X-Plane is one of the world's most comprehensive and powerful flight simulators for personal computers. It's not a game, but an engineering tool that can be used to predict the flying qualities of fixed- and rotary-wing aircraft with incredible accuracy. X-Plane comes with 19 aircraft in the default installation spanning the aviation industry and its history, and several thousand more are freely downloadable from the internet.
Updated on Sep 08 2022
Full release notes are available here
Note: The download provided here is an installer application you could use to install the app itself