- #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 29.3% ★, Grand Strategy 21.2% ★, RTS 16.2%, Real Time Tactics 12.2%, Strategy 5.4%
- #2 Star Zeal 4x
96% matchNo user reviews
Dev: Akuu Digital Entertainment
Windows
Star Zeal is a space based 4x strategy and rpg hybrid. A mixture between a procedural, open ended RPG and a space civilization builder. Go on an adventure with your character and their faction whilst making friends, enemies and exploring a vast galaxy.
Why similar: 4X 25.1% ★, Grand Strategy 18% ★, Space Sim 16.6%, RTS 13.9%, Real Time Tactics 9.6%
- #3 Stellar Sovereigns
96% 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% ★, Space Sim 19.1%, Grand Strategy 18.7% ★, RTS 12.1%, Real Time Tactics 8.2%
- #4 Galactic Conflict
95% 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 32.1% ★, Space Sim 20.9%, RTS 17.9%, Real Time Tactics 11.5%, Strategy 9.3%
- #5 StarFringe: Adversus
94% matchMixed64% of 233 reviews2023
Dev: CasualogicPub: Conglomerate 5
Windows
This is the story about the beginning of the conquest of outer space by earthlings. It began as a global idea of saving mankind from hunger and lack of resources, and ended as a brutal and merciless war in space far from Earth.
Why similar: 4X 23.5% ★, RTS 19.6%, Grand Strategy 14.7% ★, Base Building 13.1%, Real Time Tactics 9%
- #6 NULLSPACE
94% matchNo user reviews
Dev: Kaigan Games
Windows
Experience epic space battles in NULLSPACE, a story driven real-time strategy set in a retrofuturistic universe. Command massive fleets across the battlefield or jump in and take direct control of individual squadrons. Lead your forces to victory in visceral space combat.
Why similar: 4X 18.9% ★, Grand Strategy 18.7% ★, Space Sim 14.7%, RTS 14.6%, Real Time Tactics 12%
- #7 Galactum Meridian
93% 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 35.3% ★, Space Sim 21.8%, Grand Strategy 13.8% ★, Strategy 9.3%, Space 6.4%
- #8 Hollow Stars
92% matchNo user reviews2026
Dev: AppGX
Windows
A deep 2D strategy of cosmic trade and faction warfare. Build trading empires, refine asteroids, lead fleets into battle and run faction politics — solo or in four-player co-op
Why similar: 4X 35.1% ★, Grand Strategy 24.5% ★, RTS 18%, Strategy 9.4%, Simulation 5.9%
- #9 Commanders Fury
91% matchNo user reviews
Dev: RoboFox Games LLC
Windows
Take command of the war machine of an empire in this 4x RTS hybrid. Fight battles with your flagship fleet in fully 3D real-time space combat. Recruit, train and dispatch commanders. Give them orders, directives and equip their fleets. Manage your empire’s supply logistics and fleet operations.
Why similar: 4X 31.1% ★, RTS 19.3%, Grand Strategy 16.5% ★, Real Time Tactics 8.9%, Strategy 7.5%
- #10 CIVIREVIVAL
91% 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% ★, Space Sim 18.1%, Grand Strategy 16.5% ★, RTS 16.5%, Space 6.9%
- #11 Final Vanguard
90% 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 26.8% ★, Grand Strategy 19.5% ★, Space Sim 18.1%, RTS 14.8%, Real Time Tactics 5.8%
- #12 Galactic Ruler
89% matchMixed49% of 121 reviews2022
Dev: BattleGoat Studios
Windows
Median: 3.5 hrsMean: 7.0 hrs≥1hr: 97%
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 24.1% ★, Space Sim 17.5%, Grand Strategy 17.4% ★, Real Time Tactics 15.9%, RTS 11.6%
- #13 Small Kingdoms Prologue
88% matchMostly Positive75% of 32 reviews2023
Dev: Bad Logic Studios
Windows
Rule a small fantasy kingdom and conquer your rival as you build up your cities and armies on the world map and command your troops on the battlefield. Small Kingdoms is a streamlined grand strategy and real-time strategy game, the Small Kingdoms Prologue is a free introductory campaign
Why similar: 4X 29.4% ★, Grand Strategy 23.2% ★, RTS 17.9%, Real Time Tactics 13.5%, Strategy 5.9%
- #14 Star Ruler
89% 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 43% ★, RTS 17.4%, Grand Strategy 15.4% ★, Strategy 12.8%, Space 8.9%
- #15 Descending Empires
87% 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 24.5% ★, Grand Strategy 19.5% ★, Space Sim 18.8%, RTS 15.8%, Real Time Tactics 11.2%
- #16 Solar Wave
86% 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 31.4% ★, Grand Strategy 24.4% ★, RTS 17.1%, Space 6.6%, Strategy 6.2%
- #17 Tachyon Wars
86% 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 36.8% ★, Grand Strategy 23.3% ★, Real Time Tactics 12.7%, Strategy 10.5%, Space 7.4%
- #18 Arinoa: Conquest
85% matchNo user reviews2026
Dev: Alternate
Windows
Arinoa: Conquest is a real time grand strategy game with a focus on hero units, and combines elements of strategy, resource management, and light RPG mechanics. Gather resources, build your army, and conquer your enemies within the harsh world of Arinoa.
Why similar: 4X 31.8% ★, Grand Strategy 23% ★, RTS 16.9%, Real Time Tactics 12.4%, Base Building 8.5%
- #19 New Stars
84% match5 user reviews60% of 5 reviews2026
Dev: adamjr
Windows · Mac · 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 29.1% ★, Grand Strategy 21.4% ★, Space Sim 17.4%, Real Time Tactics 12.7%, Space 5.4%
- #20 Sins of a Solar Empire®: Rebellion
84% matchVery Positive93% of 16,301 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 24.4% ★, Grand Strategy 18.3% ★, Space Sim 18.1%, RTS 14.5%, Base Building 9.9%
- #21 Starithm
82% 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 34.6% ★, Grand Strategy 25% ★, RTS 18.5%, Strategy 7.1%, Futuristic 6.1%
- #22 Ascendance
82% 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 30.3% ★, Grand Strategy 22.2% ★, RTS 17.3%, Futuristic 6.4%, Strategy 5.5%
- #23 Dust Fleet
81% matchMostly Positive76% of 222 reviews2023
Dev: Orbiting DiscoPub: indie.io
Windows
Assume command of a battle fleet and deploy immediately to the Dust Zone, commander. Our main food supply station has gone dark and the United Earth Nations (UEN) needs to know why in this 4X RTS space sim. Manage your ships, control space stations, and watch your back.
Why similar: 4X 31.9% ★, Space Sim 21.3%, Real Time Tactics 16%, RTS 6.8%, Strategy 6.5%
- #24 Gemini Wars
83% matchMostly Negative32% of 165 reviews2012
Dev: Camel 101
Windows · Mac
Median: 1.6 hrsMean: 4.0 hrs≥1hr: 94%
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.
Why similar: 4X 26.8% ★, Grand Strategy 19.5% ★, Space Sim 16.9%, RTS 13.7%, Base Building 9.8%
- #25 Reshaping Mars
81% matchVery Positive84% of 832 reviews2023
Dev: TholusPub: Yooreka Studio
Windows
Median: 2.2 hrsMean: 18.4 hrs≥1hr: 62%
「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.
Why similar: 4X 25.2% ★, RTS 18.8%, Grand Strategy 18.6% ★, Base Building 13.1%, Futuristic 6.6%
- #26 Stellar Reach
79% 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 37.5% ★, Grand Strategy 19.5% ★, RTS 13.8%, Futuristic 8.6%, Strategy 7.2%
- #27 Star Trek: Infinite
80% matchMixed43% of 3,500 reviews2023
Dev: Nimble Giant EntertainmentPub: Paradox Interactive
Windows · Mac
Median: 5.4 hrsMean: 19.0 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 30.6% ★, Grand Strategy 23.7% ★, Space Sim 15.7%, RTS 14.8%, Space 5.7%
- #28 After the Crash : Colony
79% matchPositive86% of 14 reviews2025
Dev: Penche Software
Windows
Build order on a strange planet, keep your crew alive, and gather the parts needed to repair the crashed main ship. Manage resources, explore new areas, face growing threats, and strengthen your colony a little more with each passing day.
Why similar: 4X 34.2% ★, Space Sim 29.4%, Real Time Tactics 13.9%, Strategy 6.5%, Space 5.9%
- #29 Three Kingdoms: Innovatory
78% matchMixed59% of 978 reviews2024
Dev: 瞬息万变工作室Pub: Moment HK
Windows
This is a classic historical simulation + real-time strategy game, where you will go back to the era of the Three Kingdoms and play as various renowned sovereigns.
Why similar: 4X 30.7% ★, Grand Strategy 21.9% ★, RTS 19.6%, Real Time Tactics 16.2%, Strategy 5.5%
- #30 Novastride
77% matchNo user reviews
Dev: Stradvian Games
Windows · Mac
Control your aerial and ground units using Real-Time-Strategy, OR switch during battle and join your comrades yourself in high-action dogfights and ground battles in Novastride. Dominate enemy civilizations throughout the galaxy and be the great strategist to lead your nation to victory.
Why similar: 4X 24.6% ★, Grand Strategy 19% ★, Space Sim 15.1%, Real Time Tactics 12.6%, Strategy 6.9%
- #31 Distant Worlds: Universe
78% 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 49.5% ★, Grand Strategy 19.7% ★, Strategy 9.1%, RTS 9%, Space 8.8%
- #32 Distant Worlds 2
76% matchMostly Positive71% of 3,527 reviews2022
Dev: CodeForcePub: Slitherine Ltd.
Windows
Median: 8.6 hrsMean: 41.2 hrs≥1hr: 74%
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.
Why similar: 4X 44.3% ★, Grand Strategy 29.1% ★, Strategy 10.9%, Space 7.1%, Simulation 5.6%
- #33 Deep Dark Forest
75% matchVery Positive86% of 50 reviews2025
Dev: pixiangames
Windows
You will have to lead the civilization, develop the economy, enhance the technology, stabilize the people and colonize new galaxies; when encountering unknown civilizations, will you hide yourself or communicate with them in a friendly way? In this "dark forest", every decision will be crucial.
Why similar: Grand Strategy 23.3% ★, Space Sim 22.8%, RTS 18.8%, Real Time Tactics 14.3%, Base Building 6.9%
- #34 Void Destroyer 2
76% matchVery Positive80% of 672 reviews2020
Dev: Iteration 11
Windows
Median: 2.8 hrsMean: 15.3 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: 4X 26.5% ★, Space Sim 22.7%, RTS 13.6%, Mining 11.7% ★, Open World 5.1%
- #35 Gewevo : Interstellar
77% 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 41.1% ★, RTS 22.7%, Strategy 11.9%, Base Building 7.6%, Futuristic 6.8%
- #36 Antropico: Colonies
75% matchNo user reviews2027
Dev: Scassius Systems
Windows · Linux
A large-scale space strategy game focused on building and maintaining power within a simulated galaxy. Build, develop, and survive in a galaxy shaped by history and consequences.
Why similar: 4X 34.4% ★, Grand Strategy 29.8% ★, Strategy 11%, Futuristic 8.8%, Simulation 5.5%
- #37 Periphery Online
73% matchMixed73% of 52 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 23.7%, 4X 23.5% ★, Grand Strategy 19.9% ★, Futuristic 10.3%, Space 7.4%
- #38 Sovereign Stars
74% match2 user reviews50% of 2 reviews2024
Dev: KYDEN
Windows
Build your galactic empire, conquer planets and emerge as the last player standing in this real-time strategy game.
Why similar: 4X 35.1% ★, Grand Strategy 25.7% ★, Real Time Tactics 16.1%, Strategy 6.9%, Stylized 5%
- #39 War For Galaxy: New Era
74% matchMixed43% of 40 reviews2023
Dev: UAB Kinelija
Windows · Mac
Become the ruler of the entire Galaxy: colonize planets, extract resources, build defenses and fight in planetary battles!
Why similar: 4X 32.3% ★, RTS 18.5%, Space Sim 18.2%, Grand Strategy 17.8% ★, Space 5.9%
- #40 Thrive: Heavy Lies The Crown
73% matchMixed59% of 448 reviews2025
Dev: Zugalu EntertainmentPub: PlaySide
Windows
Median: 1.8 hrsMean: 10.8 hrs≥1hr: 62%
Thrive: Heavy Lies the Crown is a complex city builder, where the fate of your kingdom hinges on your every decision. Explore this medieval land alone or with friends, make tough moral choices and conquer your foes in RTS combat. Will you struggle to survive, or find the strength to Thrive?
Why similar: 4X 36.5% ★, Grand Strategy 20.4% ★, RTS 14.3%, Real Time Tactics 10.8%, Base Building 9.8%
- #41 Mandate of Galactic Empires
73% matchNo user reviews2026
Dev: Oddbit
Windows · Linux
A logistics-focused turn-based space 4X. Govern through Administrative Nodes, connect systems with wormhole infrastructure, assign population to production and research, and expand only as far as your empire can support.
Why similar: 4X 43.7% ★, Space Sim 24.8%, Grand Strategy 15.1% ★, Strategy 6.3%, Space 5.9%
- #42 SandTable War: Three Kingdoms
70% matchVery Positive82% of 264 reviews2026
Dev: 古玩工作室
Windows
"SandTable War: Three Kingdoms" is a strategic simulation game set during the Three Kingdoms period. Here you can play as various factions from Three Kingdoms history to conquer cities and lands, unify the realm. With abundant historical officers and scenarios, come restore the Han Dynasty!
Why similar: 4X 26.5% ★, Grand Strategy 25.8% ★, RTS 19.7%, Real Time Tactics 12.5%, Strategy 6.3%
- #43 SunWars
71% matchNo user reviews2026
Dev: Bode
Windows
Over 500,000 players on mobile! Sun Wars is a real-time strategy game set in a galactic war between suns. Build and boost your solar system, attack enemy suns, avoid deadly black holes, and manage energy wisely. Only smart tactics and strategy will let you survive and win the war.
Why similar: Space Sim 21.3%, Grand Strategy 19.8% ★, Real Time Tactics 17.4%, RTS 16.2%, Base Building 12.4%
- #44 Heathen Engineering's Terran
72% 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 36.1% ★, Grand Strategy 23% ★, Real Time Tactics 16.6%, Strategy 12.7%, Space 8.4%
- #45 Red Pearl Pirates
71% 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 29.9% ★, Grand Strategy 29.6% ★, Real Time Tactics 16.4%, Strategy 6.4%, Futuristic 5.1%
- #46 Taikunda
70% matchNo user reviews
Dev: Dreamtime Studios
Windows
Command a flying colony ship through an alien void in this real-time steampunk strategy game. Build a floating city, explore a dangerous galaxy, wage broadside naval battles, and invade planets — all while outrunning the Voidwall consuming the galaxy behind you.
Why similar: Grand Strategy 24.3% ★, RTS 21%, Real Time Tactics 15%, Base Building 13.6%, Futuristic 7.7%
- #47 Dune: Spice Wars
69% matchMostly Positive79% of 13,441 reviews2023
Dev: Shiro GamesPub: Funcom
Windows
Median: 6.8 hrsMean: 16.4 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 27.1% ★, Grand Strategy 19.9% ★, RTS 16.3%, Real Time Tactics 12.7%, Base Building 9.9%
- #48 StarDrive
72% 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 55.8% ★, RTS 19.5%, Strategy 12.6%, Space 9.7%, Indie 2.1%
- #49 Space Castle
71% match3 user reviews33% of 3 reviews2020
Dev: PR games
Windows
Space Strategy. A mix of tower hold games and role-playing action.
Why similar: Space Sim 26.8%, Grand Strategy 24.8% ★, RTS 23.1%, Strategy 11.1%, Simulation 6.7%
- #50 Uncharted Space - project 3062
70% 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 36.8% ★, RTS 25.1%, Real Time Tactics 16.6%, Strategy 11.6%, Futuristic 5%
- #51 Auralux: Constellations
69% matchVery Positive81% of 178 reviews2016
Dev: Grove Street Games
Windows
Auralux: Constellations is the awaited sequel to Auralux, the critically acclaimed minimalistic Real Time Strategy game. Explore a dozen new gameplay mechanics through each constellation, one new feature at a time. It's Real-Time Strategy, deconstructed.
Why similar: Grand Strategy 23.5% ★, Space Sim 22.9%, RTS 20.6%, Real Time Tactics 14.4%, Strategy 6.5%
- #52 Star Ruler 2
69% 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 50.4% ★, RTS 25.6%, Strategy 11.9%, Space 10.4%, Indie 1.7%
- #53 Stellar Monarch 2
67% matchVery Positive89% of 131 reviews2022
Dev: Silver Lemur Games
Windows
Stellar Monarch 2 is a feudal space empire builder where you feel like the Emperor, not a logistics officer. Great noble houses, usurpers to the throne, rebels, assassins, court intrigues, disloyal admirals, incompetent governors and ever-present alien threat.
Why similar: 4X 49.7% ★, Grand Strategy 33.5% ★, Strategy 10.6%, Space 6.2%
- #54 AI War 2
67% matchVery Positive88% of 1,550 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 35.5% ★, Grand Strategy 24.3% ★, RTS 14.7%, Real Time Tactics 11.5%, Space 4.3%
- #55 Imperium of the Stars
67% matchNo user reviews2027
Dev: Imperium of the Stars
Windows
A real-time grand strategy 4X set in a living Gothic Space Opera galaxy. Lead asymmetric factions, expand across the stars, survive galactic crises, and adapt to a universe shaped by a dynamic Game Director.
Why similar: 4X 46.6% ★, Grand Strategy 31.1% ★, Strategy 9.9%, Space 7%, Economy 2.6%
- #56 Existence: The Outer Reach
67% 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 26.2% ★, Grand Strategy 18.7% ★, Space Sim 16.6%, RTS 14.8%, Base Building 8.9%
- #57 Knights of the Crusades
65% matchMostly Positive71% of 173 reviews2025
Dev: Reverie World StudiosPub: indie.io
Windows
Travel to the Holy Land with the First Crusades. Rise from a humble knight to the founding father of a world-spanning holy order. Lead through war, faith, diplomacy, and cunning schemes. Experience a unique blend of RTS, city-building, and sandbox gameplay, and shape history!
Why similar: Grand Strategy 26.1% ★, 4X 21.2% ★, RTS 20.5%, Base Building 10.6%, Real Time Tactics 9.9%
- #58 Galactic Inheritors
68% 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 51.1% ★, Grand Strategy 22.7% ★, Space 12.6%, Strategy 11.5%, Indie 2.1%