CCleaner®
CCleaner is the number-one tool for cleaning your PC.
It protects your privacy and makes your computer faster and more secure!
New Driver Updater
CCleaner's new Driver Updater improves things like your PC's visuals, 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 tunes and updates it so it starts and runs faster, and is more secure.
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1-Click Updates All Your Software
Outdated apps are a security risk. Old software can have vulnerabilities, which are quickly discovered and shared amongst cyber criminals. CCleaner updates 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 favorite PC optimization tool! Easy to use, one 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 As it gets older it collects unused files, settings, and out-of-date software drivers which can make it slower and slower. CCleaner cleans up these files and updates software drivers, making your PC faster.
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Safer Browsing
Advertisers and websites track your behavior online with cookies that stay on your computer. CCleaner erases your browser search history and cookies so any internet browsing you do stays confidential and your identity remains anonymous.
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Fewer Errors & Crashes
Over time your registry can become cluttered with errors and broken settings which lead to crashes. Out-of-date software drivers can cause similar issues too. CCleaner’s patented registry cleaner clears out this clutter to make your PC more stable, and Driver Updater helps you keep on top of any unruly, out-of-date drivers.
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Quicker Startup
Many programs run silently in the background when you start up your computer. CCleaner helps you get to work, or play faster by letting you disable unneeded programs.
Which CCleaner version is right for you?
CCleaner
PROFESSIONALmost popular
- NEW: Driver Updater
- PC Health Check
- Software Updater
- Faster Computer
- Privacy Protection
- Real-time Monitoring
- Scheduled Cleaning
- Premium Support
CCleaner
PROFESSIONAL BUNDLEUp to 3 PCs
best value
- NEW: Driver Updater
- PC Health Check
- Software Updater
- Faster Computer
- Privacy Protection
- Real-time Monitoring
- Scheduled Cleaning
- Premium Support
- Disk Defragmentation
- File Recovery
- Hardware Inventory
Why Upgrade to CCleaner Professional?
CCleaner Professional is the most powerful version of Piriform's celebrated PC cleaner.
It makes it easy to speed up a slow computer by updating out-of-date software drivers and more.
Plus you can keep your activity private — automatically and in the background.
These are some of the features you get with CCleaner Professional:
Full Health Check
Optimize your PC, update software,
and more within just a few clicks!
Driver Updater
Boost the performance of your
PC hardware and devices.
As featured in
FAQs
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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.
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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.
Also available for your Android device!
CCleaner optimizes your Android in seconds. Making your device cleaner, safer and faster
Free Download
The world's most popular PC cleaner
…protects your privacy and makes your computer faster and more secure
Find out how CCleaner can optimize business computers
If you’re a home user, click here