Speed up, optimize and clean your PC for free (2024)

CCleaner for PC helps you clean up your Windows computer, optimize performance, and maintain your online privacy

Please note: We have tested CCleaner using various screen readers and for the best user experience, we recommend using the latest version of NVDA - https://www.nvaccess.org/download/

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  New Cloud Drive Cleaner

  Take back control of your Google Drive cloud. Scan it for duplicates, large and old files. Quickly see how much space you can free up and choose what to delete. Reclaim valuable space easily and fast with Cloud Drive Cleaner.

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  Performance Optimizer

  Get up to 34% more speed and 30% more battery life from your PC with our proven, patented feature, plus enjoy an enhanced gaming experience and more!

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  Driver Updater

  CCleaner's Driver Updater helps improve performance of your PC's graphics, sound, and internet connectivity while preventing software bugs, hardware problems, and crashes.

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  PC Health Check

  CCleaner's Health Check analyzes your PC and recommends quick fixes, then automatically tries to tune and update it so it starts and runs faster, and is more secure.

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  Software Updater

  Outdated apps are a security risk. Old software can have vulnerabilities, which are quickly discovered and shared amongst cyber criminals. CCleaner helps update your software automatically to close security holes before they can be found.

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  Award-winning PC Optimization

  Trusted by millions and critically acclaimed, there’s a reason why CCleaner is the world’s leading PC optimization tool! Easy to use, few click cleaning so beginners can optimize their computers in seconds. Plus, it's packed with advanced features for power users.

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  Faster Computer

  Is your computer running slow? As it gets older it collects unused files, settings, resource-hogging applications, and out-of-date drivers which can make it slower and slower. CCleaner helps you cleans up these files, temporarily freeze apps when you're not using them, and update software drivers to make your PC faster.

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  Browser Cleaning

  Temporary browsing data, cookies, and trackers aren’t just a privacy concern – they can lead to errors loading websites, too. CCleaner diligently deletes data trails from all major browsers that don’t clean up after themselves.

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  Registry Cleaner

  Over time your registry can become cluttered with errors and broken settings which may lead to crashes. CCleaner’s patented registry cleaner clears out this clutter to make your PC more stable.

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  Quicker Startup

  Many programs run silently in the background when you start up your computer. CCleaner helps you speed up your PC's boot time by letting you disable unneeded programs.

Which CCleaner version is right for you?

System Requirements
Runs on Microsoft Windows 11, 10, 8.1, and 7. Including both 32-bit and 64-bit versions.

CCleaner FAQs

• Why is my computer so slow?

  Computers become slow for a variety of reasons, whether it’s an unnecessary build up of junk files and settings, too many apps running in the background, a fragmented hard drive or malware and viruses.

• How do you fix a slow computer?

  You don’t have to resort to a brand new computer or hardware. There’s a lot you can do before reaching this stage. CCleaner can help you understand what things really slow down your computer and how to solve them.

• How to clean your PC using a software?

  To clean your PC using software, follow these steps. First, choose a reliable PC cleaning software like CCleaner. Install the software and run a system scan to identify unnecessary files such as temporary files, junk files, and unused data. Then, follow the prompts to remove the identified files and optimize your PC's performance.