- #1 Distant Worlds: Universe
97% matchMostly Positive75% of 1,845 reviews2014
Dev: Code ForcePub: Slitherine Ltd.
Windows
Median: 2.9 hrsMean: 23.9 hrs≥1hr: 59%
Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.
Why similar: 4X 60.6% ★, Space 16.2%, Strategy 16.1%, Sci-fi 6.6%, Singleplayer 0.6%
Why You'll Like It: This game matches the sheer scale and complexity of Space Empires V, allowing for deep automation and granular control over every aspect of your empire.
- #2 Stellaris
96% matchVery Positive86% of 191,915 reviews2016
Dev: Paradox Development StudioPub: Paradox Interactive
Windows · Mac · Linux
Median: 19.5 hrsMean: 142.4 hrs≥1hr: 89%
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
Why similar: 4X 54.2% ★, Space 20.6%, Strategy 15.1%, Sci-fi 9.6%, Singleplayer 0.6%
Why You'll Like It: It is the definitive modern space 4X game, offering unparalleled depth in empire management and emergent storytelling.
- #3 Galactic Civilizations IV
95% matchMostly Positive73% of 2,388 reviews2023
Dev: Stardock Entertainment
Windows
Median: 5.1 hrsMean: 21.9 hrs≥1hr: 85%
Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.
Why similar: 4X 53.1% ★, Space 16.5%, Strategy 13.4%, Sci-fi 8.7%, Turn-Based Strategy 7.3%
Why You'll Like It: A modern iteration of a classic 4X franchise that emphasizes deep research trees and complex diplomatic systems.
- #4 Space Empires IV Deluxe
96% matchVery Positive86% of 285 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 18 minMean: 10.4 hrs≥1hr: 37%
The award-winning Space Empires IV Deluxe is the latest edition in the Space Empires series. A grand strategy title in the space 4X (explore, expand, exploit, and exterminate) genre, Space Empires has already found a place in the heart of strategy gamers everywhere.
Why similar: 4X 53.1% ★, Strategy 19.1%, Turn-Based 9.3%, Space 8.9%, Sci-fi 5.9%
Why You'll Like It: The direct predecessor to your seed game, offering a similar mechanical foundation and deep, classic 4X gameplay.
- #5 Master of Orion 2
94% matchOverwhelmingly Positive96% of 1,693 reviews2016
Dev: SimTexPub: Wargaming Labs
Windows · Mac · Linux
Median: 18 minMean: 11.3 hrs≥1hr: 43%
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Why similar: 4X 49.3% ★, Turn-Based 16.7%, Strategy 16.7%, Space 9.9%, Sci-fi 4.4%
Why You'll Like It: Widely considered the gold standard of turn-based space 4X, it shares the same DNA of ship design and empire-wide strategic depth.
- #6 Shadow Empire
94% matchVery Positive85% of 1,723 reviews2020
Dev: VR DesignsPub: Matrix Games
Windows
Median: 5.2 hrsMean: 63.2 hrs≥1hr: 78%
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
Why similar: 4X 44.4% ★, Turn-Based 17.5%, Space 11.8%, Strategy 11.7%, Sci-fi 7.1%
Why You'll Like It: It captures the extreme, granular, hex-based management and wargame-adjacent depth that makes Space Empires V so rewarding.
- #7 Terra Invicta
91% matchVery Positive81% of 9,023 reviews2026
Dev: Pavonis InteractivePub: Hooded Horse
Windows
Median: 9.5 hrsMean: 51.4 hrs≥1hr: 80%
An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.
Why similar: 4X 56.9% ★, Turn-Based 18.6%, Strategy 15.1%, Turn-Based Strategy 8.3%, Singleplayer 1.1%
Why You'll Like It: Offers a level of high-level strategic complexity and simulation depth that appeals to players who enjoy the technical side of Space Empires V.
- #8 ENDLESS™ Space - Definitive Edition
93% matchVery Positive81% of 9,559 reviews2012
Dev: AMPLITUDE Studios
Windows · Mac
Median: 4.6 hrsMean: 13.3 hrs≥1hr: 87%
ENDLESS™ Space is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS™ Universe, where you can control every aspect of your civilization as you strive for galactic domination.
Why similar: 4X 44.3% ★, Strategy 20.4%, Space 12.7%, Turn-Based 12%, Sci-fi 5.5%
Why You'll Like It: A highly polished turn-based 4X game that features unique faction mechanics and a deep, intuitive interface.
- #9 Sword of the Stars: Complete Collection
92% matchVery Positive88% of 705 reviews2010
Dev: Kerberos Productions Inc.Pub: Paradox Interactive
Windows
Median: 48 minMean: 28.2 hrs≥1hr: 48%
Sword of the Stars: Complete Collection is the original Sword of the Stars games and the three expansions Born of Blood, A Murder of Crows and Argos Naval Yard. It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light.
Why similar: 4X 49.9% ★, Strategy 17.3%, Turn-Based 13.7%, Space 10.7%, Sci-fi 5.6%
Why You'll Like It: Features excellent tactical combat and a unique research system that rewards strategic foresight.
- #10 Galactic Civilizations III
91% matchMostly Positive77% of 10,370 reviews2015
Dev: Stardock Entertainment
Windows
Median: 4.6 hrsMean: 17.4 hrs≥1hr: 88%
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.
Why similar: 4X 46.7% ★, Turn-Based 16.3%, Space 11.3%, Strategy 11%, Sci-fi 7.8%
Why You'll Like It: Provides a robust 4X experience with a heavy emphasis on ship customization and modular design.
- #11 Interstellar Space: Genesis
90% matchVery Positive84% of 818 reviews2019
Dev: Praxis Games
Windows
Median: 1.3 hrsMean: 11.7 hrs≥1hr: 54%
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Why similar: 4X 45.2% ★, Turn-Based 16.6%, Space 12.2%, Strategy 12.1%, Sci-fi 7.2%
Why You'll Like It: A faithful homage to classic turn-based 4X games that focuses on exploration and empire expansion.
- #12 Sins of a Solar Empire II
87% matchVery Positive84% of 8,167 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 28.7 hrs≥1hr: 85%
Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Why similar: 4X 53.5% ★, Space 20.8%, Strategy 16.7%, Sci-fi 7.9%, Singleplayer 1.1%
Why You'll Like It: The best blend of real-time strategy and 4X scale, perfect for players who want to manage fleets on a massive canvas.
- #13 Stars in Shadow
89% matchMostly Positive79% of 816 reviews2017
Dev: Ashdar GamesPub: Iceberg Interactive
Windows
Median: 2.5 hrsMean: 14.5 hrs≥1hr: 66%
Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.
Why similar: 4X 54.1% ★, Strategy 15.3%, Space 10.2%, Turn-Based 9%, Turn-Based Strategy 6.5%
Why You'll Like It: A stylized but mechanically deep turn-based 4X game that captures the spirit of 90s and 2000s space strategy.
- #14 Star Ruler 2
89% matchVery Positive82% of 719 reviews2015
Dev: Blind Mind Studios
Windows · Linux
Median: 4.0 hrsMean: 8.9 hrs≥1hr: 93%
Massive scale 4X-RTS set in space. Control hundreds of planets, manipulate galactic politics, research numerous advanced technologies, and command thousands of units and hundreds of planets in your quest for galactic dominance.
Why similar: 4X 55.4% ★, Strategy 18.8%, Space 17.2%, Sci-fi 8.6%
Why You'll Like It: Features an innovative economy and massive scale that allows for highly customized empire management.
- #15 Distant Worlds 2
86% matchMostly Positive71% of 3,478 reviews2022
Dev: CodeForcePub: Slitherine Ltd.
Windows
Median: 9.3 hrsMean: 42.6 hrs≥1hr: 75%
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.
Why similar: 4X 57.4% ★, Strategy 20.1%, Space 13.7%, Sci-fi 8.1%, Singleplayer 0.7%
Why You'll Like It: A refined sequel that maintains the massive scale and simulation depth of the original while updating the visuals and UI.
- #16 StarDrive 2
88% matchMixed55% of 2,097 reviews2015
Dev: Zero Sum GamesPub: Iceberg Interactive
Windows · Mac · Linux
Median: 3.4 hrsMean: 9.5 hrs≥1hr: 89%
StarDrive 2 is an exciting and evolutionary step forward for the StarDrive franchise. In this eagerly anticipated sequel, the core mechanics have evolved to incorporate a turn-based strategic layer, featuring spectacular realtime battles.
Why similar: 4X 44.6% ★, Strategy 24.9%, Space 15%, Sci-fi 8.3%, Turn-Based 6.9%
Why You'll Like It: Focuses heavily on ship design and turn-based exploration, echoing the customization options of Space Empires V.
- #17 AI War 2
86% matchVery Positive88% of 1,533 reviews2019
Dev: Arcen Games
Windows · Mac · Linux
Median: 3.0 hrsMean: 5.6 hrs≥1hr: 83%
The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.
Why similar: 4X 69.9% ★, Space 12.7%, Strategy 10.1%, Sci-fi 7.4%
Why You'll Like It: Focuses on asymmetric warfare and deep strategic planning against a superior AI, perfect for fans of challenging 4X scenarios.
- #18 Sid Meier's Alpha Centauri™ Planetary Pack
82% matchVery Positive91% of 552 reviews2024
Dev: Firaxis GamesPub: Electronic Arts
Windows
Median: 42 minMean: 12.2 hrs≥1hr: 42%
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Why similar: 4X 64.2% ★, Strategy 17.2%, Space 12.5%, Turn-Based Strategy 5%, Singleplayer 1.1%
Why You'll Like It: The definitive classic for deep, narrative-driven sci-fi empire building and complex social engineering.
- #19 Age of Wonders: Planetfall
83% matchMostly Positive80% of 6,593 reviews2019
Dev: Triumph StudiosPub: Paradox Interactive
Windows · Mac
Median: 3.9 hrsMean: 15.9 hrs≥1hr: 85%
Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.
Why similar: 4X 43.4% ★, Strategy 16.1%, Turn-Based 15%, Turn-Based Strategy 9.4%, Space 8.6%
Why You'll Like It: Successfully blends 4X empire management with deep, tactical turn-based combat on a planetary scale.
- #20 Galactic Civilizations® II: Ultimate Edition
84% matchMostly Positive77% of 1,697 reviews2011
Dev: Stardock Entertainment
Windows
Median: 30 minMean: 44.0 hrs≥1hr: 39%
Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!
Why similar: 4X 52.5% ★, Turn-Based 21.4%, Strategy 12.9%, Turn-Based Strategy 7.8%, Space 3.3%
Why You'll Like It: A classic title that shares the deep tech tree and extensive customization options found in Space Empires V.
- #21 Sword of the Stars II: Enhanced Edition
85% matchMixed44% of 956 reviews2012
Dev: Kerberos ProductionsPub: Paradox Interactive
Windows
Median: 42 minMean: 12.1 hrs≥1hr: 44%
The Enhanced Edition contains Sword of the Stars II: The Lords of Winter and the first expansion, the End of Flesh. The new expansion introduces the new playable race, the Loa. All previous DLCs containing new avatars, new combat music, alternate voices, skins, and new badges for the warships are also included.
Why similar: 4X 53.3% ★, Strategy 19.1%, Space 12.5%, Turn-Based 6%, Sci-fi 5.9%
Why You'll Like It: Complex and rewarding for fans who enjoy detailed space warfare and intricate fleet management.
- #22 Horizon
84% matchMixed59% of 477 reviews2014
Dev: L3O Interactive
Windows
Median: 2.0 hrsMean: 5.0 hrs≥1hr: 92%
Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.
Why similar: 4X 45.1% ★, Turn-Based 15.4%, Space 13.5%, Strategy 12.5%, Sci-fi 7.3%
Why You'll Like It: A dedicated turn-based 4X game that mirrors the classic feel and exploration-heavy gameplay of the Space Empires series.
- #23 Imperium Galactica II
82% matchVery Positive87% of 633 reviews2017
Dev: Digital RealityPub: THQ Nordic
Windows · Mac · Linux
Median: 48 minMean: 7.1 hrs≥1hr: 47%
Reintroducing a classic from the golden era of gaming, the original empire building space RTS, Imperium Galactica 2 is back and looking better than ever with new high-res textures and vivid colors.
Why similar: 4X 43.1% ★, Strategy 37.3%, Space 19.6%
Why You'll Like It: A classic hybrid of real-time strategy and 4X management that offers a unique perspective on space empire building.
- #24 Predestination
81% matchMixed45% of 86 reviews2019
Dev: Brain and Nerd Ltd
Windows
Predestination is a turn-based sci-fi 4X game set in the distant past of our own galaxy. Ships from countless races are flung back in time by a powerful hostile race known as the Revenants, and must now work to rebuild their empires and somehow stop the Revenants in the past.
Why similar: 4X 43.7% ★, Strategy 19.5%, Turn-Based 15.5%, Space 12.6%, Sci-fi 4.9%
Why You'll Like It: A turn-based 4X game with a strong focus on tactical combat and detailed ship design.
- #25 Pax Nova
79% matchMixed57% of 447 reviews2020
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.4 hrsMean: 6.5 hrs≥1hr: 88%
A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.
Why similar: 4X 45.3% ★, Turn-Based 15.7%, Strategy 13%, Space 11.4%, Sci-fi 7.1%
Why You'll Like It: A modern take on the classic 4X formula that includes detailed planetary exploration and research.
- #26 Armada 2526 Gold Edition
81% matchMixed68% of 108 reviews2013
Dev: Ntronium GamesPub: Iceberg Interactive
Windows
Median: 24 minMean: 12.8 hrs≥1hr: 36%
Conquer the Galaxy In This ‘4x’ Strategy Game. Lead one of 18 different alien races to become a mighty pan-galactic empire. Manage your colonies, deploy your fleets and conduct research. Plot your strategy and turn your planets into mighty bastions.
Why similar: 4X 49.1% ★, Strategy 31.7%, Space 12.6%, Turn-Based Strategy 6.6%
Why You'll Like It: A classic turn-based 4X game with a strong focus on fleet management and tactical positioning.
- #27 X3: Reunion
80% matchMostly Positive72% of 725 reviews2006
Dev: Egosoft
Windows · Mac · Linux
Median: 36 minMean: 8.8 hrs≥1hr: 41%
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Why similar: Space 51%, Strategy 30.5%, Sci-fi 16.6%, Singleplayer 1.9%
Why You'll Like It: Provides the deep simulation and sandbox freedom that complements the 4X experience with a more personal, pilot-focused perspective.
- #28 The Last Federation
79% matchMostly Positive75% of 502 reviews2014
Dev: Arcen Games
Windows · Mac · Linux
Median: 3.5 hrsMean: 5.1 hrs≥1hr: 90%
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.
Why similar: 4X 38.6% ★, Strategy 20%, Turn-Based 16.6%, Space 16.5%, Sci-fi 5.3%
Why You'll Like It: Offers unique diplomatic and strategic depth that challenges the player to manage an entire galaxy's political landscape.
- #29 Master of Orion
77% matchMostly Positive77% of 8,105 reviews2016
Dev: NGD StudiosPub: Wargaming Labs
Windows · Mac · Linux
Median: 9.2 hrsMean: 101.9 hrs≥1hr: 92%
The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.
Why similar: 4X 53% ★, Strategy 19.1%, Turn-Based 12.3%, Space 10.6%, Sci-fi 4.1%
- #30 Star Ruler
78% matchVery Positive83% of 340 reviews2010
Dev: Blind Mind Studios
Windows
Median: 30 minMean: 6.2 hrs≥1hr: 41%
Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...
Why similar: 4X 54.4% ★, Strategy 23.1%, Space 16.8%, Sci-fi 5.4%, Singleplayer 0.3%
- #31 Sins of a Solar Empire®: Rebellion
75% matchVery Positive93% of 16,246 reviews2012
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 4.9 hrsMean: 16.6 hrs≥1hr: 86%
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.
Why similar: 4X 57.7% ★, Space 16.8%, Strategy 14.6%, Sci-fi 9.6%, Singleplayer 1.3%
- #32 Sid Meier's Civilization®: Beyond Earth™
76% matchMixed60% of 22,976 reviews2014
Dev: Firaxis GamesPub: 2K
Windows · Mac · Linux
Median: 7.9 hrsMean: 29.6 hrs≥1hr: 92%
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.
Why similar: 4X 37.6% ★, Strategy 17.6%, Turn-Based 14.9%, Space 11.6%, Turn-Based Strategy 9.1%
- #33 Sins of a Solar Empire: Trinity®
76% matchMostly Positive77% of 809 reviews2011
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 2.0 hrsMean: 30.9 hrs≥1hr: 59%
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
Why similar: 4X 60.3% ★, Space 16%, Strategy 14.7%, Sci-fi 9%
- #34 ENDLESS™ Space 2
73% matchVery Positive83% of 22,789 reviews2017
Dev: AMPLITUDE Studios
Windows · Mac
Median: 6.3 hrsMean: 25.9 hrs≥1hr: 87%
ENDLESS™ Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS™ Universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?
Why similar: Strategy 77.8%, 4X 10.4% ★, Space 6.2%, Turn-Based 2.4%, Sci-fi 1.9%
- #35 Emperor of the Fading Suns Enhanced
69% matchVery Positive95% of 172 reviews2025
Dev: Holistic Design, Inc.
Windows · Linux
Command interstellar forces in this epic return of the 4X strategy classic. From planetary politics to galactic warfare, the stakes couldn’t be higher as you lead your Royal House through battles on land, sea, air, and the vast reaches of space.
Why similar: 4X 57.7% ★, Strategy 15%, Space 9.1%, Sci-fi 9.1%, Turn-Based Strategy 8.5%
- #36 Lords of the Black Sun
78% matchMostly Negative20% of 395 reviews2014
Dev: Arkavi StudiosPub: Iceberg Interactive
Windows
Median: 3.6 hrsMean: 4.6 hrs≥1hr: 90%
Take command of one race to join the struggle for supremacy in the galaxy. As the leader of your empire you are tasked with exploring the stars, colonizing new worlds, managing your empire and conquering whoever dares to oppose you.
Why similar: 4X 49.5% ★, Strategy 19.5%, Space 14%, Turn-Based 9.8%, Sci-fi 3.8%
Why You'll Like It: Provides a traditional 4X experience with a focus on empire expansion and classic turn-based mechanics.
- #37 StarDrive
77% matchMixed45% of 1,482 reviews2013
Dev: Zero Sum Games
Windows
Median: 2.3 hrsMean: 6.7 hrs≥1hr: 88%
As a space bear, human or any other race, venture forth into the galaxy, create custom ships, conquer new worlds, build new colonies and defend your very existence against those who would take what is yours.
Why similar: 4X 59.1% ★, Strategy 19%, Space 15.4%, Sci-fi 6.2%, Singleplayer 0.3%
- #38 Dawn of Andromeda
75% matchMixed44% of 242 reviews2017
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.1 hrsMean: 11.8 hrs≥1hr: 86%
Dawn of Andromeda is a pausable, real-time 4X space strategy game providing an accessible, fun and immersive experience, introducing fresh ideas to the genre. Build your empire, colonize new planets, interact with other factions and characters, research technologies and build great fleets.
Why similar: 4X 56.2% ★, Strategy 23.1%, Space 14.2%, Sci-fi 6.4%
- #39 Star Wolves
74% matchVery Positive84% of 448 reviews2010
Dev: X-Bow SoftwarePub: Fulqrum Publishing
Windows
Median: 18 minMean: 7.5 hrs≥1hr: 38%
Star wolves is a 3D space RPG with deep strategy and tactical elements. The game thrusts players into a world of freelance space hunters in the XXI-XXII century A.D. during a time of political crisis for the all-powerful Empire and the three mega-corporations that control all the known worlds.
Why similar: Space 45.5%, Strategy 44.7%, Sci-fi 9.8%
- #40 Master of Orion 3
74% matchMixed53% of 183 reviews2016
Dev: Quicksilver SoftwarePub: Wargaming Labs
Windows
Median: 12 minMean: 6.3 hrs≥1hr: 38%
Experience first-hand the challenges of leading one of 16 different races into unequalled galactic supremacy and face a universe of decisions. Set policies, explore, build, declare war, negotiate - put all these elements into motion to guarantee your place in the annals of space and time.
Why similar: 4X 58.9% ★, Strategy 21.3%, Turn-Based 9.2%, Space 7.4%, Sci-fi 3.2%
- #41 Master of Orion 1
72% matchVery Positive90% of 436 reviews2016
Dev: SimTexPub: Wargaming Labs
Windows · Mac · Linux
Median: 6 minMean: 5.9 hrs≥1hr: 31%
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Why similar: 4X 57.8% ★, Strategy 16.7%, Turn-Based 12.9%, Space 6.7%, Sci-fi 3.1%
- #42 Starpoint Gemini Warlords
71% matchMostly Positive73% of 3,569 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 11.0 hrs≥1hr: 88%
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
Why similar: 4X 52.5% ★, Space 21%, Strategy 15.7%, Sci-fi 9.7%, Singleplayer 1.2%
- #43 Pandora: First Contact
73% matchMixed63% of 638 reviews2014
Dev: Proxy StudiosPub: Slitherine Ltd.
Windows
Median: 3.3 hrsMean: 41.1 hrs≥1hr: 75%
Pandora: First Contact is a science fiction 4X turn-based strategy game on a planetary scale. Our Earth has been exhausted and colonial attempts on other planetary bodies have been in vain. Finally, after decades of exploration, an interstellar probe has brought promise of a new world.
Why similar: 4X 54.8% ★, Strategy 18.2%, Turn-Based 8.4%, Turn-Based Strategy 6.8%, Sci-fi 6.7%
- #44 Final Theory
71% matchMostly Positive80% of 392 reviews2018
Dev: Monticube
Windows
Final Theory is a 4X-lite turn-based strategy game where you command fleets of battleships engaged in a galactic civil war. It presents an exciting experience for both veteran players and those new to the genre. It features innovative combat mechanics but also hearkens back to some of the classics.
Why similar: 4X 43.9% ★, Turn-Based 20.2%, Strategy 12.9%, Space 9.8%, Sci-fi 6.8%
- #45 Interplanetary: Enhanced Edition
70% matchVery Positive85% of 919 reviews2017
Dev: Team Jolly RogerPub: Black Smoke Studios
Windows · Mac · Linux
Median: 4.4 hrsMean: 5.5 hrs≥1hr: 90%
In this turn-based strategic artillery game, players wage interplanetary wars by developing their home planets and firing massive barrages through the unpredictable gravity fields of the solar system.
Why similar: Strategy 34.4%, Turn-Based 26.3%, Space 23.6%, Turn-Based Strategy 10.1%, Sci-fi 5%
- #46 Sid Meier's Starships
72% matchMixed50% of 2,454 reviews2015
Dev: Firaxis GamesPub: 2K
Windows · Mac
Median: 4.6 hrsMean: 7.5 hrs≥1hr: 87%
Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.
Why similar: Space 25.9%, Strategy 25.5%, 4X 21.8% ★, Sci-fi 10.7%, Turn-Based Strategy 10.4%
- #47 Galactic Civilizations® I: Ultimate Edition
73% matchMixed50% of 300 reviews2012
Dev: Stardock Entertainment
Windows
Median: 6 minMean: 8.3 hrs≥1hr: 24%
Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.
Why similar: 4X 47.7% ★, Turn-Based 18.7%, Strategy 11.1%, Space 10%, Turn-Based Strategy 6.2%
- #48 Homeworld 3
65% matchMixed41% of 8,530 reviews2024
Dev: Blackbird InteractivePub: Gearbox Publishing
Windows
Median: 4.8 hrsMean: 58.0 hrs≥1hr: 73%
Tactical, beautiful, and wholly unique, the GOTY-winning sci-fi RTS returns with Homeworld 3. Assume control and battle through fleet combat in dazzling, fully 3D space while the award-winning story unfolds on a galactic scale.
Why similar: Space 43.4%, Strategy 34.4%, Sci-fi 19.9%, Singleplayer 2.4%
- #49 Perimeter: Emperor's Testament
71% matchMixed66% of 50 reviews2014
Dev: K-D LabPub: Fulqrum Publishing
Windows
Median: 1.0 hrsMean: 25.1 hrs≥1hr: 51%
The game expands the story of the original Perimeter in a vast singleplayer campaign.
Why similar: Strategy 74.3%, Space 25.7%
- #50 X4: Foundations
66% matchMostly Positive80% of 27,985 reviews2018
Dev: Egosoft
Windows · Linux
Median: 5.1 hrsMean: 94.2 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore the stars, trade goods, fight battles, build stations, buy and equip ships, and command fleets in a living, fully simulated universe that reacts to your decisions.
Why similar: 4X 51.6% ★, Space 23.5%, Strategy 14.2%, Sci-fi 9.4%, Singleplayer 1.2%
- #51 Sid Meier's Civilization IV: Colonization
69% matchVery Positive87% of 1,513 reviews2008
Dev: Firaxis GamesPub: 2K
Windows · Mac
Median: 30 minMean: 13.7 hrs≥1hr: 41%
Sid Meier's Civilization IV: Colonization is the third offering in the award winning Civilization IV series. A re-imagining of the classic Colonization game Sid Meier created in 1994, Sid Meier's Civilization IV: Colonization is a total conversion of the Civilization IV engine into a game experience in which players will lead a European...
Why similar: 4X 46.3% ★, Strategy 23.4%, Turn-Based 21.5%, Turn-Based Strategy 8.2%, Singleplayer 0.5%
- #52 UFO: Aftermath
70% matchMostly Positive78% of 333 reviews2014
Dev: Altar InteractivePub: Fulqrum Publishing
Windows
Median: 54 minMean: 10.0 hrs≥1hr: 47%
UFO: Aftermath is a 3D isometric, tactical strategy game with a rich and compelling sci fi story.
Why similar: Strategy 69.4%, Space 15%, Sci-fi 13.6%, Singleplayer 2%
- #53 Void Destroyer
70% matchMixed60% of 351 reviews2015
Dev: Iteration 11
Windows
Median: 18 minMean: 3.0 hrs≥1hr: 30%
Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.
Why similar: Strategy 44.5%, Space 40.1%, Sci-fi 15.4%
- #54 Europa Universalis V
59% matchMostly Positive72% of 26,573 reviews2025
Dev: Paradox TintoPub: Paradox Interactive
Windows
Median: 45.3 hrsMean: 90.7 hrs≥1hr: 92%
Use war, trade or diplomacy to satisfy your grandest ambitions and dominate five centuries of history in the newest version of Europa Universalis, Paradox Interactive's flagship historical grand strategy game.
Why similar: 4X 80.5% ★, Strategy 18.5%, Singleplayer 0.9%
- #55 Sid Meier's Civilization® III Complete
68% matchVery Positive89% of 7,586 reviews2006
Dev: Firaxis GamesPub: 2K
Windows
Median: 18 minMean: 20.0 hrs≥1hr: 33%
Sid Meier's Civilization III: Complete, the latest offering in the Sid Meier's Civilization III franchise, provides gaming fans with Sid Meier's Civilization III, the highly-addictive journey of discovery.
Why similar: 4X 41.7% ★, Strategy 26.8%, Turn-Based 19.6%, Turn-Based Strategy 11.2%, Singleplayer 0.7%
- #56 Homeworld Remastered Collection
66% matchVery Positive88% of 13,977 reviews2015
Dev: Gearbox SoftwarePub: Gearbox Publishing
Windows · Mac
Median: 4.6 hrsMean: 34.0 hrs≥1hr: 85%
Experience the epic space strategy games that redefined the RTS genre. Control your fleet and build an armada across more than 30 single-player missions. Choose unit types, fleet formations and flight tactics for each strategic situation.
Why similar: Space 44.2%, Strategy 32%, Sci-fi 16.5%, 4X 6.6% ★, Singleplayer 0.7%
- #57 Galaxy Admirals
67% matchVery Positive86% of 331 reviews2017
Dev: Jetdogs Studios
Windows · Mac · Linux
Median: 4.5 hrsMean: 7.7 hrs≥1hr: 96%
Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.
Why similar: Strategy 57.4%, Turn-Based 17.9%, Space 12.5%, Turn-Based Strategy 6.9%, Sci-fi 5.3%
- #58 Nexus - The Jupiter Incident
68% matchVery Positive86% of 1,053 reviews2007
Dev: Mithis GamesPub: HandyGames
Windows
Median: 1.9 hrsMean: 12.1 hrs≥1hr: 64%
Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."
Why similar: Space 41.2%, Strategy 38.8%, Sci-fi 18.4%, Singleplayer 1.5%
- #59 Nova: Space Armada
62% matchMixed52% of 221 reviews2024
Dev: STONE3 PTE. LTD.
Windows
An exceptional sci-fi strategy game based on space adventure as its core.
Why similar: 4X 62% ★, Strategy 16.7%, Space 11.2%, Sci-fi 10.1%