84,488,480 programs installed

Should I remove CCleaner Professional Plus?

What percent of users and experts removed it?
4% remove it96% keep it
Overall Sentiment
Good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Reach 0.0003%

Versions

VersionDistribution
4.17.4808 100.00%

CCleaner Professional Plus

Overview

CCleaner Professional Plus is a program developed by Piriform Ltd. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The software is designed to connect to the Internet and adds a Windows Firewall exception in order to do so without being interfered with. When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. The software installer includes 14 files and is usually about 44.57 MB (46,730,244 bytes). In comparison to the total number of users, most PCs are running the OS Windows 10 as well as Windows 7 (SP1). While about 82% of users of CCleaner Professional Plus come from the United States, it is also popular in Canada and Italy.

Program detailsProgram details

URL: www.piriform.com
Installation folder: C:\Program Files\Piriform Ltd\CCleaner Professional Plus\
Uninstaller: MsiExec.exe /X{0FDA8621-8120-4B7B-9063-7B49445F8E7C}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 44.57 MB
Language: English (United States)

Program filesFiles installed by CCleaner Professional Plus

  • DefragglerShell.dll - DefragglerShell
  • DefragglerShell64.dll
  • Defraggler.exe - Defraggler
  • Defraggler64.exe
  • df.exe
  • df64.exe
  • CCleaner.exe - CCleaner
  • CCleaner64.exe
  • recuva.exe - Recuva
  • recuva64.exe
  • RecuvaShell64.dll - Recuva shell extensions
  • Speccy.exe - Speccy
  • Speccy64.exe
  • branding.dll - branding Dynamic Link Library

Program behaviorsBehaviors exhibited

2 Context Menu Handlers
  • DefragglerShell.dll added to Windows Explorer under the name 'DefragglerShellExtension' with a class of {4380C993-0C43-4E02-9A7A-0D40B6EA7590}.
  • DefragglerShell64.dll added to Windows Explorer under the name 'DefragglerShellExtension' with a class of {4380C993-0C43-4E02-9A7A-0D40B6EA7590}.
9 Scheduled Tasks
  • Defraggler.exe is scheduled as a task named 'Defraggler' (runs weekly on Sundays at 3:27 AM).
  • Speccy64.exe is scheduled as a task named 'Speccy'.
  • CCleaner64.exe is scheduled as a task with the class '{8EBDA26E-9B51-4E14-AB4D-588C28236C3C}' (runs on registration).
  • df.exe is scheduled as a task named 'Defraggler Volume K Task' (runs weekly on Wednesdays at 22:00).
  • df64.exe is scheduled as a task named 'Defraggler Volume Y Task' (runs on boot).
  • CCleaner.exe is scheduled as a task with the class '{D1A12021-58C6-4B37-B7E0-352868B2355F}' (runs on registration).
  • Plus 3 more
3 Scheduled Tasks (Boot/Login)
  • df64.exe is automatically launched at startup through a scheduled task named Defraggler Volume Y Task.
  • CCleaner.exe is automatically launched at startup through a scheduled task named CCleanerSkipUAC.
  • df.exe is automatically launched at startup through a scheduled task named Defraggler Volume C Task.
4 Startup Files (User Run)
  • CCleaner.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'ccleaner' and executes as "C:\Program Files\CCleaner\CCleaner.exe" /AUTO.
  • 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.
  • Speccy.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'Speccy' and executes as "C:\Program Files\Speccy\Speccy.exe" /totray.
  • Speccy64.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'Speccy' and executes as "C:\Program Files\Speccy\Speccy64.exe" /totray.
Windows Firewall Allowed Program
  • Speccy.exe is added as a firewall exception for 'C:\Program Files\Speccy\Speccy.exe'.

Program resource utilizationResource utilization averages

Speccy64.exe
Memory:14.61 MB
21.09 MB average
Total CPU:0.0013818058%
0.031193% average
Kernel CPU:0.00025775%
0.016088% average
User CPU:0.00112406%
0.015104% average
CPU cycles/sec:41,453,639
8,062,084 average
Switches/sec:98
70 average
I/O reads/min:172 Bytes
435.61 KB average
I/O writes/min:8.67 KB
105.02 KB average

How do I remove CCleaner Professional Plus?

You can uninstall CCleaner Professional Plus 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 Professional Plus, 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 Professional Plus.

OS VERSIONS
Win 10 60%
Win 7 (SP1) 40%
 
WHEN IT STARTS
Auto-starting? Yes
(Found in the run registry)
 
USER ACTIONS
Uninstall it 4%
Keep it 96%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 10 60.00%
Windows 7 40.00%
Which OS releases does it run on?
Windows 8.1 40.00%
Windows 10 Home 20.00%
Windows 7 Professional 20.00%
Windows 7 Ultimate 20.00%

Distribution by countryGeography

81.82% of installs come from the United States
Which countries install it?
  United States 81.82%
  Canada 9.09%
  Italy 9.09%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Lenovo 33.33%
Hewlett-Packard 33.33%
Alienware 33.33%
Common models
Samsung 355V4C/356V4C/344... 40.00%
LENOVO 90B6006GIX 20.00%
HP-Pavilion FK886AAR-ABA ... 20.00%
Alienware Aurora 20.00%

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