 years ago )

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Download CCleaner 3.21
CCleaner 3.21

CCleaner 3.21 (3.73 MB)

okay 46 scans reported this version clean

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System Requirements of CCleaner 3.21
  • Windows XP
  • Windows XP x64
  • Windows Vista
  • Windows Vista x64
  • Windows 7
  • Windows 7 x64
  • Windows Server 2003
  • Windows Server 2008
  • Windows 8
  • Windows 8 x64
  • Windows Server 2012
Program Information of CCleaner 3.21
Version Name:
CCleaner 3.21

File Size:
3.73 MB

Released Date:
25 July, 2012 (2 years ago)

MD5 Checksum:
E17022079D0FDAC6EA094B1E29D22B61

SHA1 Checksum:
432E95C9B13671B563FDDECA6C408A763B4020F8

Version History of CCleaner 3.21
  • Added support for Windows Server 2012.
  • Added Opera plug-in cache cleaning.
  • Added benchmarking for Cleaner summary results.
  • Improved Startup Tool loading algorithm.
  • Improved Drive support in Drive Wiper tool.

View More...

CCleaner Screenshots
CCleaner 3.13 cleans Internet Explorer, Firefox, Google Chrome, Opera, Safari, Windows - Recycle Bin, Recent Documents, Temporary files and Log files… More
CCleaner 3.13 tools can select a program from the list you want to remove from your computer. More
This released improved Thunderbird cache cleaning support, Safari history cleaning, "Unused File Extensions" registry rule improvements, Secure file deletion… More
About CCleaner

CCleaner also know as Crap Cleaner, removes Unwanted files quickly and easily from your computer. CCleaner is a freeware software optimization and privacy application for Microsoft Windows. It removes many unused, invalid, or files that makes your security vulnerable - thus allowing Windows to run faster, more secure, stable, and freeing up valuable hard disk space. It can also clean traces of your online activities such as your Internet history. CCleaner is also very fast to run, it usually takes a few seconds to run on most computer systems. It cleans the MRU, temporary files and data from several applications.

The software cleans the following entities:

Microsoft Windows

  • Internet Explorer
  • Temporary File Cache
  • URL History
  • Cookies
  • Hidden Index.dat files
  • Last download file location
  • Temporary File Cache
  • Download manager
  • Recycle Bin
  • Clipboard
  • Windows Temporary files
  • Windows Log files
  • Recent Documents (on the Start Menu)
  • Run history (on the Start Menu)
  • Windows XP Search Assistant history
  • Windows XP old Prefetch data
  • Windows memory dumps after crashes
  • Chkdsk file fragments

Advanced Options allow cleaning of:

  • Menu Order cache
  • Tray Notifications Cache
  • Window Size and Location Cache
  • User Assist history
  • IIS Log Files
  • Custom Folders

Application Cleaning of:

  • Mozilla Firefox
  • Opera
  • Windows Media Player
  • eMule
  • Kazaa
  • Google Toolbar
  • Netscape
  • Microsoft Office XP and 2003
  • Nero
  • Adobe Acrobat
  • WinRAR
  • WinAce
  • WinZip

Cleans the Registry:

  • File Extensions
  • ActiveX Controls
  • ClassIDs and ProgIDs
  • Uninstallers
  • Shared DLLs
  • Fonts
  • Help File references
  • Application Paths
  • Icons

Updates : CCleaner Updates

Did You Know?

CCleaner has a built-in Registry cleaner that can clean your registry, and all the Third-party applications cache and temporary files.