Steam is a digital distribution platform produced by Valve Corporation offering digital rights management (DRM), multiplayer gaming and online community services. Steam provides the user with installation and automatic updating of games on multiple computers, and community features including friends lists and groups, cloud saving, and in-game voice and chat functionality. The program gives a freely available application programming interface (API) called Steamworks, which developers will use to integrate lots of Steam's functions inside their products, including networking, matchmaking, in-game achievements, micro-transactions, and support for user-created content through Steam Workshop.
Though initially produced for experience Ms windows, versions for OS X and Linux os were later released. Applications whose main functions are chatting and shopping are also released for iOS, Android and Windows Phone mobile phones. The Steam website also replicates a lot of the storefront and social network top features of the stand-alone application.
At the time of September 2015, you will find 6,464 Windows games, 2,323 OS X games, and 1,500 Linux games on Steam.The service has over 125 million registered accounts. Steam has had as much as 12.5 million concurrent users as of November 2015. The Steam platform is regarded as the largest digital distribution platform for PC gaming; in November 2009, Stardock estimated it at 70% then later, in October 2013, it had been estimated by Screen Digest that 75% of games bought online were downloaded through Steam. In 2015, users purchased titles through Steam or through Steam keys from third-party vendors totaling around $3.5 billion representing 15% in the global PC game sales for the year, according to estimations made by the tracking website Steam Spy. The success of the Steam platform has triggered the introduction of a distinct Steam Machine micro-consoles and personal computers meeting minimum specifications, and SteamOS, a Linux-based operating-system built round the Steam Client Server.