Portal

Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.

Release

Oct 10, 2007

Player reviews

98% positive · 84,503 reviews

Platforms

Windows · Linux

Catalog information from Steam. Pricing and availability can change; confirm them on the Steam store.