GOG.com is a digital gaming platform focused on helping players build and enjoy collections of classic titles and modern hits. Its gamer-first approach emphasizes ownership, with a catalog of PC games offered DRM-free for Windows, Mac, and Linux. The store spans genres including role-playing, action, adventure, strategy, shooters, indie games, platformers, and city builders, alongside new releases, bestsellers, discounted titles, and free games. Its selection includes restored classics such as Nox, Myst: Masterpiece Edition, Thief Gold, and Prince of Persia: The Sands of Time, as well as contemporary releases and remastered editions.

Beyond its storefront, GOG offers GOG Galaxy, a desktop application available for Windows and Mac. The company also runs the GOG Preservation Program, which highlights efforts to keep games playable, and provides services including one-click mods, community forums, game reviews, chat, wishlists, and a patrons hub. Customers can purchase games directly, redeem codes, and access support resources. GOG promotes DRM-free downloads, free extras with selected games, and a 30-day money-back guarantee, bringing game discovery, ownership, and community features together in one platform.