Portal games in order

All 3 Portal games in release order, from 2007 to 2011. The 2 with a known length take about 6.5 h.

Games
3
2007 to 2011
To play them all
6.5 h
Main story of 2 of the 3 games

Every Portal game by release date

add-ons and bundles are on each game's page
  1. Portal
    10 Oct 2007
    1.9 h 1.9 h so far
  2. Portal: Still Alive
    22 Oct 2008, expanded edition
  3. Portal 2
    18 Apr 2011
    4.6 h 6.5 h so far