- #1 Star Ruler 2
97% 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 41.2% ★, Space 18.5%, RTS 14.9%, Strategy 11.5%, Sci-fi 10.9%
- #2 StarDrive
96% matchMixed45% of 1,487 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 46.4% ★, Space 17.5%, Strategy 12.3%, RTS 11.6%, Sci-fi 8.3%
- #3 Gewevo : Interstellar
96% matchNo user reviews2021
Dev: Victor Filipiak
Windows
Gewevo : Interstallar is a space strategy game derived from the tabletop RPG universe Gewevo. It offers an approach a little closer to a wargame with regard to the empire management aspect. Made with passion by a one-man team;)
Why similar: 4X 36.9% ★, Action RTS 18.2% ★, RTS 14.5%, Strategy 12.6%, Space 10.3%
- #4 Novalast
95% matchNo user reviews
Dev: Raging Storm Studios
Windows · Mac · Linux
Novalast is an immersive 2.5D Space RTS with full physics based combat, putting you in the Captain's chair of powerful starships. It features a fully physicalized logistics and supply system, where Nolithium supply matters. Run out of Nolithium, you're dead in the water.
Why similar: Spaceships 33% ★, 4X 18.1% ★, Action RTS 15% ★, Space 11.8%, RTS 9.2%
- #5 Star Ruler
94% 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 42.2% ★, Space 18.9%, Strategy 14.8%, RTS 12.2%, Sci-fi 7.1%
- #6 StarDrive 2
94% matchMixed55% of 2,101 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 41.7% ★, Space 20.3%, Strategy 19.2%, Sci-fi 13.3%, Indie 5.1%
- #7 Rank: Warmaster
93% match3 user reviews100% of 3 reviews2021
Dev: Laser Beams & Particle Streams Software, Inc.
Windows
Stranded on Mars with next to nothing, build a city, assemble a fleet, and expand your empire to survive a hostile solar system in this new take that combines elements of space combat and RTS inspired by the classics.
Why similar: Spaceships 29.4% ★, 4X 25.6% ★, Action RTS 13.2% ★, RTS 11.1%, Space 8.2%
- #8 Stardust Exile
92% matchMixed70% of 46 reviews2024
Dev: Apseren
Windows · Linux
Stardust Exile is an RTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics. The remaining star systems are procedurally generated. It has both online mode and single-player skirmish mode. The online server is persistent and single-shard.
Why similar: 4X 27.1% ★, Spaceships 24.9% ★, RTS 11.8%, Action RTS 11.6% ★, Space 11.2%
- #9 Galactic Inheritors
91% matchMixed43% of 88 reviews2015
Dev: Crispon GamesPub: Plug In Digital
Windows
Median: 3.5 hrsMean: 3.6 hrs≥1hr: 97%
Colonise solar systems and watch them grow. Explore the galaxy to find its strategic choke points. Build up your empire and your fleet and then use the power of the media to prepare your people for the inevitable war. At the same time watch your opponents, keep on an eye on their own media and watch for threats and opportunities.
Why similar: 4X 47.8% ★, Space 25.5%, Strategy 12.7%, Sci-fi 10%, Indie 4.1%
- #10 ASTRA LIMES: Belt Operations
91% matchNo user reviews2026
Dev: CorvusPub: Minus1K
Windows
Command fleets in this indirect control RTS game set within treacherous asteroid belts. Easily design your own skirmishes for a quick 15-minute battle or dive into an hours-long campaign of high-risk surgical strikes and systematic border advancement.
Why similar: 4X 41.8% ★, RTS 16.5%, Space 15.2%, Strategy 13.7%, Sci-fi 9.6%
- #11 Lords of the Black Sun
90% matchMostly 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 51.1% ★, Space 21%, Strategy 16.6%, Sci-fi 6.7%, Indie 4.5%
- #12 Sword of the Stars II: Enhanced Edition
89% 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 54.4% ★, Space 18.5%, Strategy 16%, Sci-fi 10.4%, Singleplayer 0.7%
- #13 Shallow Space
89% matchMostly Negative25% of 231 reviews2015
Windows · Mac · Linux
Median: 3.8 hrsMean: 5.0 hrs≥1hr: 95%
Construct your Taskforce and lead your forces to domination in the ultimate Fleet Warfare RTS!
Why similar: Space 26.1%, 4X 19.3% ★, RTS 18.9%, Strategy 16.7%, Sci-fi 8.5%
- #14 Distant Worlds: Universe
88% matchMostly Positive75% of 1,851 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 50.9% ★, Space 19.5%, Strategy 11%, Sci-fi 9.5%, RTS 6.6%
- #15 Axan Ships - Low Poly
87% matchMixed63% of 19 reviews2019
Dev: Adam Stępiński
Windows
Sci-fi RTS and Top-Down
Why similar: Spaceships 43.9% ★, Action RTS 21.7% ★, Space 12%, Sci-fi 8.8%, RTS 7.8%
- #16 Space Empires IV Deluxe
86% matchVery Positive86% of 289 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 18 minMean: 11.0 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 57.6% ★, Strategy 17.1%, Space 13.9%, Sci-fi 11%, Singleplayer 0.4%
- #17 Drox Operative
86% matchVery Positive90% of 321 reviews2014
Dev: Soldak Entertainment
Windows · Mac · Linux
Median: 3.8 hrsMean: 7.7 hrs≥1hr: 85%
Drox Operative is a starship action RPG with warring alien races, fierce space battles, a dynamic, evolving galaxy, and co-op multiplayer for Windows and Mac.Eons ago the Drox ruled the galaxy through their mighty Operatives. These elite starship captains were trained to accomplish the impossible at whatever cost necessary.
Why similar: Space 27.2%, Action RPG 22.1%, 4X 19.2% ★, Sci-fi 13.4%, RPG 7.5%
- #18 The Veiled Atlas: A Cycle of Falls
85% matchNo user reviews
Dev: Flat Gradient
Windows
A turn-based 4X of rival governments contesting the dim Atlas through economy, war and an Influence-weighted Council. At the edge of sensor range, the Shadow does not lose - it only rises.
Why similar: 4X 50.2% ★, Strategy 17.4%, Space 12.9%, Sci-fi 11.1%, 2D 5.1%
- #19 Uciana
84% matchNo user reviews
Dev: Birdshel, LLC
Windows
Explore, expand, exploit, and exterminate in this sci-fi 4X turn-based strategy game.
Why similar: 4X 50% ★, Strategy 17%, Space 13.3%, Sci-fi 11.2%, 2D 5.6%
- #20 Axan Ships
84% match1 user reviews0% of 1 reviews2019
Dev: Adam Stępiński
Windows
Sci-fi RTS and Top-Down
Why similar: Spaceships 47.8% ★, Action RTS 24.8% ★, Space 8.9%, Strategy 6.2%, Sci-fi 5.6%
- #21 Master of Orion
83% matchMostly Positive77% of 8,153 reviews2016
Dev: NGD StudiosPub: Wargaming Labs
Windows · Mac · Linux
Median: 9.2 hrsMean: 101.6 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 57.2% ★, Strategy 17%, Space 16.6%, Sci-fi 7.6%, RTS 0.9%
- #22 Space Empires V
82% matchMostly Positive72% of 475 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 36 minMean: 14.7 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 54.8% ★, Strategy 17.7%, Space 16.7%, Sci-fi 10%, Singleplayer 0.8%
- #23 Sword of the Stars: Complete Collection
81% matchVery Positive88% of 710 reviews2010
Dev: Kerberos Productions Inc.Pub: Paradox Interactive
Windows
Median: 48 minMean: 28.3 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 55.4% ★, Space 17.2%, Strategy 15.8%, Sci-fi 10.7%, Singleplayer 0.9%
- #24 Master of Orion 3
81% matchMixed54% of 187 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 63.6% ★, Strategy 19%, Space 11.5%, Sci-fi 5.9%
- #25 Dawn of Andromeda
80% matchMixed43% of 243 reviews2017
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.1 hrsMean: 11.7 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 50% ★, Space 18.3%, Strategy 16.9%, Sci-fi 9.8%, Indie 4.9%
- #26 Predestination
79% 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 47.1% ★, Space 19.7%, Strategy 17.3%, Sci-fi 9%, Indie 6.9%
- #27 SPACECOM
79% matchMixed68% of 532 reviews2014
Dev: Flow CombinePub: 11 bit studios
Windows · Mac · Linux
Median: 3.1 hrsMean: 5.2 hrs≥1hr: 94%
SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.
Why similar: 4X 37.4% ★, RTS 22.4%, Space 13%, Strategy 10.1%, Sci-fi 9.2%
- #28 Gratuitous Space Battles
78% matchMostly Positive70% of 885 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: Spaceships 43.3% ★, Space 15.9%, Sci-fi 10.4%, Strategy 9.9%, RTS 7.2%
- #29 Fleetbreakers
77% matchNo user reviews2026
Dev: Last KeepPub: Level Up Gaming
Windows
From the creators of Halo Wars and Age of Empires, Fleetbreakers is an action RTS roguelite with satisfying fleet combat in bite-sized sessions. Strategic depth meets cataclysmic space battles in an ever-evolving campaign that keeps you coming back for just. One. More. Run.
Why similar: Spaceships 40.8% ★, Action RTS 17% ★, RTS 14.5%, Space 11.6%, Sci-fi 8.3%
- #30 Age of Space
77% matchNo user reviews
Dev: PodPal Games
Windows
Evolve from being a nobody to being the center of power! Age of space combines real time resource management with tactical combat. Work as a mercenary for clients in our solar system as you gradually get dragged into a liberation war between the Martians and the UEA. Who will you side with?
Why similar: 4X 30.6% ★, Space 24.9%, RTS 18.7%, Strategy 16.7%, Sci-fi 7.8%
- #31 Etherium
78% matchMostly Negative37% of 953 reviews2015
Dev: Tindalos InteractivePub: Focus Entertainment
Windows
Median: 3.4 hrsMean: 4.2 hrs≥1hr: 90%
Etherium is a real-time strategy game set in a science-fiction universe, where three factions battle it out for a mysterious and rare resource known as ‘Etherium’.
Why similar: Sci-fi 28.8%, RTS 20.5%, Strategy 19.1%, 4X 16.8% ★, Space 13.6%
- #32 Imperium Galactica II
76% matchVery Positive88% of 644 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 37% ★, Strategy 24.6%, Space 22.7%, RTS 15.7%
- #33 ENDLESS Space™ - Definitive Edition
76% matchVery Positive81% of 9,592 reviews2012
Dev: AMPLITUDE Studios
Windows · Mac
Median: 4.6 hrsMean: 13.5 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 48.8% ★, Space 20.3%, Strategy 18.5%, Sci-fi 10.4%, Indie 1.3%
- #34 Final Theory
75% matchMostly Positive80% of 393 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: Spaceships 41.5% ★, 4X 30.9% ★, Space 10%, Sci-fi 8.2%, Strategy 7.5%
- #35 RogueCraft Squadron
75% match6 user reviews83% of 6 reviews2019
Dev: Missing Sentinel Software
Windows · Mac · Linux
RogueCraft Squadron is a fast paced real-time strategy space adventure with roguelike elements. Play as a squadron commander fighting against a hostile alien race; collecting resources, researching new ships and building an armada as you fight to survive against overwhelming odds.
Why similar: RTS 24.2%, Space 22.8%, Strategy 21.7%, Sci-fi 15.6%, Indie 9.1%
- #36 Galaxy Trek
74% match2 user reviews100% of 2 reviews2024
Dev: Peritoma Studios
Windows
Galaxy Trek is a fun, simple and addictive indie game that will test your reflexes, strategy and skill. Each game you play is unique!
Why similar: Action RTS 36.4% ★, Space 22.4%, RTS 17.4%, Strategy 12%, Action 4.3%
- #37 Chieftain
74% matchMixed55% of 20 reviews2018
Dev: Splout Ltd.
Windows · Mac · Linux
Chieftain is a fantasy game of world conquest - containing elements of a procedurally generated 4X world, and real-time skirmishes including hundreds of soldiers on screen battling for your dominion and reign to be supreme!
Why similar: 4X 42.7% ★, Strategy 26.7%, RTS 19.8%, Indie 10.8%
- #38 STARHOME
73% matchNo user reviews
Dev: DIGIFOXPub: Games Operators
Windows
Take command of the fleet of starships that is the home to the remnants of your civilization. Manage the limited space of each spacecraft and find the balance between living space, production, defenses, and weapons. Explore the galaxy as you seek refuge and safety from an overwhelming threat.
Why similar: Spaceships 38.1% ★, Action RTS 16.8% ★, Space 13.3%, RTS 11.8%, Sci-fi 8.9%
- #39 Stars in Shadow
73% matchMostly Positive79% of 833 reviews2017
Dev: Ashdar GamesPub: Iceberg Interactive
Windows
Median: 2.4 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 57.3% ★, Space 15.7%, Strategy 13.3%, Sci-fi 8.8%, Indie 4.8%
- #40 Starpoint Gemini Warlords
72% matchMostly Positive73% of 3,584 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 10.9 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: Spaceships 32.6% ★, 4X 28% ★, Space 16.2%, Sci-fi 8.9%, Strategy 6.9%
- #41 Battle For Cosmos
71% match6 user reviews100% of 6 reviews2023
Dev: Oscar Makes Games
Windows
Battle For Cosmos is a fast-paced, action-packed RTS set in space. With a focus on the battle it is perfect for those who want a thrilling and engaging strategy game without the unnecessary filler. Take control of your empire, build your defenses, and conquer the cosmos!
Why similar: Action RTS 33.3% ★, RTS 21%, Space 16.4%, Strategy 11.5%, Sci-fi 8.6%
- #42 Armada 2526 Gold Edition
73% matchMixed67% of 108 reviews2013
Dev: Ntronium GamesPub: Iceberg Interactive
Windows
Median: 24 minMean: 13.3 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 47.9% ★, Strategy 25.5%, Space 17.8%, Indie 8.8%
- #43 CHAOTIC ERA
71% matchMixed49% of 36 reviews2024
Dev: BOBBY TECHNOLOGY
Windows · Mac · Linux
AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.
Why similar: 4X 34.9% ★, Action RTS 19.7% ★, RTS 14.7%, Space 10%, Sci-fi 8.2%
- #44 Sins of a Solar Empire II
69% matchVery Positive84% of 8,475 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 30.9 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 39.4% ★, Space 22.3%, RTS 16.9%, Strategy 10.2%, Sci-fi 9.9%
- #45 Sid Meier's Alpha Centauri™ Planetary Pack
70% matchVery Positive91% of 600 reviews2024
Dev: Firaxis GamesPub: Electronic Arts
Windows
Median: 42 minMean: 11.9 hrs≥1hr: 44%
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Why similar: 4X 65.4% ★, Space 18.4%, Strategy 14.5%, Singleplayer 1.7%
- #46 Admiral Stepinski
72% match1 user reviews100% of 1 reviews2019
Dev: Adam Stępiński
Windows
A multiplayer, tactical, real-time strategy with spaceships
Why similar: Spaceships 46.6% ★, RTS 20%, Space 10.6%, Strategy 8.6%, Sci-fi 6.9%
- #47 AI War: Fleet Command
71% matchVery Positive82% of 1,611 reviews2009
Dev: Arcen Games
Windows · Mac · Linux
Median: 2.7 hrsMean: 5.7 hrs≥1hr: 87%
"You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...
Why similar: Strategy 27.2%, 4X 26.6% ★, RTS 17.4%, Space 16.4%, Sci-fi 8.1%
- #48 Project Sol
70% matchNo user reviews
Dev: Quack Reactions
Windows
Project Sol is a Sci-Fi colony sim set in the future when you civilization is just beginning to reach for the stars. Take control of your Empire, build massive orbital satellites, defend from roving pirates, and conquer the galaxy!
Why similar: 4X 42.6% ★, Action RTS 22.1% ★, Strategy 13.6%, Space 11.7%, Sci-fi 10%
- #49 Nexus - The Jupiter Incident
70% matchVery Positive86% of 1,074 reviews2007
Dev: Mithis GamesPub: HandyGames
Windows
Median: 1.9 hrsMean: 12.0 hrs≥1hr: 65%
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 30.1%, Spaceships 17.7% ★, RTS 16.8%, Strategy 16.2%, Sci-fi 16%
- #50 Master of Orion 1
68% matchVery Positive90% of 448 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 66.4% ★, Strategy 15.8%, Space 11.1%, Sci-fi 6.1%, Singleplayer 0.6%
- #51 Space Menace
68% matchMixed60% of 40 reviews2022
Dev: Only4Gamers
Windows · Mac
Space Menace is a sci-fi space RTS and battle game. You play as a space captain, seeking fortune and glory as you see fit. Leave your mark on the world and determine the fate of the galaxy with your decisions.
Why similar: Spaceships 30.9% ★, Action RTS 16.2% ★, Space 15.1%, RTS 14.7%, Sci-fi 9.8%
- #52 Heathen Engineering's Terran
69% matchMostly Negative33% of 15 reviews2019
Dev: Heathen Engineering
Windows · Mac · Linux
Galactic Strategy | Tactics | Action! Found an empire and expand across the stars, command massive fleets in interstellar conflicts and pilot powerful warships as you battle for victory in Heathen Engineering’s Terran.
Why similar: 4X 39.6% ★, Space 19.9%, Strategy 16.5%, Sci-fi 11.3%, Indie 7.1%
- #53 Galaxy Reavers
69% matchMixed69% of 205 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: Space 32.5%, RTS 25.5%, Strategy 22.4%, Sci-fi 14.4%, Indie 5.2%
- #54 Gods and Idols
67% matchMixed69% of 757 reviews2016
Dev: JatteGames
Windows
Median: 1.0 hrsMean: 14.4 hrs≥1hr: 48%
Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.
Why similar: 4X 34.9% ★, Action RTS 17.6% ★, RTS 14.5%, Space 13.7%, Sci-fi 9.5%
- #55 Children of the Galaxy
68% matchPositive93% of 14 reviews2017
Dev: Filip Dusek, Empty Keys
Windows
Children of the Galaxy is a grand scale 4x turn-based strategy game with a turn-based combat and tactical elements. You can explore the galaxy, colonize planets and build huge armies of starships to fight in epic space battles.
Why similar: 4X 58.5% ★, Strategy 18.8%, Sci-fi 14.2%, Indie 8.5%
- #56 Vega Chronicle
67% matchNo user reviews2026
Dev: Just Add Lava
Windows · Mac · Linux
Lead your civilization to galactic glory in this bite-sized 4X strategy game. Build, colonize, trade, and, by tact or might, overcome all who oppose you.
Why similar: 4X 50.8% ★, Space 19.8%, Strategy 16.7%, Sci-fi 11.5%, Singleplayer 1.1%
- #57 Galactum Meridian
66% matchNo user reviews2026
Dev: Hedra Games
Windows
Lead humanity's first deep survey beyond Sol in a research-first space strategy game. Explore star systems, investigate worlds, deploy probes, and turn scientific discoveries into strategic power.
Why similar: 4X 45.3% ★, Space 17.9%, Strategy 14.2%, Physics 9.9%, Sci-fi 8.7%
- #58 Haegemonia: Legions of Iron
67% matchMixed69% of 102 reviews2014
Dev: Digital RealityPub: Microids
Windows
Median: 0 minMean: 24.6 hrs≥1hr: 26%
From the makers of the award-winning Imperium Galactica 1 and 2 games, discover a powerful space-opera like RTS game.
Why similar: Space 32.2%, RTS 27.3%, Strategy 22.9%, Sci-fi 8.9%, Indie 4.5%