74,139,804 programs installed

Should I remove CHM Viewer?

What percent of users and experts removed it?
3% remove it97% 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 #25,501
United States Rank #26,344
Reach 0.0075%
Lifespan of installation (until removal)
< 17.03 days
402.09 days >
Average installed length: 211.27 days

CHM Viewer


CHM Viewer is a software program developed by chmviewer.com. 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 setup package generally installs about 4 files and is usually about 3.02 MB (3,168,178 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 8. While about 33% of users of CHM Viewer come from the United States, it is also popular in India and Germany.

Program detailsProgram details

URL: www.chmviewer.com
Installation folder: C:\Program Files\CHM Viewer\
Uninstaller: "C:\Program Files\CHM Viewer\unins000.exe"
Estimated size: 3.02 MB

Program filesFiles installed by CHM Viewer

  • CHMViewer.exe
  • 7z.dll (by Igor Pavlov) - 7-Zip (7z Standalone Plugin)
  • 7z.exe (by Igor Pavlov) - 7-Zip Console
  • unins000.exe - Setup/Uninstall

Program behaviorsBehaviors exhibited

Scheduled Task
  • 7z.exe is scheduled as a task with the class '{A50C1FF2-DDC3-46B7-B3C0-A223A33F8F84}' (runs on registration).

How do I remove CHM Viewer?

Quickly and completely remove CHM Viewer from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Or, you can uninstall CHM Viewer 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 CHM Viewer, 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 CHM Viewer.

Win 7 (SP1) 60%
Win Vista (SP2) 2%
Uninstall it 3%
Keep it 97%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 64.49%
Windows 8 28.04%
Windows XP 5.61%
Windows Vista 1.87%
Which OS releases does it run on?
Windows 7 Home Premium 25.47%
Windows 7 Ultimate 21.70%
Windows 7 Professional 12.26%
Windows 8.1 6.60%
Microsoft Windows XP 5.66%
Windows 8.1 Pro 4.72%

Distribution by countryGeography

33.33% of installs come from the United States
Which countries install it?
  United States 33.33%
  India 10.00%
  Germany 5.00%
  Belgium 4.17%
  Indonesia 3.33%
  Australia 2.50%
  Canada 2.50%
  United Kingdom 2.50%
  Lithuania 2.50%
  Netherlands 2.50%
  Brazil 1.67%
  DZ 1.67%
  Egypt 1.67%
  Italy 1.67%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 29.63%
Dell 25.93%
ASUS 9.88%
Acer 9.88%
Lenovo 6.17%
Intel 3.70%
Samsung 3.70%
Medion 2.47%
Common models
HP Pavilion g6 Notebook P... 3.53%
MSI MS-7680 3.53%
Hewlett-Packard Presario ... 3.53%
Dell Latitude E6420 2.35%
HP Pavilion dv7 Notebook ... 2.35%
HP Pavilion dv6 Notebook ... 2.35%


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