Steam is a digital distribution, digital rights management, multiplayer and communications platform developed by Valve Corporation, and has been widely used to distribute a wide range of games and related media entirely over the internet for many major publishers such as Electronic Arts (EA), Activision, THQ, Sega, Ubisoft and 2K Games. Nearly 1000 games is now available for purchase, download and play on Steam.

Despite most games on Steam platform is meant for sales and selling, there are also some games which available for free download and play. These free games is not just an demo, but full version games which does not has limitation or restriction. The free full version games on Steam also does not require serial number, license key or product registration information to activate or unlock. Here’s a list of available free Steam games.

Note: Steam client has to be installed prior to install these free games as the installation links is proprietary for Steam client. Download and install Steam: SteamInstall.msi

Free Steam Games for AMD ATI (Radeon) Graphic Card Users: [Install] [Storefront]

  • Half-Life 2: Deathmatch
  • Half-Life 2: Lost Coast

Free Steam Games For Nvidia (GeForce) Graphic Card Users: [Install] [Storefront]

  • Half-Life 2: Deathmatch
  • Half-Life 2: Lost Coast
  • Portal: First Slice (Demo) [Install] [Storefront]

Note: Half-Life 2: Deathmatch does not include Source SDK tool which may be required to run some MODs.

Free Games for All Steam Users

Free Steam MOD Games for Owners of Any Source (HL2) Engine Game with Source SDK

Note: Source engine game includes Counter-Strike: Source, Half-Life 2, or Day of Defeat: Source (full list), but NOT the Portal: First Slice and the bundled Half-Life 2: Deathmatch.

Mod Games Requires Other Purchased Apps

Free Addons and Resources for Already Purchased Games

Of course, there are also tons of free games demo on Steam.

Updated list can be viewed on Steam forum.

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