73		XCOM: Enemy Unknown (Windows, 2012)
70		Shock Tactics (Windows, 2017)
70		Skyshine's BEDLAM (Windows, 2015)
70		Ancient Frontier: Steel Shadows (Windows, 2018)
70		Skyshine's BEDLAM: Redux! (Windows, 2016)
68		X-COM: UFO Defense (Windows, 2007)
63		X-COM: UFO Defense (DOS, 1994)
63		Into the Breach (Windows, 2018)
60		UFO Online: Fight for Earth (Windows, 2014)
52		Flotilla (Windows, 2010)
50		Warhammer 40,000: Rites of War (Windows, 1999)
50		Concealed Intent (Windows, 2016)
45		UFO: Afterlight (Windows, 2007)
45		Day Watch (Windows, 2007)
43		Cops 2170: The Power of Law (Windows, 2005)
43		UFO: Aftershock (Windows, 2005)
42		Incubation: Time is Running Out (Windows, 1997)
42		Disciples III: Renaissance (Windows, 2010)
41		The Tone Rebellion (Windows, 1997)
41		Town of Salem (Windows, 2014)
41		Paradise Cracked (Windows, 2003)
40		Attack of the Earthlings (Windows, 2018)
40		Thea: The Awakening (Windows, 2015)
40		Thea 2: The Shattering (Windows, 2018)
40		Dogs of War Online (Windows, 2014)
40		Star Trek: Timelines (Windows, 2017)
40		Little Lords of Twilight (Windows, 2017)
40		Bionic Dues (Windows, 2013)
40		Royal Bounty (Windows, 2015)
40		Into the Void (Windows, 2015)
40		Crowntakers (Windows, 2014)

Notes: Games similar to Spaceforce: Captains, Games like Spaceforce: Captains, Provox Games, JoWooD Productions Software AG, Windows, Strategy, Tactics, Sci-Fi, Futuristic, RPG elements, Turn-based, Bird's-eye view, Space Flight, PC, Game Similarities.