45		Alien Worlds (DOS, 1989)
45		Fire and Ice (DOS, 1989)
42		Round 42 (DOS, 1986)
41		Spingun (Windows, 2016)
40		Descension (Windows, 2011)
40		Plasma Warrior (Windows, 2007)
40		Kamikazi Alien (DOS, 1982)
40		Kurt's Spaced Invaders (DOS, 1995)
40		Cylindrix (DOS, 1996)
40		Star Command: Surface_Skimmer (Windows, 2007)
40		Invasion of the Mutant Space Bats of Doom (DOS, 1995)
40		Exolon DX (Windows, 2005)
40		Liberator (Windows, 2010)
40		Cylindrix (Windows, 2001)
40		Great Glacier (Windows, 2004)
40		TechnoSylph: vsys gaiden Special version (Windows, 2003)
40		Atomaders (Windows, 2002)
40		Purge (Windows, 2003)
40		Machine Hell (Windows, 2005)
40		Jetpak: Solar Crisis (Windows, 2004)
40		Lunar Jetman (Windows, 2003)
40		Space Junkie (Windows, 1997)

Notes: Games similar to Omega War!, Games like Omega War!, DOS, Action, Sci-Fi, Futuristic, Shooter, PC, Game Similarities.