67		Microsoft Flight Simulator (v4.0) (DOS, 1989)
67		Chuck Yeager's Advanced Flight Simulator (DOS, 1987)
65		Chuck Yeager's Advanced Flight Trainer 2.0 (DOS, 1989)
65		Microsoft Flight Simulator (v3.0) (DOS, 1988)
64		Blue Angels: Formation Flight Simulation (DOS, 1989)
63		Stunt Island (DOS, 1992)
62		Microsoft Flight Simulator 2004: A Century of Flight (Windows, 2003)
62		Flight Unlimited (DOS, 1995)
62		Microsoft Flight Simulator 2002 (Windows, 2001)
62		Microsoft Flight Simulator X (Windows, 2006)
60		Pro Pilot '99 (Windows, 1998)
60		Jetset (DOS, 1982)
60		Fly! 2K (Windows, 2000)
60		Glider Island (Windows, 2017)
60		Micro Flight (Windows, 2000)
60		Flight Simulator: VR (Windows, 2016)
60		Sierra Pro Pilot 98: The Complete Flight Simulator (Windows, 1997)
60		X-Plane 11 (Windows, 2017)
60		Stunt Island (Windows, 2016)
60		747-400 Precision Simulator (DOS, 2000)
60		FSW: Flight Sim World (Windows, 2017)
60		Flight Unlimited (Windows, 1996)
60		Fly! II (Windows, 2001)
60		RealFlight 8 (Windows, 2018)
60		Real Flight R/C Simulator Deluxe (Windows, 1999)
60		X-Plane Version 7 (Windows, 2003)
60		X-Plane 6 (Windows, 2001)
60		X-Plane 8 (Windows, 2004)
60		Flight Light Plus (DOS, 1996)
54		UFO (DOS, 1989)
53		Flight Assignment: Airline Transport Pilot (DOS, 1990)
51		X-Plane 9 (Windows, 2008)
51		Flight Unlimited II (Windows, 1997)
51		Microsoft Flight Simulator 2000 (Windows, 1999)
51		Flight Unlimited III (Windows, 1999)
50		VR - Flight Simulator: New York - Cessna (Windows, 2019)
50		Flying Aces: Navy Pilot Simulator (Windows, 2018)
50		Acro FS (Windows, 2018)
50		Aerofly FS 2 Flight Simulator (Windows, 2016)
50		X-Plane 8: Deluxe (Windows, 2006)
50		Pro Pilot USA (Windows, 1998)
50		Flug Simulator für Airbus A 320: Europa Edition - Version 2 (Windows, 2000)
50		X-Plane 10: Regional Edition - North America (Windows, 2011)
50		Microsoft Flight (Windows, 2012)
50		A320 Airbus: Edition Europa (DOS, 1993)
50		aerofly FS (Windows, 2012)
50		A320 Airbus: Edition USA (DOS, 1993)

Notes: Games similar to ACE 2, Games like ACE 2, Cascade Games, Ltd., UXB, DOS, Simulation, Vehicle Simulator, 1st-person, Flight, Aviation, PC, Game Similarities.