- #1 Master of Orion 2
97% matchOverwhelmingly Positive96% of 1,712 reviews2016
Dev: SimTexPub: Wargaming Labs
Windows · Mac · Linux
Median: 24 minMean: 11.3 hrs≥1hr: 44%
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 50.6% ★, Strategy 15.7%, Turn-Based 15.3%, Space 9.7%, Classic 3.8% ★
Why You'll Like It: The definitive classic that set the standard for the entire genre and remains the primary inspiration for the 2016 reboot.
- #2 ENDLESS™ Space 2
96% matchVery Positive83% of 22,888 reviews2017
Dev: AMPLITUDE Studios
Windows · Mac
Median: 6.3 hrsMean: 26.0 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 76.9%, 4X 11.2% ★, Space 6.3%, Turn-Based 2.3%, Sci-fi 1.5%
Why You'll Like It: Features high production values and distinct faction identities that mirror the variety found in the Master of Orion series.
- #3 Interstellar Space: Genesis
96% matchVery Positive84% of 825 reviews2019
Dev: Praxis Games
Windows
Median: 1.3 hrsMean: 11.6 hrs≥1hr: 55%
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 47.8% ★, Turn-Based 15.6%, Space 12.3%, Strategy 11.7%, Sci-fi 5.5%
Why You'll Like It: This title is widely considered the true spiritual successor to the classic Master of Orion games, focusing on deep turn-based 4X mechanics.
- #4 Galactic Civilizations III
95% matchMostly Positive77% of 10,376 reviews2015
Dev: Stardock Entertainment
Windows
Median: 4.6 hrsMean: 17.5 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 48% ★, Turn-Based 14.9%, Space 11%, Strategy 10.4%, Grand Strategy 6.6% ★
Why You'll Like It: A robust 4X experience that emphasizes ship design and complex diplomacy in a vast sandbox environment.
- #5 Stellaris
94% matchVery Positive86% of 194,059 reviews2016
Dev: Paradox Development StudioPub: Paradox Interactive
Windows · Mac · Linux
Median: 19.4 hrsMean: 143.5 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 51.3% ★, Space 18.6%, Strategy 13.1%, Grand Strategy 8% ★, Sci-fi 6.6%
Why You'll Like It: The premier modern space grand strategy game that offers unparalleled depth in empire building and galactic exploration.
- #6 Age of Wonders: Planetfall
94% matchMostly Positive80% of 6,617 reviews2019
Dev: Triumph StudiosPub: Paradox Interactive
Windows · Mac
Median: 3.9 hrsMean: 16.0 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 48.7% ★, Strategy 16.6%, Turn-Based 15%, Space 9.1%, Sci-fi 5.6%
Why You'll Like It: Brings the tactical depth of the Age of Wonders series to a sci-fi setting with excellent unit customization.
- #7 Sid Meier's Civilization®: Beyond Earth™
93% matchMixed60% of 23,044 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 40.7% ★, Strategy 17.5%, Turn-Based 14.4%, Space 12%, Sci-fi 6.7%
Why You'll Like It: Adapts the iconic Civilization formula into a sci-fi setting, perfect for fans of turn-based empire building.
- #8 Galactic Civilizations IV
91% matchMostly Positive73% of 2,448 reviews2023
Dev: Stardock Entertainment
Windows
Median: 5.0 hrsMean: 21.9 hrs≥1hr: 84%
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 52.2% ★, Space 15.4%, Strategy 12.1%, Grand Strategy 7.9% ★, Sci-fi 6.2%
Why You'll Like It: Expands upon its predecessor with modern quality-of-life improvements and deeper political systems.
- #9 Stars in Shadow
92% matchMostly Positive79% of 825 reviews2017
Dev: Ashdar GamesPub: Iceberg Interactive
Windows
Median: 2.5 hrsMean: 14.6 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 59.4% ★, Strategy 15.4%, Space 10.7%, Turn-Based 8.8%, Sci-fi 3.9%
Why You'll Like It: Captures the colorful, turn-based essence of classic space strategy with a focus on accessible yet deep tactical combat.
- #10 Distant Worlds 2
91% matchMostly Positive71% of 3,504 reviews2022
Dev: CodeForcePub: Slitherine Ltd.
Windows
Median: 8.6 hrsMean: 42.1 hrs≥1hr: 75%
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.
Why similar: 4X 56.1% ★, Strategy 18.1%, Space 12.8%, Grand Strategy 7% ★, Sci-fi 5.7%
Why You'll Like It: Provides an incredibly deep, real-time 4X simulation that allows for massive scale and automated management options.
- #11 StarDrive 2
90% matchMixed55% of 2,099 reviews2015
Dev: Zero Sum GamesPub: Iceberg Interactive
Windows · Mac · Linux
Median: 3.4 hrsMean: 9.4 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 47.5% ★, Strategy 24.3%, Space 15.2%, Turn-Based 6.5%, Sci-fi 6.4%
Why You'll Like It: Combines turn-based empire management with real-time tactical combat and modular ship design.
- #12 Sins of a Solar Empire II
86% matchVery Positive84% of 8,352 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 30.1 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 53.4% ★, Space 19.7%, Strategy 15.5%, Sci-fi 5.7%, Multiplayer 2.9%
Why You'll Like It: Blends 4X empire management with real-time strategy combat for a more dynamic and action-oriented experience.
- #13 Sword of the Stars: Complete Collection
89% matchVery Positive88% of 710 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 53% ★, Strategy 16.8%, Turn-Based 12.9%, Space 10.7%, Sci-fi 4.3%
Why You'll Like It: Offers a unique blend of turn-based strategy and real-time combat with distinct research trees for every race.
- #14 ENDLESS™ Space - Definitive Edition
89% matchVery Positive81% of 9,577 reviews2012
Dev: AMPLITUDE Studios
Windows · Mac
Median: 4.5 hrsMean: 13.4 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 47.5% ★, Strategy 20.1%, Space 12.9%, Turn-Based 11.4%, Sci-fi 4.3%
Why You'll Like It: The original entry in the series that established the polished, UI-focused design language of modern 4X games.
- #15 Homeworld Remastered Collection
87% matchVery Positive88% of 14,058 reviews2015
Dev: Gearbox SoftwarePub: Gearbox Publishing
Windows · Mac
Median: 4.7 hrsMean: 34.2 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 38.5%, Strategy 27.1%, Sci-fi 11%, Classic 10.8% ★, 4X 6.1% ★
Why You'll Like It: An essential space strategy experience that focuses on tactical fleet management and cinematic 3D combat.
- #16 Terra Invicta
83% matchVery Positive81% of 9,264 reviews2026
Dev: Pavonis InteractivePub: Hooded Horse
Windows
Median: 9.5 hrsMean: 51.9 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 51.6% ★, Turn-Based 14.9%, Strategy 12.5%, Space 11.1%, Grand Strategy 7.5% ★
Why You'll Like It: A complex, realistic take on space expansion and geopolitical diplomacy that challenges the player's strategic foresight.
- #17 Space Empires V
88% matchMostly Positive72% of 475 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 36 minMean: 14.5 hrs≥1hr: 45%
Space Empires V is the latest edition in the Space Empires series. This new chapter completely updates the UI and takes the player into a real-time rendered 3D universe. Watch space battles played out in glorious detail and realistic effects. Expand, Explore, Exploit, and Exterminate in a huge living breathing galaxy.
Why similar: 4X 53% ★, Strategy 19%, Turn-Based 12.4%, Space 10.6%, Sci-fi 4.1%
Why You'll Like It: A classic, deep 4X experience known for its immense customization options and complex tech trees.
- #18 Pax Nova
86% matchMixed56% of 449 reviews2020
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.3 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 45.5% ★, Turn-Based 14.1%, Strategy 12%, Space 10.8%, Grand Strategy 5.9% ★
Why You'll Like It: Features a vibrant sci-fi aesthetic and a strong focus on exploration across multiple planets and star systems.
- #19 Predestination
85% 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 47.6% ★, Strategy 19.5%, Turn-Based 15%, Space 13.1%, Sci-fi 3.8%
Why You'll Like It: A turn-based 4X game that focuses heavily on planetary colonization and unique alien race mechanics.
- #20 Star Ruler 2
84% matchVery Positive82% of 721 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 57.6% ★, Strategy 17.9%, Space 17%, Sci-fi 6.5%, RTS 1.1%
Why You'll Like It: Offers massive scale and unique ship design mechanics that allow players to build ships of truly gargantuan proportions.
- #21 Sid Meier's Starships
84% matchMixed50% of 2,463 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 29%, Strategy 27.6%, 4X 25.7% ★, Sci-fi 9.1%, Turn-Based 5%
Why You'll Like It: A streamlined space strategy game that focuses on tactical combat and mission-based progression.
- #22 Master of Orion 1
82% matchVery Positive90% of 442 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 59.4% ★, Strategy 15.7%, Turn-Based 11.8%, Space 6.5%, Classic 3.4% ★
Why You'll Like It: The original game that defined the 4X genre, offering a pure and challenging strategic experience.
- #23 Pandora: First Contact
82% matchMixed63% of 642 reviews2014
Dev: Proxy StudiosPub: Slitherine Ltd.
Windows
Median: 3.4 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 59.7% ★, Strategy 18.2%, Turn-Based 8.1%, Sci-fi 5.3%, Space 4.7%
Why You'll Like It: A straightforward, classic 4X experience that focuses on planetary conquest and survival on a hostile world.
- #24 Imperium Galactica II
81% matchVery Positive88% of 640 reviews2017
Dev: Digital RealityPub: THQ Nordic
Windows · Mac · Linux
Median: 48 minMean: 7.3 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 43.5% ★, Strategy 32.3%, Space 17.5%, Classic 5.7% ★, RTS 0.9%
Why You'll Like It: A classic title that successfully integrates real-time strategy elements with traditional 4X management.
- #25 Master of Orion 3
81% matchMixed54% of 186 reviews2016
Dev: Quicksilver SoftwarePub: Wargaming Labs
Windows
Median: 12 minMean: 6.5 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 61.4% ★, Strategy 20.4%, Turn-Based 8.5%, Space 7.3%, Sci-fi 2.4%
Why You'll Like It: Continues the series legacy with a focus on complex management systems and large-scale empire simulation.
- #26 Distant Worlds: Universe
80% matchMostly Positive75% of 1,848 reviews2014
Dev: Code ForcePub: Slitherine Ltd.
Windows
Median: 3.0 hrsMean: 24.4 hrs≥1hr: 60%
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 60.1% ★, Space 15.2%, Strategy 14.6%, Sci-fi 4.8%, Grand Strategy 4.6% ★
Why You'll Like It: The expansive predecessor to the modern sequel, offering a massive, living galaxy to explore and conquer.
- #27 Dune: Spice Wars
75% matchMostly Positive79% of 13,346 reviews2023
Dev: Shiro GamesPub: Funcom
Windows
Median: 7.0 hrsMean: 16.5 hrs≥1hr: 85%
A 4X real-time strategy game from the developers of the critically acclaimed Northgard. Set in Frank Herbert’s groundbreaking Dune universe, you must lead your faction and battle for control and dominance over the harsh desert planet of Arrakis.
Why similar: 4X 60.3% ★, Strategy 14.2%, Sci-fi 9.6%, Grand Strategy 8.4% ★, Multiplayer 3.7%
- #28 ENDLESS™ Legend
77% matchVery Positive83% of 18,996 reviews2014
Dev: AMPLITUDE Studios
Windows · Mac
Median: 5.4 hrsMean: 21.9 hrs≥1hr: 80%
ENDLESS™ Legend is a 4X turn-based fantasy strategy game by the creators of ENDLESS™ Space and Dungeon of the ENDLESS™. Control every aspect of your civilization as you struggle to save your homeworld Auriga. Create your own Legend!
Why similar: 4X 54% ★, Strategy 20.3%, Turn-Based 18.2%, Sci-fi 1.9%, Multiplayer 1.9%
- #29 X3: Reunion
79% matchMostly Positive72% of 728 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 54.1%, Strategy 31.1%, Sci-fi 13.3%, Singleplayer 1%, Action 0.4%
Why You'll Like It: Offers a more simulation-heavy approach to space exploration, trade, and combat for players who want to live in the galaxy.
- #30 Sword of the Stars II: Enhanced Edition
79% matchMixed44% of 958 reviews2012
Dev: Kerberos ProductionsPub: Paradox Interactive
Windows
Median: 42 minMean: 12.0 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 56.4% ★, Strategy 18.5%, Space 12.5%, Turn-Based 5.7%, Sci-fi 4.5%
Why You'll Like It: Expands the tactical depth and graphical fidelity of the original series with complex fleet management.
- #31 Galactic Civilizations® II: Ultimate Edition
78% matchMostly Positive77% of 1,703 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 53.8% ★, Turn-Based 19.6%, Strategy 12.1%, Grand Strategy 7.6% ★, Space 3.3%
- #32 Horizon
78% 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 46.5% ★, Turn-Based 14.1%, Space 13.2%, Strategy 11.8%, Grand Strategy 7.1% ★
Why You'll Like It: A solid 4X experience that emphasizes exploration, research, and diplomatic relations with alien civilizations.
- #33 Homeworld: Deserts of Kharak
76% matchMostly Positive79% of 8,844 reviews2016
Dev: Blackbird InteractivePub: Gearbox Publishing
Windows · Mac
Median: 5.0 hrsMean: 9.7 hrs≥1hr: 87%
A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive.
Why similar: Strategy 50.7%, Space 19%, Sci-fi 18.1%, Multiplayer 6.7%, RTS 4%
- #34 Emperor of the Fading Suns Enhanced
71% matchVery Positive95% of 180 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 63.5% ★, Strategy 15.1%, Space 9.5%, Sci-fi 7.2%, Turn-Based Strategy 2.4%
- #35 Starpoint Gemini Warlords
75% matchMostly Positive73% of 3,581 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 11.0 hrs≥1hr: 87%
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 52.3% ★, Space 19.8%, Strategy 14.3%, Sci-fi 7%, Grand Strategy 6% ★
- #36 Sins of a Solar Empire®: Rebellion
74% matchVery Positive93% of 16,284 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 52.5% ★, Space 14.5%, Strategy 12.2%, Grand Strategy 7.5% ★, Sci-fi 6.3%
- #37 Star Trek: Infinite
73% matchMixed42% of 3,483 reviews2023
Dev: Nimble Giant EntertainmentPub: Paradox Interactive
Windows · Mac
Median: 5.3 hrsMean: 19.1 hrs≥1hr: 79%
Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.
Why similar: 4X 63.2% ★, Space 16.8%, Strategy 9.6%, Grand Strategy 9.3% ★, RTS 1.1%
- #38 StarDrive
77% matchMixed45% of 1,484 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 61.2% ★, Strategy 18.1%, Space 15.1%, Sci-fi 4.6%, RTS 0.8%
- #39 Dawn of Andromeda
76% matchMixed44% of 242 reviews2017
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.2 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 58.8% ★, Strategy 22.2%, Space 14.1%, Sci-fi 4.9%
- #40 Homeworld 3
71% matchMixed41% of 8,597 reviews2024
Dev: Blackbird InteractivePub: Gearbox Publishing
Windows
Median: 4.7 hrsMean: 60.0 hrs≥1hr: 72%
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 40.3%, Strategy 30.9%, Sci-fi 14.1%, Multiplayer 6.6%, RTS 3%
- #41 Age of Wonders 4
69% matchVery Positive81% of 22,264 reviews2023
Dev: Triumph StudiosPub: Paradox Interactive
Windows
Median: 22.2 hrsMean: 60.1 hrs≥1hr: 93%
Rule a fantasy realm of your own design! Explore new magical realms in Age of Wonders’ signature blend of 4X strategy and turn-based tactical combat. Control a faction that grows and changes as you expand your empire with each turn!
Why similar: 4X 66.5% ★, Strategy 16.8%, Grand Strategy 8.6% ★, Multiplayer 3.6%, Turn-Based Strategy 2.5%
- #42 HUMANKIND™
70% matchMixed69% of 28,395 reviews2021
Dev: AMPLITUDE Studios
Windows · Mac
Median: 7.5 hrsMean: 33.0 hrs≥1hr: 91%
Rewrite history by shaping a civilization as unique as you are. Combine 60 cultures from the Ancient Era to the Modern Age to lead your empire to victory. Build thriving cities, outsmart rivals in epic battles, spread your influence and leave your mark on HUMANKIND™.
Why similar: 4X 55.1% ★, Strategy 22.5%, Turn-Based 9.8%, Grand Strategy 6.3% ★, Multiplayer 3.5%
- #43 Star Ruler
73% 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 54.3% ★, Strategy 21.2%, Space 15.9%, Sci-fi 3.9%, Grand Strategy 3.7% ★
- #44 Millennia
68% matchMixed67% of 3,763 reviews2024
Dev: C Prompt GamesPub: Paradox Interactive
Windows
Median: 14.3 hrsMean: 35.3 hrs≥1hr: 86%
Create your own nation in Millennia, a historical turn-based 4X game that challenges your strategic prowess across 10,000 years of history, from the dawn of humanity to our possible futures.
Why similar: 4X 56.3% ★, Turn-Based 17.8%, Strategy 13.6%, Grand Strategy 7.7% ★, Turn-Based Strategy 2.2%
- #45 Space Hulk (Classic)
73% matchMostly Positive71% of 2,075 reviews2013
Dev: Full Control StudiosPub: SNEG
Windows
Median: 3.1 hrsMean: 5.0 hrs≥1hr: 83%
The legendary Space Hulk returns in this epic turn based strategy game. Set in the Warhammer 40,000 universe, an intriguing story of legendary battles and heroic actions unfolds.
Why similar: Turn-Based 52.9%, Strategy 34%, Sci-fi 8.8%, Turn-Based Strategy 2.9%, Multiplayer 1%
- #46 Sid Meier's Civilization IV: Colonization
72% matchVery Positive87% of 1,534 reviews2008
Dev: Firaxis GamesPub: 2K
Windows · Mac
Median: 30 minMean: 13.8 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 50.2% ★, Strategy 23.3%, Turn-Based 20.7%, Turn-Based Strategy 2.2%, Multiplayer 1.9%
- #47 Sid Meier's Alpha Centauri™ Planetary Pack
67% matchVery Positive91% of 581 reviews2024
Dev: Firaxis GamesPub: Electronic Arts
Windows
Median: 42 minMean: 12.1 hrs≥1hr: 43%
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Why similar: 4X 66.1% ★, Strategy 16.3%, Space 12.2%, Multiplayer 3.5%, Turn-Based Strategy 1.3%
- #48 ENDLESS™ Legend 2
64% matchVery Positive84% of 2,525 reviews2025
Dev: AMPLITUDE StudiosPub: Hooded Horse
Windows
Median: 5.2 hrsMean: 12.4 hrs≥1hr: 81%
Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.
Why similar: 4X 54.2% ★, Turn-Based 17.5%, Strategy 12.9%, Grand Strategy 7.8% ★, Multiplayer 3.5%
- #49 Lords of the Black Sun
74% matchVery Negative20% of 396 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 53.2% ★, Strategy 19.3%, Space 14.3%, Turn-Based 9.4%, Sci-fi 2.9%
- #50 Battlefleet Gothic: Armada (Classic)
70% matchMixed69% of 6,011 reviews2016
Dev: Tindalos InteractivePub: Focus Entertainment
Windows
Median: 3.6 hrsMean: 13.5 hrs≥1hr: 83%
Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.
Why similar: Strategy 43.8%, Space 38%, Sci-fi 10.6%, Multiplayer 4.1%, RTS 2.4%
- #51 X Rebirth
72% matchMixed44% of 7,309 reviews2013
Dev: Egosoft
Windows · Mac · Linux
Median: 3.3 hrsMean: 19.2 hrs≥1hr: 88%
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
Why similar: Space 71.4%, Sci-fi 20.7%, Strategy 5.6%, Action 1.1%, Singleplayer 1%
- #52 Age of Wonders III
69% matchVery Positive80% of 12,777 reviews2014
Dev: Triumph StudiosPub: Paradox Interactive
Windows · Mac · Linux
Median: 3.7 hrsMean: 18.4 hrs≥1hr: 76%
Age of Wonders III is the long anticipated sequel to the award-winning strategy series. Delivering a unique mix of Empire Building, Role Playing and Warfare, Age of Wonders III offers the ultimate in turn-based fantasy strategy for veterans of the series and new players alike!
Why similar: 4X 47.5% ★, Strategy 29.9%, Turn-Based 15%, Turn-Based Strategy 2.9%, Multiplayer 1.9%
- #53 Old World
66% matchVery Positive82% of 6,533 reviews2022
Dev: Mohawk GamesPub: Hooded Horse
Windows · Mac · Linux
Median: 3.6 hrsMean: 11.9 hrs≥1hr: 82%
Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind?
Why similar: 4X 54.1% ★, Turn-Based 17.7%, Strategy 13%, Grand Strategy 7.9% ★, Multiplayer 3.5%
- #54 Space Empires IV Deluxe
71% matchVery Positive86% of 286 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 18 minMean: 10.7 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 57.3% ★, Strategy 18.9%, Space 9.1%, Turn-Based 8.9%, Sci-fi 4.6%
- #55 Heroes of Science and Fiction
62% matchVery Positive91% of 854 reviews2026
Dev: Oxymoron Games
Windows · Linux
Median: 2.0 hrsMean: 7.5 hrs≥1hr: 69%
A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.
Why similar: 4X 50.2% ★, Turn-Based 17.8%, Strategy 12.3%, Grand Strategy 7.3% ★, Sci-fi 5%
- #56 Space Rangers HD: A War Apart
68% matchVery Positive94% of 7,172 reviews2013
Dev: SNK GamesPub: Fulqrum Publishing
Windows
Median: 4.0 hrsMean: 27.8 hrs≥1hr: 89%
Space adventure, open world RPG, strategy, arcade, quest and more!
Why similar: Space 42.2%, Strategy 23.9%, Turn-Based 16.1%, Classic 9.3% ★, Sci-fi 6.8%
- #57 Star Trek: Voyager - Across the Unknown
61% matchVery Positive80% of 4,118 reviews2026
Dev: GamexcitePub: Daedalic Entertainment
Windows
Median: 6.7 hrsMean: 15.5 hrs≥1hr: 86%
Star Trek: Voyager - Across the Unknown is a story-driven survival strategy game in which the fate of the iconic starship is in your hands. Take the helm, manage the ship and resources, and make difficult decisions. Will you be able to bring home the ship and its crew?
Why similar: Strategy 57.6%, Space 29.2%, Sci-fi 13.2%
- #58 Heroes of Might and Magic: Olden Era
59% matchVery Positive89% of 16,795 reviews2026
Dev: UnfrozenPub: Hooded Horse
Windows
Median: 5.9 hrsMean: 15.1 hrs≥1hr: 83%
Heroes of Might and Magic: Olden Era is the official prequel hailing back to the origins of the genre-defining, critically acclaimed series of turn-based strategy games. Raise grand armies and wield devastating spells to overcome your foes in both solo and multiplayer.
Why similar: 4X 53.1% ★, Turn-Based 18.3%, Strategy 13.9%, Grand Strategy 7.8% ★, Multiplayer 3.9%
- #59 The Last Federation
69% matchMostly Positive75% of 503 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 40.3% ★, Strategy 19.2%, Space 16.4%, Turn-Based 15.4%, Sci-fi 4%