Alien Shooter

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Alien Shooter
Alien Shooter cover
Sigma Team
Release dates
Windows June 12, 2003
Alien Shooter at Wikipedia
Alien Shooter
Alien Shooter 2003
Alien Shooter: Vengeance 2006
Alien Shooter 2: Reloaded 2009
Alien Shooter: Revisited 2009
Alien Shooter 2: Conscription 2010
Alien Shooter TD 2017

Key points

Very limited graphical options.
Keys can only be rebound by editing a config file.

General information Community Discussions for game series Support Page
Steam Community Discussions


Source DRM Notes Keys OS
DRM details are not known
There are minor differences between each release.[citation needed]
Newer complete version with the both the first expansion, Fight for Life, and the second expansion The Experiment included
Icon overlay.png
Older base game only

Downloadable content (DLC) and expansions

Name Notes
Fight for Life
The Experiment

Game data[edit]

Configuration file(s) location[edit]

System Location
Windows HKEY_CURRENT_USER\Software\SigmaTeam\AlienShooter\
<path-to-game>\AlienShooter.cfg[Note 1]
Linux (Proton) <Steam-folder>/steamapps/compatdata/33100/pfx/[Note 2]

Save game data location[edit]

System Location
Windows HKEY_CURRENT_USER\Software\SigmaTeam\AlienShooter\<user-id>
Linux (Proton) <Steam-folder>/steamapps/compatdata/33100/pfx/[Note 2]

Save game cloud syncing[edit]

System Native Notes
GOG Galaxy
Steam Cloud

Video settings[edit]

Game's launcher.
Game's launcher.


Edit registry to set window mode[citation needed]
Playing in a window mode may be problematic, as the mouse cursor is not grabbed by the game's window.
  1. Go to HKEY_CURRENT_USER\Software\ETeam\SW
  2. Change the FullScreen value to 0.

Vertical sync (Vsync)[edit]

Disable Vsync by editing AlienShooter.cfg[citation needed]
  1. Go to the installation folder.
  2. Open AlienShooter.cfg
  3. Change VSync=1 to VSync=0.

Input settings[edit]

Keyboard and mouse Native Notes
See Remapping.
Mouse acceleration
Mouse sensitivity
Mouse input in menus
Mouse Y-axis inversion
Controller support
See the glossary page for potential workarounds.


Change controls by editing AlienShooter.cfg[citation needed]
  1. Go to the installation folder.
  2. Open AlienShooter.cfg using Notepad.
  3. Below [control] you'll find actions bound to specific keys.
  4. Change keys to your liking leaving action names unchanged.

Audio settings[edit]

Audio options Native Notes
Separate volume controls
Surround sound
Closed captions
Mute on focus lost


Language UI Audio Sub Notes
Fan translation, download.

Other information[edit]


Technical specs Supported Notes
64-bit executable

System requirements[edit]

Operating system (OS) 2000, XP, Vista
Processor (CPU) 400 MHz
System memory (RAM) 128 MB
Hard disk drive (HDD) 50 MB
Video card (GPU) 32 MB of VRAM


  1. When running this game without Administrator elevation, activity in %PROGRAMFILES%, %PROGRAMFILES(X86)%, and %WINDIR% might be redirected to %LOCALAPPDATA%\VirtualStore\ (more details).
  2. 2.0 2.1 File/folder structure within this directory reflects the path(s) listed for Windows and/or Steam game data (use Wine regedit to access Windows registry paths). Games with Steam Cloud support may store data in ~/.steam/steam/userdata/<user-id>/33100/ in addition to or instead of this directory. The app ID (33100) may differ in some cases. Treat backslashes as forward slashes. See the glossary page for details.