CCleaner Portable

CCleaner Portable 5.42

The standard CCleaner app, but without the need for an installer. CCleaner is the number-one tool for cleaning your computer. It also protects your privacy and makes your computer faster.

Freeware
Windows
14.8 MB
128,337
4.6 154 votes

CCleaner removes unused and temporary files from your system - allowing it to run faster, more efficiently and giving you more hard disk space. For advanced users, CCleaner also comes with a registry scanner that scans for invalid references.

Alternatively you can download the standard version of this software (with an installer).

Cleans the following:

  • Internet Explorer Cache, History, Cookies, Index.dat.
  • Recycle Bin, Temporary files and Log files.
  • Recently opened URLs and files.
  • Third-party application temp files and recent file lists (MRUs).
  • Including: Firefox, Opera, Media Player, eMule, Google Toolbar, Netscape, Office XP, Nero, Adobe Acrobat, WinRAR, WinAce, WinZip and more...
  • Advanced Registry scanner and cleaner to remove unused and old entries.
  • Including File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers, Shared DLLs, Fonts, Help Files, Application * * Paths, Icons, Invalid Shortcuts and more... Backup for registry clean.
  • Windows Startup tool.

Duplicate File Finder

You may not realize how many duplicate files are stored on your computer, taking up valuable hard drive space. CCleaner now includes a duplicate file finder tool, which can quickly find these files, and allow you to choose which ones to delete – freeing up more space on your PC than ever before!

System and Browser Monitoring

If you’re a CCleaner Professional user, you can now set CCleaner to run every time you shut down your browser, or you can set it to monitor your entire system in the background and detect when to Clean based on disk space that can be saved!

What's New:

Important fix for Chrome

  • Fixed a critical issue where very long float values were saved in scientific format, causing the Chrome profile to be lost
  • Fixed a critical issue where systems using non-standard decimal separators caused data to be stored incorrectly, causing the Chrome profile to be lost

If you have suggestions for what you'd like to see next in CCleaner, please drop by our forums and let us know in our suggestions area.

Browser Cleaning

  • Internet Explorer: Fixed a bug where cleaning Temporary Internet Files left some files behind
  • IE/Edge: Enhanced cleaning of YouTube viewing history (thanks alhazred for reporting this!)

Cookies

  • Search terms are now highlighted in the results list

General

  • Where appropriate, CCleaner Free may recommend improvements to your system’s antivirus protection

Installer

  • Fixed an issue where localized text was overlapping in the Professional Edition installer