Our website provides a free download of Portal 13.13.1115.1551. The following versions: 13.1, 3.3 and 2.2 are the most frequently downloaded ones by the program users. This PC program works with ".vst" file. This software was originally designed by Valve Corporation.
The latest version of Portal can be installed on PCs running Windows XP/Vista/7/8/10, 32-bit. The software lies within Games, more precisely Action. The default filenames for the program's installer are portal2.exe, 1CAMP.exe, Portal_high_priority.exe, Portal_Launcher.exe or PS3SavePortal.exe etc. Our built-in antivirus scanned this download and rated it as virus free.
From the developer:
Portal is an action game set in the mysterious Aperture Science Laboratories. The game is designed to change the way players approach, manipulate, and surmise the possibilities in a given environment. Players must solve physical puzzles and challenges by opening portals to maneuvering objects, and themselves, through space.
You may want to check out more software, such as DAoC Portal, Portal for ArcGIS or Varian Portal Dosimetry, which might be related to Portal.