Airport Madness 4 is available at the Macgamestore (http://www.macgamestore.com). It requires Mac OS X 10.4 or later and costs US$14.95.
Here’s how the game is described: “Airport Madness 4 is loaded with six challenging new airports and numerous new control features. Helicopters, float planes and space shuttles are just a few of the new and interesting aircraft you will see. In addition, there are new control features such as aircraft directional control and radar. Airport Madness 4 is a must-have game for any aviation enthusiast. It’s incredibly simple, yet insanely addictive. Over 40,000 copies of our previous versions have been sold to date. Don’t miss out, play all six unique maps in this latest version of Airport Madness!
In Airport Madness 4 you are an air traffic controller, managing passenger jets as they travel to and from major international airports. Move airplanes as quickly as possible while keeping the skies and runways safe from midair collisions. You are the last line of defense against certain disaster! Do you have what it takes to handle the stress?
Airport Madness 4 has a revamped physics engine that offers smoother motion and more realistic aircraft behavior. The addition of several new aircraft will challenge your ability to recognize performance differences between different aircraft types, such as the Boeing 747, Airbus A380 and even the Space Shuttle!”