70		Vostok Inc. (Windows, 2017)
70		Xenocide (DOS, 1990)
70		Paragliding (DOS, 1991)
50		LCM (DOS, 1982)
50		Lunar Landing (DOS, 1982)
42		Sky Rogue (Windows, 2017)
40		Nimbatus: The Space Drone Constructor (Windows, 2018)
40		Barracuda: Secret Mission 1 (DOS, 1992)

Notes: Games similar to Harrier Attack II, Games like Harrier Attack II, Durell Games Ltd, Durell Games Ltd, Windows, Action, Simulation, Arcade, Shooter, Side view, Flight, Aviation, 2D scrolling, PC, Game Similarities.