84,488,480 programs installed

Should I remove Karen's Calculator?

What percent of users and experts removed it?
9% remove it91% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #32,094
United States Rank #20,878
Reach 0.0041%


VersionDistribution 90.12% 2.47% 2.47% 2.47% 2.47%

Karen's Calculator

What is Karen's Calculator?  (from Karen Kenworthy)

Karen's Calculator is a high-precision calculator. Unlike ordinary calculators, it returns completely accurate results, even with operands containing thousands of digits. If you're patient, operands and results containing hundreds of thousands of digits are possble too! Most calculators are only accurate when dealing w...  Read more


Karen's Calculator is a program developed by Karen Kenworthy. The most used version is, with over 98% of all installations currently using this version. The main program executable is ptcalc.exe. The software installer includes 2 files and is usually about 557.81 KB (571,193 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows XP. While about 78% of users of Karen's Calculator come from the United States, it is also popular in Canada and United Kingdom.

Program detailsProgram details

URL: www.karenware.com
Installation folder: C:\Program Files\karen's power tools\calculator
Uninstaller: C:\Program Files\Karen's Power Tools\Calculator\uninst.exe
Estimated size: 557.81 KB

Program filesFiles installed by Karen's Calculator

Program executable:ptcalc.exe
Name:Karen's Power Tools
Karen's Calculator
Path:C:\Program Files\karen's power tools\calculator\ptcalc.exe
Additional files:
  • uninst.exe - Karen's Power Tools (Karen's Calculator Installer)

How do I remove Karen's Calculator?

You can uninstall Karen's Calculator 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 Karen's Calculator, 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 Karen's Calculator.

Win 7 (SP1) 56%
Win 7 1%
Uninstall it 9%
Keep it 91%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 56.79%
Windows XP 22.22%
Windows 10 13.58%
Windows Vista 6.17%
Windows Server 2003 1.23%
Which OS releases does it run on?
Windows 7 Home Premium 25.00%
Microsoft Windows XP 22.50%
Windows 7 Professional 17.50%
Windows 7 Ultimate 13.75%
Windows Vista Home Premiu... 5.00%
Windows 8.1 3.75%

Distribution by countryGeography

77.87% of installs come from the United States
Which countries install it?
  United States 77.87%
  Canada 5.74%
  United Kingdom 4.10%
  Poland 3.28%
  Australia 1.64%
  Greece 1.64%
  Croatia 1.64%
  Czech Republic 1.64%
  New Zealand 0.82%
  Argentina 0.82%
  Italy 0.82%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 34.69%
Hewlett-Packard 26.53%
Acer 10.20%
Lenovo 6.12%
American Megatrends 4.08%
ASUS 4.08%
Intel 2.04%
Alienware 2.04%
Sony 2.04%
Common models
Dell XPS 8300 3.03%
Dell Inspiron N5050 3.03%
Gigabyte EP45-DS3L 3.03%
Gateway NV73 1.52%
Dell Studio XPS 1640 1.52%

About (from Karen Kenworthy)

Karen is the author of the popular Power Tools, free programs that make life with Windows a lot easier.
Publisher URL: www.karenware.com


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