84,488,480 programs installed

Should I remove CCleaner?

What percent of users and experts removed it?
3% remove it97% keep it
Overall Sentiment
Good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #28,199
United States Rank #39,513
Reach 0.0055%

CCleaner 2.13.720

What is CCleaner?

CCleaner developed by Piriform, is a utility program used to clean potentially unwanted files and invalid Windows Registry entries from a computer. CCleaner supports the cleaning of temporary or potentially unwanted files left by certain programs along with browsing history, cookies, recycle bin, memory dumps, file fragments, log files, system caches, application data, autocomplete form history, and various other data. The program also includes a registry cleaner to locate and correct problems in the Windows registry, such as missing references to shared DLLs, unused registration entries for file extensions, and missing references application paths.

About  (from Piriform)

CCleaner is the number-one tool for cleaning your Windows PC. It protects your privacy online and makes your computer faster and more secure. Easy to use and a small, fast download.
Overview
  • Starts automatically

Program detailsProgram details

URL: www.ccleaner.com
Installation folder: C:\Program Files\CCleaner\
Uninstaller: "C:\Program Files\CCleaner\unins000.exe"
Estimated size: 2.21 MB

Program filesFiles installed by CCleaner 2.13.720

Program executable:CCleaner.exe
Name:CCleaner
Path:C:\Program Files\CCleaner\CCleaner.exe
MD5:6ee602e22f29e6de154a134389f24da0
Additional files:
  • CCleaner.exe - CCleaner
  • CCleaner64.exe
  • uninst.exe - CCleaner Installer

Program behaviorsBehaviors exhibited

3 Scheduled Tasks
  • CCleaner.exe is scheduled as a task with the class '{9894792A-A0EC-4501-891F-63463F074E4D}' (runs on registration).
  • CCleaner64.exe is scheduled as a task with the class '{0981FEAF-F815-4D9A-A825-3CAAAE516EAF}' (runs on registration).
  • uninst.exe is scheduled as a task with the class '{F4FA5F8E-D532-4BEF-BD80-5147CD8A94FF}' (runs on registration).
2 Scheduled Tasks (Boot/Login)
  • CCleaner.exe is automatically launched at startup through a scheduled task named CCleanerClean.
  • CCleaner64.exe is automatically launched at startup through a scheduled task named CCleaner.
2 Startup Files (User Run)
  • CCleaner.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'CCleaner Monitoring' and executes as "C:\Program Files\CCleaner\CCleaner.exe" /MONITOR.
  • CCleaner64.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'CCleaner' and executes as "C:\Program Files\CCleaner\CCleaner64.exe" /AUTO.
Startup File (All Users Run)
  • CCleaner.exe is loaded in the all users (HKLM) registry as a startup file name 'ccleaner' which loads as "C:\Program Files\CCleaner\CCleaner.exe" /AUTO.
2 Windows Firewall Allowed Programs
  • CCleaner.exe is added as a firewall exception for 'C:\Program Files\CCleaner\CCleaner.exe'.
  • uninst.exe is added as a firewall exception for 'C:\Program Files\CCleaner\uninst.exe'.

Program resource utilizationResource utilization averages

CCleaner.exe
Memory:6.63 MB
21.09 MB average
Total CPU:0.1251704236%
0.031193% average
Kernel CPU:0.06746379%
0.016088% average
User CPU:0.05770663%
0.015104% average
CPU cycles/sec:123,981,302
8,062,084 average
I/O reads/min:417.74 MB
435.61 KB average
I/O writes/min:40.39 KB
105.02 KB average

How do I remove CCleaner?

You can uninstall CCleaner from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program CCleaner 2.13.720, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove CCleaner.

HOW IT STARTS
Automatically starts? Yes
(Found in the run registry)
 
USER ACTIONS
Uninstall it 3%
Keep it 97%
 
GLOBAL RANK
#28,199

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 96.30%
Windows Vista 2.78%
Windows 10 0.93%
Which OS releases does it run on?
Windows Seven Black Editi... 93.52%
Windows 7 Professional 2.78%
Windows Vista Black Editi... 1.85%
Windows 8.1 Pro 0.93%
Windows Royal Home Premiu... 0.93%

Distribution by countryGeography

21.37% of installs come from the United States
Which countries install it?
  United States 21.37%
  BD 11.97%
  India 9.40%
  Iran 8.55%
  United Kingdom 5.98%
  Romania 5.98%
  Greece 4.27%
  Germany 3.42%
  Australia 2.56%
  Mexico 2.56%
  TT 2.56%
  South Africa 2.56%
  Canada 1.71%
  Colombia 1.71%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 56.92%
Dell 12.31%
Hewlett-Packard 12.31%
GIGABYTE 6.15%
ASUS 4.62%
American Megatrends 4.62%
Toshiba 3.08%
Common models
Gigabyte G41M-Combo 5.71%
TOSHIBA Satellite C50-A39... 5.71%
Gigabyte G41MT-ES2L 2.86%
Hewlett-Packard Compaq Pr... 2.86%
HP Pavilion dv6 Notebook ... 2.86%
TOSHIBA Satellite P300 1.43%

About Piriform

Piriform is develops software for the Microsoft Windows whose products include CCleaner, Recuva, Defraggler, and Speccy.
Publisher URL: www.piriform.com

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