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Should I remove Sigma updater?

What percent of users and experts removed it?
4% remove it96% keep it
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Sigma updater


Sigma updater is a program developed by GsmServer. The main program executable is SigmaUpdater.exe. The software installer includes 9 files and is usually about 6.89 MB (7,220,825 bytes). SigmaUpdater.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. In comparison to the total number of users, most PCs are running the OS Windows XP as well as Windows 7 (SP1). While about 19% of users of Sigma updater come from the United States, it is also popular in Argentina and MA.

Program detailsProgram details

URL: www.sigma-key.com
Installation folder: C:\Program Files\GsmServer\Sigma updater\
Uninstaller: MsiExec.exe /X{5F81AC1D-DCBD-4CC3-B4D0-CD378056A0EC}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 6.89 MB
Language: English (United States)

Program filesFiles installed by Sigma updater

Program executable:SigmaUpdater.exe
Path:C:\Program Files\GsmServer\Sigma updater\SigmaUpdater.exe
Additional files:
  • SigmaUpdater.exe (by GSM Server)
  • ftbusui.dll (by FTDI) - FTDIChip CDM Drivers (FTDI USB Serial Converter Property Page Provider)
  • ftcserco.dll (by FTDI) - FT2232 VCP CoInstaller
  • ftd2xx.dll - FTD2XX library
  • ftd2xx64.dll
  • ftlang.dll - FTDI Multi-Lingual Property Page Text Library
  • ftserui2.dll - FTDI Virtual COM Port Property Page Provider
  • ISSetup.dll (by Flexera Software) - InstallShield (InstallShield (R) Setup Engine)
  • setup.exe (by Alcor Micro) - Alcor Micro Smart Card Reader Driver (Setup Launcher Unicode)

How do I remove Sigma updater?

You can uninstall Sigma updater 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 Sigma updater, 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 Sigma updater.

Win XP 52%
Win 10 3%
Uninstall it 4%
Keep it 96%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows XP 51.52%
Windows 7 42.42%
Windows Vista 3.03%
Windows 10 3.03%
Which OS releases does it run on?
Microsoft Windows XP 51.52%
Windows 7 Ultimate 18.18%
Windows 7 Professional 15.15%
Windows 7 Home Premium 6.06%
Windows 10 Pro 3.03%
Windows 7 Starter 3.03%

Distribution by countryGeography

18.92% of installs come from the United States
Which countries install it?
  United States 18.92%
  Argentina 16.22%
  MA 13.51%
  DZ 8.11%
  Peru 8.11%
  Mexico 5.41%
  Spain 2.70%
  ET 2.70%
  GD 2.70%
  India 2.70%
  Iran 2.70%
  MK 2.70%
  Nicaragua 2.70%
  Romania 2.70%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 14.81%
Lenovo 14.81%
Hewlett-Packard 11.11%
Acer 11.11%
Intel 7.41%
Sahara 7.41%
ASUS 7.41%
Toshiba 7.41%
Samsung 3.70%
Common models
LENOVO 7458BV3 10.71%
Dell Inspiron 1545 7.14%
TOSHIBA Satellite Pro L85... 3.57%
TOSHIBA Satellite L455D 3.57%
BenQ Joybook S32 3.57%
Apple Inc. MacBookPro9,1 3.57%


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