83		Reach for the Stars (Windows, 2000)
54		Freeciv (Windows, 1999)
54		Star Lords (DOS, 2001)
52		Space Empires IV Deluxe (Windows, 2005)
51		Deadlock II: Shrine Wars (Windows, 1998)
51		Alien Legacy (DOS, 1994)
50		Distant Worlds (Windows, 2010)
50		Pax Imperia: Eminent Domain (Windows, 1997)
44		FreeCol (Windows, 2003)
44		Master of Orion 3 (Windows, 2003)
44		Call to Power II (Windows, 2000)
43		Space Empires IV (Windows, 2000)
43		Sid Meier's Civilization (DOS, 1991)
43		Anacreon: Imperial Conquest in the Far Future (Windows, 2004)
41		Endless Space (Windows, 2012)
41		Master of Magic (DOS, 1994)
40		Dawn of Andromeda (Windows, 2017)
40		Spaceward Ho! (DOS, 1992)
40		Stars in Shadow (Windows, 2017)
40		Into the Void (DOS, 1997)
40		Imperium Galactica (DOS, 1994)
40		Reach for the Stars: The Conquest of the Galaxy (DOS, 1988)
40		Light of Altair (Windows, 2009)
40		StarDrive II (Windows, 2015)
40		Space Empires III (Windows, 1997)
40		Emperor of the Fading Suns (Windows, 1996)
40		Armada 2526 (Windows, 2009)
40		Stars! (Windows, 1996)
40		StarDrive (Windows, 2013)
40		Legends of Pegasus (Windows, 2012)
40		Master of Magic (Windows, 1997)
40		Anacreon: Reconstruction 4021 (DOS, 1987)

Notes: Games similar to Hegemonia: Legions of Iron, Games like Hegemonia: Legions of Iron, Digital Reality Software Kft, DreamCatcher Interactive Inc., Wanadoo Edition, Windows, Strategy, Tactics, Sci-Fi, Futuristic, 4X, 3rd-person, Other, Top-down, Isometric, Walker 1, Mars, PC, Game Similarities.