CCleaner icon
CCleaner icon

CCleaner

Enhances system performance by clearing unused files, optimizing registries, speeding up boot times, and updating drivers. It safeguards privacy via auto cleanup of cookies and browser history, freeing disk space with file cleanup, duplicate detection, and efficient startup management.

CCleaner screenshot 1

Cost / License

  • Freemium (Subscription)
  • Proprietary

Alerts

  • Bundleware

Platforms

  • Mac
  • Windows
  • Android
  • iPhone
  • Android Tablet
  • iPad
Bundleware

The software tries to install Avast too - Spyware, runs in background and collects information to send to Avast. Background mode can be disabled, but gets re-enabled on each run - Shows pop-up system wide ads from time to time

2.5
Poor61 reviews
2681likes
81comments

Features

Suggest and vote on features

Properties

  1.  Optimal performance

Features

  1.  Software Uninstallers
  2.  Duplicate File Finder
  3.  Portable
  4.  Real-time monitoring
  5.  Delete Temporary Files
  6.  Optimization
  7.  Photo Recovery
  8.  Recover Corrupted Files
  9.  Dark Mode
  10.  Hardware Monitoring

 Tags

CCleaner News & Activities

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Comments and Reviews

   
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Comment summary: CCleaner has a mixed reception. Many users appreciate its effectiveness in cleaning unnecessary files, managing startup apps, and uninstalling programs. However, several users report that it has become intrusive, bundled with unwanted software, and even potentially unsafe after Avast's acquisition. Other complaints include frequent ads and unwarranted modifications in user systems. Despite these issues, it remains a go-to for some, while others suggest alternatives like Glary Utilities for better safety and performance.
Top Positive Comment
NightHeron
2

users of windows 8 or newer, should never clear the registry! If you try to clean registry, then your boot will slow down.

jj123321

hey I was curious, last year I downloaded Ccleaner for an old computer, but recently I just purchased a new laptop, and it is windows 8...What do you suggest as an alternative, if it happens to slow down?

thanks, JJ

jj123321

hey I was curious, last year I downloaded Ccleaner for an old computer, but recently I just purchased a new laptop, and it is windows 8...What do you suggest as an alternative, if it happens to slow down?

thanks, JJ

NightHeron_2

I suggest the new CCleaner with the Pro features, like monitoring browsers. It's really cool app and helps to keep privacy and security in higher standards. Suggestions for your laptop "iobit-uninstaller" to remove unwanted pre installed apps. "Haozip" for rar zip isos and more! The best thing for anything compressed. Jdownloader 2 BETA to download anything you want from the web (BE CAUTIOUS press DECLINE to the software he propose to install during the setup, READ EVERY SINGLE ACCEPT)

Top Negative Comment
bawldiggle
48

Since Avast purchased Piriform CCleaner in July 2017, updates and installs cannot be trusted anymore. Reports of CCleaner updates installing Avast AV ... with default opt-in

CCleaner/Avast are phoning home with user data At first only PRO could be opted out, but more recently free CC now has opt-out. Avast have been ducking and weaving with CCleaner since they took over Piriform 10 months ago Portable CC has also been discontinued :(

What will they get up to next ? Very disappointing with this very long term favorite being treated as a cash cow by Avast

CC installer used to offer Google Toolbar *opt-in" but Avast have changed that to opt-out or you get their AV and consequences of 2 AVs on your machine. I can no longer trust Avast/Piriform ...

The end of a dynasty :(

Netkuszkusz

Just use slim installer or portable version from the build page and that's it... https://www.ccleaner.com/ccleaner/builds

james616
0

CCleaner 6.39 is annoying with so many popups and messages, but OH BOY I was not ready for CCleaner 7 : Horrible design, extremely slow, just a disastrous product. CCleaner is no longer what it used to be.

philoobox
1

This software was one of the best. Now, it has deteriorated with its heaviness and permanent alerts. I install it in the free version, clean it up and uninstall it immediately afterwards. I don't understand why it's so high in the rating.

Shaz Shah
1

CCleaner used to be so good and there was a time it was considered the go to for system cleaning. Now the spark is gone and the Windows app is utter shambles. BleachBit is my go-to.

Because of that, I refuse to install it on my Android device. I use SD Maid instead.

I would rather support FLOSS efforts.

TBayAreaPat

Bleachbit doesn't whitelist cookies.

BorisF
-1

I use CCleaner on Android, where it is one of the best system cleaners. Windows version is a bloated, horrible mess. Do not use it.

Chuck
3

I am a LONG-Time User of the "PRO" Version {FULLY PAID—Every Year}. It is EXTREMELY FRUSTRATING That Their Business-Approach is to NOW:: Day-After-Day-After-Day—HARASS me with Their Advertisements—which Require that I CLEAR Them Before I can use this Product!! Simply OUTRAGEOUS. You may want to just stay with the Free Version For LESS FRUSTRATION!!

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7 of 81 comments

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What is CCleaner?

CCleaner is a system optimization tool that removes unused files to improve efficiency and free up disk space. It can erase internet history and clean your registry. The software also features a Performance Optimizer and automatic cleaning function to speed up your system. It includes Driver and Software Updaters for stability, security, and performance, and an automatic browser cookie and history cleaning feature for online privacy.

CCleaner's Cloud Drive Cleaner scans your Google Drive for duplicates, large, and old files, helping you free up space. Its Health Check feature analyzes your PC and suggests fixes, then automatically tunes and updates your system. The Software Updater identifies and updates outdated apps to prevent security risks. It also includes a Registry Cleaner to prevent crashes and a feature to disable unnecessary startup programs to speed up boot time.

Official Links

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CCleaner information

  • Developed by

    GB flagPiriform
  • Licensing

    Proprietary and Freemium product.
  • Pricing

    Subscription ranging between $3 and $5 per month + free version with limited functionality.
  • Rating

    Average rating of 2.5 (61 ratings)
  • Alternatives

    54 alternatives listed
  • Supported Languages

    • English
    • Arabic
    • Czech
    • Dutch
    • French
    • German
    • Italian
    • Japanese
    • Korean
    • Polish
    • Portuguese
    • Spanish
    • Thai
    • Turkish

AlternativeTo Categories

OS & UtilitiesSystem & HardwareFile ManagementSecurity & Privacy

Apple AppStore

  •   Updated 
  •   4.63 avg rating
View in AppStore

Our users have written 81 comments and reviews about CCleaner, and it has gotten 2681 likes

CCleaner was added to AlternativeTo by YahooOla on and this page was last updated .