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Release Announcements

We’d like to announce the latest version of CCleaner for Mac. This release brings a whole suite of improvements and fixes including support for the latest macOSs, better system and applications cleaning and browser cleaning updates.


  • Added full support for macOS High Sierra
  • Added full support for macOS Sierra
  • Fixed issue preventing CCleaner from running on macOS Snow Leopard (OS X 10.6)

Browser Cleaning

  • Significant performance improvements
  • Safari: Many cleaning improvements & fixes
  • Chrome: Many cleaning improvements & fixes
  • Firefox: Many cleaning improvements & fixes
  • Opera: Many cleaning improvements & fixes 

System Cleaning

  • Fixed warning not displaying when removing a startup item
  • Fixed bug showing that Recent Places had not been cleaned when it had
  • Fixed display issues in list of unwanted system language files for removal
  • Fixed detection & cleaning of Directory Service cache

Settings & Preferences

  • Added new Privacy menu

Multi-User Cleaning

  • Updated cleaning Downloads warning to include all applicable user download directories


Download now! 
You can download CCleaner for Mac here.

Fancy a few more features? Download CCleaner for Mac Professional here.

If you are already a CCleaner for Mac Professional user your installation will update automatically.

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