Physics-based puzzle game created using the Source engine.
VideoGamer Score:
9Our Verdict: The simple ideas are often the best, and Portal is one of the best ideas for a game we've ever seen. It's fantastically realised and brilliantly executed.
Latest Portal Articles
News: Portal now free on Steam
Valve's only gone and made everyone's weekend by making the original Portal free to download on Steam - obviously if you've already got Portal then your job is to ensure everyone you know goes and downloads it.
Article: 11 overlooked PC bargains in the Steam Summer Sale
It's that time of the year when Steam launches another one of its crazy sales for lucky PC and Mac owners - this time it's the Steam Summer Camp sale, and almost everything in the service's massive library has seen some sort of discount.
News: First Portal has sold nearly 4 million copies
What will the sequel achieve?
News: Portal 2 will have two end credit sequences
And two special surprises.
News: Valve announces E3 surprise
Portal 2 E3 event replaced by something more secretive.
News: Free Portal downloaded 1.5 million times
Offer ends May 24.
Related Topics
11 overlooked PC bargains in the Steam Summer Sale in Article Comments
I already have Ben There, Dan That - but seeing as I should own it twice I might buy it and Time Gentlemen, Please. 74p is a bargain! Think I should probably grab VVVVVV too...
Portal is free on Steam in Article Comments
Downloading this to my mac as I speak, its going to run better on my mac so it's alllll gooooood 
