- #1 Near Sol
97% match1 user reviews0% of 1 reviews2022
Dev: LTide
Windows · Mac · Linux
Space 4X game with the ability to build factories, extract resources, with characters, internal and external markets ... Take part in the discussion of the game, share your vision)
Why similar: 4X 26.5% ★, RTS 14.9%, Grand Strategy 14.6% ★, Space 9.5%, Real Time Tactics 7.6%
- #2 Ascendance
96% matchNo user reviews2027
Dev: Torchdrive
Windows
Ascendance is a real-time space strategy game that sees you lead your civilisation into a vast and mysterious galaxy. Experience an immersive journey with detailed civilisations, deeply-simulated economies, internal politics, nuanced diplomacy, and intense space battles.
Why similar: 4X 23.8% ★, RTS 13.8%, Grand Strategy 13.3% ★, Space 9.5%, Diplomacy 6.9% ★
- #3 Distant Worlds: Universe
96% 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 38.7% ★, Space 15.3%, Grand Strategy 11.8% ★, Strategy 9%, RTS 7.3%
- #4 Stellar Reach
95% matchMostly Positive79% of 34 reviews2025
Dev: Stelleas
Windows
Stellar Reach is a 4X hard sci-fi strategy game where you control a faction vying for dominance across a hostile galactic frontier. Guide your empire through conquest, prosperity, or industrial power as you advance through six distinct tech trees and forge your path to victory.
Why similar: 4X 29.7% ★, Grand Strategy 11.6% ★, Space 11.3%, RTS 11%, Sci-fi 7.2%
- #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 26.2% ★, Grand Strategy 16.3% ★, Space 14.8%, Sci-fi 7.1%, Strategy 6.4%
- #6 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 37.5% ★, Space 17.1%, RTS 15.5%, Strategy 13.9%, Grand Strategy 10.2% ★
- #7 Falling Frontier
93% matchNo user reviews
Dev: Stutter Fox StudiosPub: Hooded Horse
Windows
Conquer a vast procedurally generated star system in Falling Frontier, a sci-fi RTS where intel and logistics are decisive factors. Design ships and raid enemy supply lines, lay minefields and construct recon stations, and ambush enemy forces within asteroid fields and nebulae.
Why similar: 4X 22.6% ★, Grand Strategy 13.4% ★, Space 10.7%, Diplomacy 9.4% ★, Real-Time with Pause 8.9% ★
- #8 Stellar Dynasty
92% matchNo user reviews
Dev: Joshua R.D. Wilson
Windows
A sci-fi, 4X, real-time strategy game. Build, fight, and explore to survive against an unstoppable alien threat. Carry the fight from one galaxy to the next as you battle back from the brink of extinction, and unlock the secrets of the past to restore your people to the path of galactic super power.
Why similar: 4X 28.6% ★, Space 13.7%, RTS 13%, Real-Time with Pause 8.5% ★, Futuristic 8.3%
- #9 Solar Wave
91% matchNo user reviews2026
Dev: SavGus Studio
Windows
A large-scale 4X strategy game with indirect control and a focus on simulating a space empire. Capture systems, develop your economy and logistics, call up hundreds of powerful fleets and watch them incinerate enemies of the Solar Empire.
Why similar: 4X 27.3% ★, Grand Strategy 16.2% ★, RTS 15.1%, Space 12.6%, Strategy 6.8%
- #10 AI War 2
91% matchVery Positive88% of 1,536 reviews2019
Dev: Arcen Games
Windows · Mac · Linux
Median: 3.0 hrsMean: 5.7 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 27.5% ★, Grand Strategy 14.3% ★, RTS 11.6%, Space 7.4%, Real Time Tactics 6.1%
- #11 Age of Space
90% 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 23.7% ★, RTS 20.7%, Space 19.7%, Strategy 13.7%, Real-Time with Pause 5.7% ★
- #12 Final Vanguard
89% matchNo user reviews
Dev: Heavy Pepper Inc.
Windows
Rule a living interstellar empire in this real-time 4X grand strategy. Make decisions that shape civilian lives, manage fragile supply lines, lead military conquests, and decide whether your civilization thrives or collapses under its own expansion.
Why similar: 4X 24.1% ★, RTS 13.5%, Grand Strategy 13.3% ★, Space 9%, Diplomacy 8.6% ★
- #13 Dune: Spice Wars
88% 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 21.5% ★, RTS 13.2%, Grand Strategy 12% ★, Diplomacy 10.4% ★, Management 8.3%
- #14 Star Ruler 2
89% 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 39.9% ★, RTS 20.6%, Space 18.3%, Strategy 11.8%, Sci-fi 9.4%
- #15 Tachyon Wars
87% matchMixed40% of 10 reviews2021
Dev: Fair Games
Windows
Tachyon Wars is a sci-fi real-time space strategy game. It introduces seriously deep gameplay with an emphasis on fleet control. Open space to explore, large-scale battles, crafty AI. All of it is well seasoned with novel real-time game mechanics.
Why similar: 4X 32.6% ★, Grand Strategy 15.7% ★, Space 14.6%, Strategy 11.7%, Real Time Tactics 7.7%
- #16 Fragile Existence
86% matchNo user reviews2026
Dev: Fragile ContinuumPub: Hooded Horse
Windows
Save humanity from the brink of extinction in this sci-fi strategy game of survival. Travel among the stars to seek out resources, establish and develop colonies to sustain civilization, and grow your military might to push back against an overwhelming threat.
Why similar: 4X 21.6% ★, Grand Strategy 12.5% ★, Diplomacy 10.6% ★, Space 9.5%, Real-Time with Pause 9.1% ★
- #17 Distant Worlds 2
86% 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 37% ★, Grand Strategy 18.5% ★, Space 13.1%, Strategy 11.4%, Sci-fi 7.9%
- #18 Stellar Sovereigns
85% matchMixed65% of 31 reviews2023
Dev: Imagined Reality
Windows
Indie 4X space strategy game with TB empire management and RTS combat set in a 3D star cluster. Build an interstellar empire by colonizing and conquering star systems, develop your colonies establish trade routes and construct fleets from a range of retrofittable capital & escort class vessels.
Why similar: 4X 26.1% ★, Grand Strategy 14.3% ★, RTS 12.3%, Space 9.3%, Tactical 6.6%
- #19 StarDrive
84% 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 45.8% ★, Space 17.6%, RTS 16.3%, Strategy 12.9%, Sci-fi 7.2%
- #20 AI War: Fleet Command
84% matchVery Positive82% of 1,609 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 22%, 4X 20.3% ★, RTS 19%, Space 12.8%, Grand Strategy 11.3% ★
- #21 NationWar:Annals
83% matchMixed68% of 169 reviews2021
Dev: Yiming
Windows
This is a deep focus on the Spring and Autumn period of the Warring States period of the grand strategy and real-time combat fusion sandbox game.
Why similar: 4X 23.7% ★, RTS 14.9%, Grand Strategy 12.8% ★, Diplomacy 12.6% ★, Real Time Tactics 7.8%
- #22 Beyond Astra
82% matchNo user reviews2026
Dev: Nebule Games
Windows
Lead your civilization in a galaxy brimming with life and intrigue. Seamlessly explore and expand across uncharted worlds, from their surfaces to the stars. Forge your destiny in this sci-fi 4X offering a unique blend of grand strategy, planetary city-building, and RTS combat.
Why similar: 4X 24.5% ★, Grand Strategy 13.2% ★, RTS 11.7%, Diplomacy 9.2% ★, Real-Time with Pause 8.8% ★
- #23 Rebel Inc: Escalation
81% matchVery Positive82% of 7,279 reviews2021
Dev: Ndemic CreationsPub: Hooded Horse
Windows · Mac
Median: 3.8 hrsMean: 13.2 hrs≥1hr: 86%
A unique and deeply engaging political/military strategic simulation from the creator of Plague Inc. Balance competing civilian and military priorities and deal with a deadly insurgency in order to stabilise a war-torn country.
Why similar: 4X 21.8% ★, Grand Strategy 12.6% ★, Diplomacy 10.8% ★, RTS 10.2%, Real-Time with Pause 7.7% ★
- #24 Lord of Rigel
80% matchMixed68% of 107 reviews2024
Dev: Rhombus Studios
Windows
Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?
Why similar: 4X 22.5% ★, Grand Strategy 13% ★, Diplomacy 10.1% ★, Space 9.9%, Real-Time with Pause 8.9% ★
- #25 Relentless Expanse
79% matchVery Positive90% of 107 reviews2025
Dev: Cowmera Games
Windows
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!
Why similar: RTS 19.9%, Grand Strategy 16.2% ★, Space 12.9%, Diplomacy 10.9% ★, Real Time Tactics 9%
- #26 Red Pearl Pirates
81% matchNo user reviews2025
Dev: Eoin Tolster
Windows · Linux
Command vast fleets in epic space battles, master a turn-based galactic campaign, and unite a pirate rebellion to find the legendary Red Pearl and stand against the tyrannical Z-Army. They can't take the stars from us!
Why similar: 4X 25% ★, Grand Strategy 18.8% ★, Real Time Tactics 9.4%, Space 9.3%, Military 7.7%
- #27 Terra Invicta
77% 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 22.5% ★, Grand Strategy 13.1% ★, Diplomacy 11% ★, Real-Time with Pause 8% ★, Space 7.6%
- #28 Sins of a Solar Empire®: Rebellion
78% 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 22.6% ★, RTS 13.7%, Grand Strategy 12.9% ★, Diplomacy 12.5% ★, Space 9.7%
- #29 Existence: The Outer Reach
78% matchNo user reviews
Dev: Cozy Orchards
Windows
Existence is a strategy game on a massive scale. Lead your expanding empire, explore the galaxy, and master simultaneous space and planetary battles. Engage in solo play or team up with friends for intense PvP and co-op action.
Why similar: 4X 21.8% ★, Diplomacy 15.3% ★, RTS 12.5%, Grand Strategy 11.8% ★, Space 10.5%
- #30 Galactic Inheritors
79% matchMixed44% of 86 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 42.6% ★, Space 23.2%, Grand Strategy 14.4% ★, Strategy 12%, Sci-fi 7.9%
- #31 The Last Federation
77% 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 29.8% ★, Space 18.9%, Strategy 13.5%, Grand Strategy 11.4% ★, Real-Time with Pause 6.5% ★
- #32 Descending Empires
76% matchNo user reviews
Dev: Parcyval
Windows
A multiplayer space RTS blending in depth mechanics with fast paced skirmish matches. control and manage an empire together with your team in large-scale physic-based online battles, and expand your army mit modded factions
Why similar: 4X 23.7% ★, RTS 15.5%, Grand Strategy 14.3% ★, Diplomacy 9.7% ★, Real Time Tactics 7.4%
- #33 Star Trek: Infinite
76% 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 28.3% ★, Grand Strategy 16.6% ★, RTS 14%, Diplomacy 11.7% ★, Space 11.7%
- #34 Astronomics Rise of a New Empire
75% matchMixed50% of 18 reviews2024
Dev: JayFiArts
Windows
Astronomics Rise of a New Empire is an easy-to-learn real-time global strategy(4X) game. Control your faction in an intergalactic conflict. Manage your economy, conduct diplomatic negotiations and build a fleet to rule the galaxy.
Why similar: 4X 26.2% ★, Grand Strategy 15.5% ★, RTS 15%, Space 12%, Diplomacy 11.6% ★
- #35 Uncharted Space - project 3062
75% match3 user reviews33% of 3 reviews2022
Dev: Kong Linghui
Windows
In this game, you are a leader, leading a force of army to fight other forces in the deep spaces. You will plunder their resources, build your homelands, explore and expand, managing your army both strategically and tactically. This will be a saga written with blood and fire.
Why similar: 4X 31.9% ★, RTS 22.1%, Strategy 12.5%, Real Time Tactics 9.8%, Space 7.3%
- #36 World Warfare & Economics
74% matchMixed61% of 677 reviews2023
Dev: Okron Studio
Windows · Mac
Take control of any nation and shape its future. Manage resources, trade, and taxes, engage in real-time warfare, navigate global diplomacy, and react to dynamic world events. Build a thriving economy, forge alliances, and command armies in a constantly evolving world!
Why similar: 4X 22.8% ★, Grand Strategy 14.3% ★, RTS 14%, Diplomacy 10.3% ★, Real Time Tactics 7.4%
- #37 Galactic Conflict
73% match2 user reviews50% of 2 reviews2026
Dev: Shadowfoundry GamesPub: Sinpros Entertainment and Multimedia
Windows
A real-time sci-fi 4X strategy game where you explore procedurally generated star systems, expand your empire, manage resources, build fleets, and wage war against multiple AI factions in a dynamic and evolving galaxy.
Why similar: 4X 34.1% ★, RTS 19.3%, Strategy 12.3%, Real Time Tactics 8.4%, Simulation 8.1%
- #38 Aries
73% match5 user reviews80% of 5 reviews2020
Dev: Wirlwith
Windows
Space strategy gaming reimagined. Dive into fast-paced real-time planetary battles against the backdrop of a turn-based campaign that sees you build your empire in the stars. With hundreds of troops and ships at your command, can you forge an empire that lasts?
Why similar: RTS 18.8%, Grand Strategy 17.1% ★, Diplomacy 13.4% ★, Space 11.1%, Strategy 7.3%
- #39 CIVIREVIVAL
72% matchNo user reviews
Dev: DIMENSION CREATIONS LIMITED
Windows
In this 4X + RPG strategy game, lead humanity’s last ark and rebuild a new home among the mysterious ruins of the stars. Starting from nothing, you will develop technology, build powerful fleets, resist external threats, and shape the rebirth of human civilization.
Why similar: 4X 23.7% ★, RTS 16.8%, Space 15.2%, Grand Strategy 12.5% ★, Strategy 8.1%
- #40 Galactic Civilizations IV
71% 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 26% ★, Grand Strategy 15.7% ★, Space 12%, Diplomacy 11.6% ★, Sci-fi 6.5%
- #41 Gewevo : Interstellar
74% 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 37.6% ★, RTS 21.1%, Strategy 13.6%, Space 10.7%, Futuristic 6.1%
- #42 Antropico: Colonies
72% matchNo user reviews2027
Dev: Scassius Systems
Windows · Linux
Un gioco di strategia spaziale su larga scala che mira a costruire e mantenere il potere in una galassia simulata. Costruisci, sviluppa e sopravvivi in una galassia plasmata dalla storia e conseguenze.
Why similar: 4X 31% ★, Grand Strategy 20.4% ★, Strategy 12.5%, Space 9.5%, Futuristic 7.9%
- #43 Polaris Sector
73% matchMostly Positive72% of 472 reviews2016
Dev: SoftWarWarePub: Slitherine Ltd.
Windows
Can anyone build an empire in a place like this? Other factions are naturally suspicious of newcomers and may wage war at the first sign of unidentified craft. Here, a natural death is an uncommon luxury.
Why similar: 4X 31.6% ★, Grand Strategy 13.9% ★, Space 13.5%, Real-Time with Pause 10.8% ★, Strategy 9%
- #44 Nexus Legacy
71% matchNo user reviews
Dev: Nexus Legacy Team
Windows
Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.
Why similar: 4X 24.6% ★, Grand Strategy 13.8% ★, Diplomacy 11.4% ★, Space 10.4%, Military 6.4%
- #45 Advisors at the End of the Universe
70% match5 user reviews100% of 5 reviews2023
Dev: Flux-Soul
Windows · Linux
AEU is a fast paced realtime strategy and 4x hybrid. Players influence their empire to grow, fight, forge alliances or engage in trade. Players are given control over the empire's traits, research and a set of three types of abilities(Construction, Plagues and Agents) to accomplish their goals.
Why similar: 4X 21.7% ★, Grand Strategy 15.3% ★, RTS 12.1%, Real-Time with Pause 10.6% ★, Diplomacy 9.3% ★
- #46 Starithm
70% matchNo user reviews
Dev: Game Orithm
Windows
Become the dominant star-fairing-civilization throughout the procedurally generated star systems. The player must establish/pursue: (1) Ideology; (2) Population; (3) Military assets; (4) 4x dominance (5) Technologies; (6) Artificial Evolution; (7) Cyber attacks; (8) Peace or war.
Why similar: 4X 33.1% ★, Grand Strategy 18.2% ★, RTS 18%, Strategy 8.4%, Simulation 6.2%
- #47 Galactic Ruler Enlightenment
69% matchMixed63% of 19 reviews2024
Dev: BattleGoat Studios
Windows
Play campaign stories within the Galactic Ruler universe. Invade the galaxy to eliminate those who stand in your way or rally alien races to defend against the invaders. Fight battles at both planet and space across a procedurally generated galaxy. Use new unit control systems to manage your forces.
Why similar: 4X 25.1% ★, Grand Strategy 17% ★, Space 13.3%, Diplomacy 11.2% ★, Strategy 7.4%
- #48 SPACECOM
71% matchMixed68% of 530 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 32.6% ★, RTS 27.9%, Space 11.5%, Tactical 11%, Strategy 9.3%
- #49 Solar Nations 2
68% matchVery Positive88% of 263 reviews2025
Dev: Flomgus Games
Windows
In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!
Why similar: 4X 24.7% ★, Grand Strategy 16.7% ★, Space 11.8%, Real-Time with Pause 7.8% ★, Futuristic 7.1%
- #50 Galactic Ruler
70% matchMixed49% of 121 reviews2022
Dev: BattleGoat Studios
Windows
Median: 3.4 hrsMean: 7.1 hrs≥1hr: 96%
Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!
Why similar: 4X 24.2% ★, Grand Strategy 13.3% ★, RTS 11.9%, Space 11.1%, Real Time Tactics 11%
- #51 Dynasty Protocol
67% matchPositive78% of 27 reviews2025
Dev: Ellipses Studios
Windows
Command your space fleet, mine asteroids, and conquer colonies in this immersive real-time strategy game. Build powerful space stations, upgrade your ships through combat experience, and manage vital resources as you expand your dynasty across a star system.
Why similar: 4X 28.9% ★, Grand Strategy 16% ★, Space 13.3%, Tactical 8.8%, Real Time Tactics 8.7%
- #52 Gate Builders
69% matchNo user reviews
Dev: Pyralis Studio
Windows · Linux
Gate Builders is a sci-fi turn-based 4X strategy game. Build space stations, manage work force, exploit, trade and transform resources. Face space pirates and enemy factions. Build, Expand, Thrive!
Why similar: 4X 30.4% ★, Grand Strategy 17.1% ★, Space 12%, Diplomacy 9.2% ★, Management 8.3%
- #53 New Stars
67% match5 user reviews60% of 5 reviews2026
Dev: adamjr
Windows · Linux
Expand your own galactic empire across new stars, research technologies, and challenge great alien powers in this immersive 4X grand strategy game. Build interstellar colonies, and starbases to gather more resources. Explore a unique galaxy full of secrets, great perils, and limitless possibilities.
Why similar: 4X 28.6% ★, Grand Strategy 16.1% ★, Space 11.8%, Real Time Tactics 8.6%, Strategy 6.5%
- #54 Periphery Online
66% matchMixed70% of 47 reviews2026
Dev: Aleksandr Nagaev
Windows
A refugee capsule lands on an uninhabited planet. You have to survive, rebuild civilization and, if possible, regain control over the Earth. One big universe, one endless pvp session for all players.
Why similar: RTS 22.5%, 4X 22% ★, Space 15.2%, Grand Strategy 14.1% ★, Futuristic 9.5%
- #55 Rivers of Chaos
68% matchNo user reviews2024
Dev: Bugarug GamesPub: Burgarug Games
Windows
Conquer the galaxy in this cinematic, battle-simulator. Each playthrough offering a completely unique galaxy, over 100 total specialized ships to command, and distinct commanders to lead your people. Pick your favorite faction and lead your forces into a dynamically generated battlefield.
Why similar: 4X 30.7% ★, Grand Strategy 19.8% ★, Space 16%, Sci-fi 8.1%, Management 7.5%
- #56 Structura
68% match1 user reviews0% of 1 reviews2021
Dev: Binary Station Studio
Windows · Linux
Structura is a rather unique sci-fi real-time strategy set in space. Its a hybrid of rts and fps, with emphasis on combat and survival. Build your economy for war, modify the unit by adding components, explore, expand, and survive the savage waves of enemy attacks.
Why similar: 4X 31.1% ★, RTS 19.2%, Grand Strategy 16.5% ★, Real Time Tactics 8.8%, Strategy 7.5%
- #57 Shallow Space
69% 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: RTS 24.9%, Space 24.6%, 4X 17.8% ★, Strategy 16.3%, Simulation 9.4%
- #58 Spaceman's Luck
66% matchNo user reviews2026
Dev: Gideon Kennedy
Windows · Mac · Linux
Do you have a Spaceman's Luck? A space strategy game.
Why similar: 4X 54.9% ★, Space 18.3%, Strategy 16.2%, Sci-fi 9.8%, Singleplayer 0.7%
- #59 Nexus - The Jupiter Incident
67% matchVery Positive86% of 1,062 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 26%, RTS 20.3%, Strategy 14.5%, Sci-fi 11.9%, Tactical 7.7%