: Identifying top publishers, trending genres, and pricing fluctuations. The Technology of Transparency
In April 2018, Valve changed Steam’s default privacy settings, making users' game libraries private by default. This significantly hampered Steam Spy’s original methodology. steamspy
SteamSpy is a third-party tool that uses publicly available data to estimate the revenue and player count of games on Steam. It was created by Steam user "SteamSpy" (also known as Sergey Galich) and has since become a popular resource for gamers, developers, and industry analysts. : Identifying top publishers, trending genres, and pricing
SteamSpy operates by "polling" public Steam profiles. Using the Steam Web API provided by Valve, the service analyzes a random sample of users to extrapolate data for the entire platform. While not 100% accurate—Galyonkin himself notes that data for games with fewer than 30,000 sales can be suspect—it is often accurate within 10% for established titles. The 2018 "Privacy Apocalypse" SteamSpy is a third-party tool that uses publicly