YS FLIGHT SIMULATOR is a fully-featured flight simulator. You can fly various missions such as air-to-air combat, intercept, close-air-support, and several scenarios. You can also connect to your friends over the Internet and fly together (or against each other.)
Full Specifications
What's new in version 20181124
Realistic propeller simulation in some airplanes
F-22 can perform post-stall maneuvers
Phong Shading in OpenGL 2.0 version
Can specify smoke color per generator
Added "Land, Refuel, and Take Off" radio command
Added "Spread formation" and "Tighten formation" radio commands