82,399,351 programs installed

Should I remove Penpower Jr.?

What percent of users and experts removed it?
2% remove it98% 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 #37,403
United States Rank #36,502
Reach 0.0031%


7.2h 47.73%
7.2 52.27%

Penpower Jr.


Penpower Jr. is a program developed by Penpower Co ltd. The most used version is 7.2, 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 main program executable is custom.exe. The software installer includes 49 files and is usually about 159.32 MB (167,058,909 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 8. While about 35% of users of Penpower Jr. come from the United States, it is also popular in Hong Kong and Canada.

Program detailsProgram details

Installation folder: C:\Program Files\WINPENJR
Uninstaller: "C:\Program Files\InstallShield Installation Information\{F7D53B02-2C51-4CF5-9A51-F7A6D658EA5A}\setup.exe" -runfromtemp -l0x0009 -removeonly
Estimated size: 159.32 MB
Language: English

Program filesFiles installed by Penpower Jr.

Program executable:custom.exe
Name:PenPower Input Tool
Signed by:Penpower Technology Ltd.
Path:C:\Program Files\winpenjr\win32\custom.exe
Additional files:
  • RelatedWord.dll - RelatedWord Dynamic Link Library (RelatedWord DLL)
  • PPSendWord.dll - PPSendWord Dynamic Link Library (PPSendWord DLL)
  • cpenweditor.dll - PenPower ITCpenW cpenweditor (cpenweditor)
  • PPSIGN.DLL - ppsign Dynamic Link Library (ppsign DLL (Support Vista))
  • PPIT.exe - Penpower Input Tool (PPInputTool)
  • ppinput.dll - PenPower PPInput (PPInput)
  • LEARN.exe - PenPower LEARN (LEARN)
  • ppset.dll - Penpower PPSet (PPSet)
  • PPupdwz.exe - Penpower Updwz
  • MSNChk.exe - WINPENJR (MSNChk)
  • PP_FAQ.exe - PP_FAQ

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".

How do I remove Penpower Jr.?

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

Win 7 (SP1) 61%
Win Vista (SP2) 2%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 2%
Keep it 98%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 65.91%
Windows 8 25.00%
Windows XP 6.82%
Windows Vista 2.27%
Which OS releases does it run on?
Windows 7 Home Premium 40.91%
Windows 7 Ultimate 18.18%
Windows 7 Professional 6.82%
Windows 8.1 6.82%
Microsoft Windows XP 6.82%
Windows 10 Home 6.82%

Distribution by countryGeography

35.29% of installs come from the United States
Which countries install it?
  United States 35.29%
  Hong Kong 27.45%
  Canada 11.76%
  United Kingdom 5.88%
  Singapore 3.92%
  Australia 3.92%
  Germany 3.92%
  Taiwan 1.96%
  Indonesia 1.96%
  China 1.96%
  Malaysia 1.96%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Lenovo 25.00%
Dell 22.22%
ASUS 13.89%
Acer 11.11%
Hewlett-Packard 8.33%
Toshiba 8.33%
Sony 5.56%
MSI 2.78%
American Megatrends 2.78%
Common models
FUJITSU SH560 5.13%
Dell XPS 8300 5.13%
TOSHIBA Satellite A80 2.56%
LENOVO 7650EQB 2.56%
Hewlett-Packard s5601f 2.56%
ASUSTeK CM6330_CM6630_CM6... 2.56%


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