Steam Platform is a digital storefront and gaming service featuring a broad catalog of games and software for players to discover and purchase. Its store highlights new releases, best-selling titles, upcoming games, discounts, major updates, and free-to-play offerings. Shoppers can explore recommendations, browse by tags, manage a wishlist, and find downloadable content for games they own. The catalog spans genres such as action, role-playing, strategy, simulation, sports, cooperative multiplayer, and roguelike games, alongside tools and creative software.

The platform also provides account access, a points store, news, customer support, refund information, and an option to install the desktop client. Featured listings include both paid and free titles, with product pages and promotions presented in Chinese yuan. Steam Platform is associated with Valve Corporation, whose copyright notice appears on the site, and the text states that Perfect World is authorized. The site also provides policies covering software licensing, personal information, parental supervision, and reporting inappropriate content or infringement.