84,488,480 programs installed

Should I remove PenPowerJR?

What percent of users and experts removed it?
4% remove it96% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #38,618
United States Rank #33,836
Reach 0.0027%


7.1f 9.43%
7.1e 22.64%
7.1d 7.55%
7.1c 16.98%
7.1b 11.32%
7.1a 3.77%
7.1 26.42%
7.0a 1.89%



PenPowerJR is a program developed by Penpower Co ltd. The most used version is 7.1, with over 98% of all installations currently using this version. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. The software installer includes 57 files and is usually about 148.5 MB (155,711,886 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 10. While about 52% of users of PenPowerJR come from the United States, it is also popular in Hong Kong and Canada.

Program detailsProgram details

Installation folder: C:\Program Files\WINPENJR
Uninstaller: RunDll32 C:\Program Files1\COMMON~1\INSTAL~1\PROFES~1\RunTime\10\50\Intel32\Ctor.dll,LaunchSetup "C:\Program Files\InstallShield Installation Information\{F
Estimated size: 148.5 MB
Language: English

Program filesFiles installed by PenPowerJR

  • cpenweditor.dll - PenPower ITCpenW cpenweditor (cpenweditor)
  • PPSIGN.DLL - ppsign Dynamic Link Library (ppsign DLL (Support Vista))
  • Custom.exe - PenPower Input Tool (CUSTOM)
  • PPIT.exe - Penpower Input Tool (PPInputTool)
  • ppinput.dll - PenPower PPInput (PPInput)
  • LEARN.exe - PenPower LEARN (LEARN)
  • ppset.dll - PenPower PPSet (PPSet)
  • MSNChk.exe - WINPENJR (MSNChk)

Program behaviorsBehaviors exhibited

Startup File (User Run)
  • Custom.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'Custom.exe' and executes as "C:\PROGRAM FILES (X86)\WINPENJR\WIN32\CUSTOM.EXE".

Program resource utilizationResource utilization averages

Memory:9.54 MB
21.09 MB average
Total CPU:0.0418807286%
0.031193% average
Kernel CPU:0.03067321%
0.016088% average
User CPU:0.01120752%
0.015104% average
70 average
Memory:988 KB
Kernel CPU:0.00098350%

How do I remove PenPowerJR?

You can uninstall PenPowerJR 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 PenPowerJR, 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 PenPowerJR.

Win 7 (SP1) 49%
Win 7 2%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 4%
Keep it 96%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 50.94%
Windows 10 30.19%
Windows Vista 11.32%
Windows XP 7.55%
Which OS releases does it run on?
Windows 7 Home Premium 30.77%
Windows 7 Professional 11.54%
Windows Vista Home Premiu... 7.69%
Windows 8.1 Pro 7.69%
Windows 8.1 7.69%
Microsoft Windows XP 7.69%

Distribution by countryGeography

51.52% of installs come from the United States
Which countries install it?
  United States 51.52%
  Hong Kong 15.15%
  Canada 12.12%
  Australia 9.09%
  Thailand 3.03%
  Malaysia 3.03%
  United Kingdom 3.03%
  Singapore 1.52%
  Taiwan 1.52%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 29.17%
Lenovo 20.83%
Hewlett-Packard 10.42%
American Megatrends 6.25%
Acer 6.25%
Gateway 4.17%
Intel 4.17%
ASUS 4.17%
Toshiba 4.17%
Apple 2.08%
Samsung 2.08%
Common models
LENOVO 4524rg3 4.17%
LENOVO 10115 4.17%
Dell Inspiron 530 4.17%
TOSHIBA Satellite L510 2.08%
AOpen i965GMx-IF 2.08%


user comment
No one has commented yet. Help others learn more about this software, share your comments.