Yes it is:
On Windows 10, the app additionally serves as a launcher for PC games installed on a device (including games obtained from Microsoft Store and Steam), and provides access to the system’s screen recording functions. During E3 2019, the existing version of the Xbox app for Windows 10 was renamed Xbox Console Companion , and a new Xbox app was introduced in beta—which is geared more specifically towards PC gaming, and serves as the client for the subscription service Xbox Game Pass Ultimate.