- #1 Haegemonia: Legions of Iron
97% matchMixed68% of 101 reviews2014
Dev: Digital RealityPub: Microids
Windows
Median: 0 minMean: 25.0 hrs≥1hr: 27%
From the makers of the award-winning Imperium Galactica 1 and 2 games, discover a powerful space-opera like RTS game.
Why similar: Strategy 32.8%, Space 30%, RTS 27.8%, Action 5.7%, Indie 3.7%
Why You'll Like It: As the base game for the Solon Heritage expansion, it is the most direct experience for fans of the series.
- #2 Sins of a Solar Empire®: Rebellion
96% 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: RTS 38.5%, Space 34.9%, Strategy 26.6%
Why You'll Like It: It is the definitive hybrid of real-time strategy and 4X empire management, perfectly capturing the scale of space warfare.
- #3 Nexus - The Jupiter Incident
96% 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 40.1%, Strategy 33%, RTS 24.5%, Indie 2.4%
Why You'll Like It: This game offers a highly tactical, cinematic space RTS experience that mirrors the intense fleet combat found in Haegemonia.
- #4 Imperium Galactica II
95% 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: Strategy 48.7%, Space 29.2%, RTS 22.1%
Why You'll Like It: This classic title shares the same DNA as Haegemonia, blending real-time combat with complex 4X empire building.
- #5 Homeworld Remastered Collection
94% 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 40%, RTS 34%, Strategy 25.3%, Action 0.7%
Why You'll Like It: The gold standard for 3D space RTS, providing the same level of tactical depth and visual spectacle as the Haegemonia series.
- #6 Sword of the Stars: Complete Collection
94% 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: Strategy 58.6%, Space 41.4%
Why You'll Like It: Combines turn-based empire management with real-time tactical battles, offering a similar strategic loop to Haegemonia.
- #7 Distant Worlds: Universe
93% 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: Space 44%, Strategy 38.2%, RTS 16.3%, Indie 1.5%
Why You'll Like It: Provides an incredibly deep, automated 4X experience that allows players to focus on the grand strategy of space conquest.
- #8 Star Ruler 2
92% 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: Space 33.6%, Strategy 32.1%, RTS 29.6%, Indie 4.7%
Why You'll Like It: Offers deep, customizable space strategy with real-time elements that allow for massive scale and tactical control.
- #9 Battlefleet Gothic: Armada 2
91% matchMostly Positive75% of 10,734 reviews2019
Dev: Tindalos InteractivePub: Focus Entertainment
Windows
Median: 5.0 hrsMean: 22.9 hrs≥1hr: 86%
Battlefleet Gothic: Armada 2 is the new real-time strategy game adapted from Games Workshop’s famous tabletop game that portrays the epic space battles of the Warhammer 40,000 universe.
Why similar: Space 40.9%, RTS 30.2%, Strategy 28.9%
Why You'll Like It: Focuses heavily on tactical fleet positioning and combat in a dark, atmospheric sci-fi setting.
- #10 Stellaris
90% 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: Space 61%, Strategy 39%
Why You'll Like It: The modern benchmark for grand-scale space strategy, offering unparalleled depth in empire management and exploration.
- #11 Space Empires V
91% matchMostly Positive73% of 469 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 36 minMean: 14.4 hrs≥1hr: 46%
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: Strategy 61.9%, Space 38.1%
Why You'll Like It: A classic, deep 4X experience that appeals to players who enjoy complex research and empire management trees.
- #12 ENDLESS™ Space 2
89% 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 90.9%, Space 8.3%, RTS 0.5%, Action 0.3%, Indie 0.1%
Why You'll Like It: A highly polished 4X game with strong faction identity and tactical combat that feels rewarding and strategic.
- #13 Perimeter: Emperor's Testament
89% 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 56.6%, Space 22.4%, RTS 21%
Why You'll Like It: A unique RTS with terraforming mechanics that appeal to fans of complex, non-traditional strategy games.
- #14 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: Strategy 54.3%, Space 37.4%, Indie 8.3%
Why You'll Like It: Features ship design and tactical combat that mirrors the customization and strategic depth of the Haegemonia experience.
- #15 Homeworld: Deserts of Kharak
86% matchMostly Positive79% of 8,793 reviews2016
Dev: Blackbird InteractivePub: Gearbox Publishing
Windows · Mac
Median: 5.0 hrsMean: 9.6 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: RTS 45.9%, Strategy 37%, Space 15.1%, Action 2%
Why You'll Like It: Captures the tactical RTS feel of the Homeworld series with a focus on unit positioning and terrain on a planetary scale.
- #16 AI War 2
85% 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: RTS 42%, Space 34.3%, Strategy 23.8%
Why You'll Like It: A unique, challenging space RTS focused on asymmetric warfare against a superior machine intelligence.
- #17 Starpoint Gemini Warlords
86% 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: Space 56.4%, Strategy 36.8%, Indie 6.8%
Why You'll Like It: Blends 4X strategy with action-oriented space combat, offering a more hands-on approach to fleet command.
- #18 Void Destroyer 2
82% matchVery Positive80% of 664 reviews2020
Dev: Iteration 11
Windows
Median: 2.4 hrsMean: 14.5 hrs≥1hr: 74%
Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.
Why similar: Space 31%, RTS 29.9%, Strategy 25.1%, Action 8.4%, Indie 5.6%
Why You'll Like It: Combines space simulation with tactical RTS elements, allowing for both dogfighting and fleet control.
- #19 Dawn of Andromeda
84% 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: Strategy 53.3%, Space 37.6%, Indie 9%
Why You'll Like It: A real-time 4X game that keeps the pace fast and accessible while maintaining core strategic elements.
- #20 Battlevoid: Sector Siege
84% matchMixed58% of 194 reviews2017
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Battlevoid: Sector Siege is an epic straight into action real-time space strategy game, in which the world has been built to deliver a lively battle field; and the action is never more than just seconds away at the start of every game.
Why similar: Strategy 31%, Space 29.9%, RTS 22.5%, Action 9%, Indie 7.6%
Why You'll Like It: A streamlined space RTS that emphasizes fleet management and tactical combat in a compact, intense format.
- #21 Master of Orion
81% 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: Strategy 59.2%, Space 37.5%, RTS 2.2%, Action 1.1%
Why You'll Like It: A modern take on the classic 4X formula that defined the genre and remains a staple for space strategy fans.
- #22 Gratuitous Space Battles
83% matchMostly Positive71% of 874 reviews2009
Dev: Positech Games
Windows · Mac · Linux
Median: 2.8 hrsMean: 5.1 hrs≥1hr: 81%
The first ever auto-battler game, from way back in 2009Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
Why similar: Space 36.5%, Strategy 34.9%, RTS 18.2%, Indie 6%, Action 4.4%
Why You'll Like It: Focuses heavily on the fleet-building and tactical combat aspects of space strategy, perfect for those who enjoy the battle-prep phase.
- #23 Galactic Civilizations III
81% 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: Space 54.1%, Strategy 45.9%
Why You'll Like It: A robust 4X title that emphasizes diplomacy, research, and empire building in a vast galaxy.
- #24 Interstellar Space: Genesis
79% 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: Space 48.4%, Strategy 41.7%, Indie 9.9%
Why You'll Like It: A turn-based 4X game that captures the spirit of classic space exploration and empire expansion.
- #25 Armada 2526 Gold Edition
82% 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: Strategy 60.3%, Space 27.5%, Indie 12.2%
Why You'll Like It: Combines turn-based strategy with real-time tactical space battles, bridging the gap between 4X and RTS.
- #26 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: Space 46.7%, Strategy 46.6%, Indie 6.7%
Why You'll Like It: A modern 4X title with a focus on exploration and diverse sci-fi environments that feel fresh and expansive.
- #27 Galactic Civilizations IV
73% 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: Space 58.5%, Strategy 41.5%
- #28 Sins of a Solar Empire II
70% 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: Space 39.4%, RTS 32.8%, Strategy 27.7%
- #29 Carrier Command: Gaea Mission
80% matchMixed48% of 1,166 reviews2012
Dev: Bohemia Interactive
Windows
Median: 1.1 hrsMean: 12.6 hrs≥1hr: 51%
A next-gen re-imagination of a groundbreaking 80s classic. Carrier Command: Gaea Mission brings a breathtaking combination of action and strategy elements.
Why similar: Strategy 54.1%, RTS 30.7%, Action 15.1%
Why You'll Like It: Offers a unique blend of RTS and action-oriented vehicle control in a sci-fi setting, providing a different perspective on tactical command.
- #30 Galaxy Reavers
78% matchMixed70% of 204 reviews2016
Dev: Good Games
Windows
This is a fun yet challenging RTS game. To survive in the vast galaxy, you need to build up your own fleet and customize your warships. You will also learn to control them efficiently in battle to defeat your enemies, conquer planets, and expand your galactic empire!
Why similar: Strategy 34.6%, Space 32.7%, RTS 28%, Indie 4.6%
Why You'll Like It: A real-time strategy game focused on intense, tactical space fleet combat with a focus on ability management.
- #31 Dominus Galaxia: KS Edition
78% matchVery Positive84% of 242 reviews
Dev: StarChart-Interactive
Windows · Mac · Linux
Dominus Galaxia is a 4X space strategy game with a focus on amplifying strategic decisions and minimising non-strategic busywork.
Why similar: Strategy 81.3%, Indie 18.7%
Why You'll Like It: A 4X game that stays true to the roots of the genre with deep strategic layers and classic space empire mechanics.
- #32 Void Destroyer
77% 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: Space 33.3%, Strategy 32.3%, RTS 20.7%, Action 9%, Indie 4.8%
- #33 Distant Worlds 2
71% 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: Strategy 56.2%, Space 43.8%
- #34 UFO: Aftershock
76% matchMostly Positive75% of 252 reviews2014
Dev: ALTAR InteractivePub: Fulqrum Publishing
Windows
Median: 18 minMean: 27.9 hrs≥1hr: 39%
UFO: Aftershock is a combination of tactical squad combat and global strategy that enhances and expands upon its prequel, UFO: Aftermath.
Why similar: Strategy 75%, Space 25%
- #35 Space Empires IV Deluxe
77% 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: Strategy 65.3%, Space 34.7%
- #36 Geo-Political Simulator 2026 Edition
66% matchMixed49% of 196 reviews2025
Dev: Eversim
Windows
The latest expansion of the ultra-realistic world simulator, where you play as the head of state or the opposition! New Features: tourism simulator, party strategies with regime censures, personal wealth management, a European army, AI and robotics.
Why similar: Strategy 50.4%, RTS 46.2%, Indie 3.4%
- #37 Battlevoid: Harbinger
74% matchMostly Positive79% of 1,057 reviews2016
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 1.8 hrsMean: 11.0 hrs≥1hr: 56%
Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.
Why similar: Space 49%, Strategy 38.1%, Action 7.1%, Indie 5.7%
- #38 Hegemony Gold: Wars of Ancient Greece
75% matchVery Positive95% of 218 reviews2012
Dev: Longbow Games
Windows
Conquer the ancient Greek world in Hegemony Gold: Wars of Ancient Greece, an epic strategy wargame that expands and refines the award-winning Hegemony: Philip of Macedon with brand new content and features.
Why similar: Strategy 55.9%, RTS 32.8%, Indie 11.4%
- #39 Homeworld 3
68% 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: RTS 38.7%, Space 36.2%, Strategy 25.1%
- #40 Space Reign
62% matchMostly Positive76% of 377 reviews2026
Dev: Propulsive Games
Windows
An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements. Complete contracts and Claim sectors for your faction in the near-future, where resource exploiting corporations are in a state of constant conflict over territory control.
Why similar: Space 34.6%, RTS 29.2%, Strategy 21.7%, Action 8.4%, Indie 6.2%
- #41 Habroxia 2
71% matchVery Positive92% of 61 reviews2021
Dev: Lillymo Games
Windows
Blast off for a sequel that pushes every facet of 2D shoot'em ups to escape velocity!
Why similar: Space 50.2%, Action 39.8%, Indie 10.1%
- #42 Star Ruler
75% 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: Strategy 38.6%, Space 32.1%, RTS 22.7%, Indie 6.7%
- #43 Sword of the Stars II: Enhanced Edition
76% 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: Strategy 57.2%, Space 42.8%
- #44 Galactic Civilizations® II: Ultimate Edition
74% 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: Strategy 77.2%, Space 22.8%
- #45 Dominari Empires
72% matchVery Positive98% of 63 reviews2018
Dev: Tiny RTS
Windows
Got 5-10 minutes? Annihilate your enemy in a lightning fast micro 4X/RTS game set in deep space. Gameplay relies heavily on strategy, forward-thinking, and twitch-like reflexes.
Why similar: Strategy 80.6%, Indie 19.4%
- #46 Catharage
62% matchVery Positive82% of 51 reviews2025
Dev: Björn MichalskiPub: Games Foundation GmbH
Windows
A space tactics extraction roguelite. Explore space, pick fights, collect loot, then escape. Upgrade and unlock new ships to strengthen your fleet and face tougher foes.
Why similar: Strategy 100%
- #47 Halcyon 6: Starbase Commander (LIGHTSPEED EDITION)
70% matchMostly Positive79% of 830 reviews2017
Dev: Massive Damage, Inc.
Windows · Mac · Linux
Median: 6.6 hrsMean: 7.6 hrs≥1hr: 88%
A retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling. Halcyon 6: Lightspeed Edition is a massively enhanced version of the Award Winning indie strategy RPG, Halcyon 6.
Why similar: Space 54.4%, Strategy 45.6%
- #48 Emperor of the Fading Suns Enhanced
61% 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: Strategy 59%, Space 41%
- #49 X: Tension
73% matchMostly Positive77% of 135 reviews2010
Dev: Egosoft
Windows
Median: 6 minMean: 3.2 hrs≥1hr: 15%
X-Tension is the eagerly awaited expansion pack to X: Beyond the Frontier. The expansion is not limited by a linear plot line but makes use of new ways to expand your empire. You can now take part in missions that are offered to you throughout the game.
Why similar: Space 51%, Strategy 42.1%, Action 6.9%
- #50 StarDrive
73% 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: Strategy 36.2%, Space 33.5%, RTS 24.2%, Indie 6.1%
- #51 Starion Tactics
72% matchMixed40% of 177 reviews2014
Dev: Corncrow Games
Windows
Median: 5.5 hrsMean: 6.3 hrs≥1hr: 97%
After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope. Play for minutes to hours across tens to hundreds of planets in single-player skirmish or multiplayer modes—it’s entirely up to you.
Why similar: Strategy 52.6%, Space 26.4%, Action 12.1%, Indie 8.9%
- #52 Stellar Monarch
69% matchVery Positive80% of 226 reviews2016
Dev: Silver Lemur Games
Windows
Median: 4.2 hrsMean: 7.8 hrs≥1hr: 83%
Asymmetric space empire builder where you feel like the Emperor, not a logistics officer. No micromanagement, grand scale, fast paced, audiences, assassins, imperial court, disloyal admirals.
Why similar: Space 53.7%, Strategy 44.1%, Indie 2.3%
- #53 X3: Reunion
71% 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 62.9%, Strategy 32.9%, Action 4.2%
- #54 Solargene
56% matchMostly Positive76% of 819 reviews2026
Dev: Alexander Semenov
Windows
Median: 3.7 hrsMean: 34.8 hrs≥1hr: 71%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Space 55%, Strategy 45%
- #55 ENDLESS™ Space - Definitive Edition
67% 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: Strategy 57%, Space 40.6%, Indie 2.4%
- #56 Sid Meier's Alpha Centauri™ Planetary Pack
59% 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: Strategy 54.6%, Space 45.4%
- #57 Stellar Commanders
67% matchMixed58% of 101 reviews2020
Dev: Blindflug Studios AG
Windows
Conquer the stars in this straightforward multiplayer real-time strategy game from the creators of First Strike and become a Stellar Commander!
Why similar: RTS 38.1%, Space 30.8%, Strategy 22.7%, Indie 8.4%
- #58 Star Horizon
69% matchMixed60% of 150 reviews2015
Dev: Orbital Knight
Windows · Mac · Linux
Median: 3.6 hrsMean: 3.9 hrs≥1hr: 93%
Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.
Why similar: Space 65.8%, Action 17.9%, Indie 16.3%
- #59 The Last Starship
54% matchMostly Positive75% of 1,419 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 5.6 hrsMean: 10.4 hrs≥1hr: 81%
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Why similar: Space 51.6%, Strategy 40.5%, Indie 8%