82,399,351 programs installed

Should I remove A1PCCleaner?

What percent of users and experts removed it?
59% remove it41% keep it
Overall Sentiment
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #23,435
United States Rank #13,208
Reach 0.0089%
Lifespan of installation (until removal)
< 2.59 days
76.36 days >
Average installed length: 40.12 days


VersionDistribution 100.00%


What is A1PCCleaner?  (from Cobetech)

A1 PC Cleaner, it’s an optimization tool that enhance the performance of computer. It protects the privacy, tune up speed, fix registry errors, cleans dump files and removes data clutter. While using A1 PC Cleaner, you have a virtual full time technician working for you in 24x7x365. This tool optimizes the speed along ...  Read more


A1PCCleaner is a program developed by Cobetech. 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 main program executable is Popialert.exe. The software installer includes 12 files and is usually about 5.38 MB (5,639,252 bytes). updater.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. In comparison to the total number of users, most PCs are running the OS Windows 8 as well as Windows 7 (SP1). While about 82% of users of A1PCCleaner come from the United States, it is also popular in Canada and Iran.
  • Possible malware installed by this program
Warning, multiple anti-virus scanners have detected possible malware in A1PCCleaner.
updater.exe (8ab1a58e3554184942bc6aec579b3044) has been flagged by the following 2 scanners:
Anti-Virus softwareVersionDetection
Symantec 8/17/2015 rev. 2 WS.Reputation
Zillya Trojan.Agent.Win32.491207

Program detailsProgram details

Displayed publisher: Tuneup computer A1PCCleaner
URL: a1pccleaner.com/about-us.html
Installation folder: C:\Program Files\Tuneup computer A1PCCleaner\
Uninstaller: MsiExec.exe /X{961D22C4-61AC-47B7-A9C7-3CDA921DD165}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 5.38 MB
Language: English (United States)

Program filesFiles installed by A1PCCleaner

Program executable:Popialert.exe
Path:C:\Program Files\Tuneup computer A1PCCleaner\Popialert.exe
Additional files:
  • (Malware detected) updater.exe (by Tuneup computer A1PCCleaner) - A1PCCleaner (updater © Tuneup computer A1PCCleaner, Inc, 2014)
  • Interop.TaskScheduler.dll - Assembly imported from type library 'TaskScheduler'.
  • CircularProgressBar.dll - CircularProgressBar
  • Probsalert.exe (by Probsalert) - Probsalert
  • PCTunerFG.exe (by PCTunerFG) - PCTunerFG
  • Popialert.exe (by Popialert) - Popialert
  • VTRegScan.dll - VTRegScan
  • unitrack.exe - unitrack
  • Microsoft.Win32.TaskScheduler.dll (by CodePlex Community) - TaskService (Task Scheduler Wrapper)
  • PCTunerFG.vshost.exe (by Microsoft) - Microsoft® Visual Studio® 2013 (vshost32-clr2.exe)
  • Popialert.vshost.exe (by Microsoft) - vshost-clr2.exe
  • Probsalert.vshost.exe

Program behaviorsBehaviors exhibited

3 Scheduled Tasks
  • updater.exe is scheduled as a task named 'AI_Updater' (runs daily at 1:38 AM).
  • Probsalert.exe is scheduled as a task named 'boosterpop' (runs daily at 10:27 PM).
  • Popialert.exe is scheduled as a task named 'IEError' (runs daily at 10:27 PM).

How do I remove A1PCCleaner?

Quickly and completely remove A1PCCleaner from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove A1PCCleaner from your computer.
Or, you can uninstall A1PCCleaner 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program A1PCCleaner, click it, and then do one of the following:
    • Windows Vista/7/8: 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 A1PCCleaner.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.
Scan your PC for malware
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Win 8 66%
Win 7 (SP1) 34%
Uninstall it 59%
Keep it 41%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 8 65.60%
Windows 7 34.40%
Which OS releases does it run on?
Windows 8.1 51.20%
Windows 7 Home Premium 24.00%
Windows 7 Professional 8.80%
Windows 8.1 Connected 6.40%
Windows 8 3.20%
Windows 10 Home 1.60%

Distribution by countryGeography

82.29% of installs come from the United States
Which countries install it?
  United States 82.29%
  Canada 17.19%
  Iran 0.52%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 38.60%
Dell 20.18%
Lenovo 11.40%
Acer 10.53%
Toshiba 8.77%
ASUS 4.39%
MSI 2.63%
Sony 1.75%
Samsung 0.88%
Gateway 0.88%
Common models
HP 15 Notebook PC 6.90%
HP Pavilion 15 Notebook P... 2.59%
Dell Inspiron 3521 2.59%
Dell XPS 8700 1.72%
Hewlett-Packard 23-h024 1.72%
HP Pavilion g7 Notebook P... 1.72%


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