74,139,804 programs installed

Should I remove Optimal Green Contribution?

What percent of users and experts removed it?
1% remove it99% 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?
Reach 0.0009%


1.10.14 50.00%
1.10.4 25.00%
1.10.3 25.00%

Optimal Green Contribution Version


Optimal Green Contribution Version is a program developed by OPTiM. The most used version is 1.10.14, with over 98% of all installations currently using this version. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The software installer includes 8 files and is usually about 17.18 MB (18,013,354 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 71% of users of Optimal Green Contribution come from Japan, it is also popular in the United States.

Program detailsProgram details

Installation folder: C:\Program Files\UMU\
Uninstaller: MsiExec.exe /X{3975A485-DA17-4EE0-A2FA-4647A8C4B602}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 17.18 MB
Language: Japanese (Japan)

Program filesFiles installed by Optimal Green Contribution Version

  • Admin.exe - Universal Message Updater (UMU Station)
  • Player.exe
  • ProxyAuth.dll
  • Register.exe
  • Station.exe
  • Svnok.exe
  • unins000.exe - Setup/Uninstall
  • wlan.dll

Program behaviorsBehaviors exhibited

  • Svnok.exe runs as a service named 'Earth Kicker Service' (Earth Kicker Service).
2 Startup Files (All Users Run)
  • Station.exe is loaded in the all users (HKLM) registry as a startup file name 'UMU Station' which loads as "C:\Program Files\UMU\Station.exe" /startup.
  • Player.exe is loaded in the all users (HKLM) registry as a startup file name 'Optimal Green Startup' which loads as C:\Program Files\UMU\Player.exe /c g_p_optim014/startup.

How do I remove Optimal Green Contribution?

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

Win 7 (SP1) 67%
Win Vista (SP2) 8%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 1%
Keep it 99%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 66.67%
Windows XP 25.00%
Windows Vista 8.33%
Which OS releases does it run on?
Windows 7 Professional 33.33%
Windows 7 Home Premium 33.33%
Microsoft Windows XP 25.00%
Windows Vista Home Premiu... 8.33%

Distribution by countryGeography

70.59% of installs come from Japan
Which countries install it?
  Japan 70.59%
  United States 29.41%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Toshiba 37.50%
Dell 25.00%
NEC 12.50%
Alienware 12.50%
American Megatrends 12.50%
Common models
ThirdWave Corporation Pri... 30.00%
TOSHIBA dynabook TX/66C 10.00%
TOSHIBA dynabook TX/64H2 10.00%
TOSHIBA dynabook Satellit... 10.00%
NEC PC-VL300TG 10.00%
EPSON DIRECT CORP. Endeav... 10.00%


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