- #1 Commanders Fury
97% 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 28.5% ★, Space 13.7%, RTS 13.1%, Real-Time with Pause 8.5% ★, Futuristic 8.4%
- #2 Dawn of Andromeda
96% matchMixed43% of 244 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 40.8% ★, Real-Time with Pause 23% ★, Space 15.9%, Strategy 12.8%, Sci-fi 7.6%
- #3 Stellaris
96% matchVery Positive86% of 196,831 reviews2016
Dev: Paradox Development StudioPub: Paradox Interactive
Windows · Mac · Linux
Median: 19.4 hrsMean: 144.9 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 29.3% ★, Space 17.3%, Real-Time with Pause 12.5% ★, Sandbox 9%, Sci-fi 8.5%
- #4 Star Ruler 2
95% 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 42.3% ★, Space 20.2%, RTS 15.9%, Strategy 10.9%, Sci-fi 10.6%
- #5 Stellar Reach
94% 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 33.6% ★, Space 13.4%, Futuristic 11.8%, RTS 9.2%, Sci-fi 8.8%
- #6 StarDrive
94% matchMixed45% of 1,489 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 48% ★, Space 19.2%, RTS 12.4%, Strategy 11.8%, Sci-fi 8.1%
- #7 Distant Worlds: Universe
93% matchMostly Positive75% of 1,855 reviews2014
Dev: Code ForcePub: Slitherine Ltd.
Windows
Median: 3.0 hrsMean: 24.3 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 44.8% ★, Space 18.3%, Real-Time with Pause 10.2% ★, Strategy 9%, Sci-fi 7.9%
- #8 Falling Frontier
92% 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 25.2% ★, Real-Time with Pause 19.5% ★, Space 12.7%, Futuristic 8%, Sandbox 7.5%
- #9 Age of Space
91% 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 26.1% ★, Space 22.6%, RTS 16.6%, Strategy 13.1%, Real-Time with Pause 12.4% ★
- #10 Fragile Existence
91% 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 24.1% ★, Real-Time with Pause 20% ★, Space 11%, Futuristic 9.5%, Sandbox 7.6%
- #11 Noble Armada: Lost Worlds
90% match6 user reviews33% of 6 reviews2018
Dev: GamesarePub: Holistic Design, Inc.
Windows
Noble Armada: Lost Worlds is a moddable real-time strategy PC title based on the Noble Armada miniatures game. Set in the Fading Suns Universe, the five Royal Houses dominate human space as they battle each other for control of the greatest resource... humanity itself.
Why similar: Real-Time with Pause 22.3% ★, Space 16.7%, RTS 15.4%, Futuristic 13.4%, Real Time Tactics 9.3%
- #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 24.6% ★, Real-Time with Pause 19.7% ★, Real Time Tactics 13.1%, Space 11.7%, RTS 8.8%
- #13 ASTRA LIMES: Belt Operations
89% 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 39.4% ★, RTS 16.3%, Space 15.3%, Strategy 11.6%, Sci-fi 8.6%
- #14 Near Sol
88% 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 35.1% ★, RTS 14.4%, Space 13.1%, Real Time Tactics 11.8%, Strategy 7%
- #15 Star Ruler
87% matchVery Positive82% of 341 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 44.1% ★, Space 21%, Strategy 14.3%, RTS 13.2%, Sci-fi 7%
- #16 StarDrive 2
86% matchMixed55% of 2,102 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 42.7% ★, Space 22.1%, Strategy 18.1%, Sci-fi 12.9%, Management 3.6%
- #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 38.1% ★, Space 17.8%, Strategy 11.9%, Futuristic 10.9%, Real Time Tactics 10.6%
- #18 Lord of Rigel
84% matchMixed68% of 115 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 25.7% ★, Real-Time with Pause 20.1% ★, Space 11.8%, Futuristic 8.9%, Sandbox 7.6%
- #19 Uncharted Space - project 3062
85% 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 34.6% ★, RTS 17.5%, Real Time Tactics 12.6%, Strategy 11.9%, Space 8.3%
- #20 Distant Worlds 2
83% matchMostly Positive71% of 3,552 reviews2022
Dev: CodeForcePub: Slitherine Ltd.
Windows
Median: 8.5 hrsMean: 41.2 hrs≥1hr: 74%
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.
Why similar: 4X 44.3% ★, Space 16.3%, Strategy 11.8%, Sci-fi 10.1%, Real-Time with Pause 8.9% ★
- #21 Void Ascendancy
82% match1 user reviews0% of 1 reviews2026
Dev: lijohnttle Studio
Windows
Void Ascendancy is a UI-driven space empire simulation where you colonize planets, manage specialized worlds, and build interstellar trade networks across a procedurally generated star cluster.
Why similar: 4X 41.6% ★, Strategy 12.6%, Sandbox 11.4%, Futuristic 9.8%, Space 8.3%
- #22 Gewevo : Interstellar
84% 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 41.2% ★, RTS 16.8%, Strategy 13%, Space 12.2%, Futuristic 10.5%
- #23 Solar Wave
81% matchMostly Positive77% of 71 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 34% ★, Space 16.4%, RTS 13.6%, Sci-fi 8.8%, Strategy 7.3%
- #24 Sword of the Stars II: Enhanced Edition
82% matchMixed44% of 959 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 54.6% ★, Space 19.7%, Strategy 14.9%, Sci-fi 9.9%, Singleplayer 1%
- #25 ENDLESS Space™ - Definitive Edition
81% matchVery Positive81% of 9,603 reviews2012
Dev: AMPLITUDE Studios
Windows · Mac
Median: 4.5 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 46% ★, Space 20.3%, Strategy 16.1%, Sci-fi 9.3%, Futuristic 4.3%
- #26 Novastride
80% 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 25% ★, Real-Time with Pause 20.2% ★, Space 15%, Real Time Tactics 10.4%, Futuristic 9.1%
- #27 Spaceman's Luck
79% matchNo user reviews2026
Dev: Gideon Kennedy
Windows
A space 4X game. Colonize planets and annihilate enemy races in an intergalactic war for living space. Designed to be fun, fast, and easy to play.
Why similar: 4X 31.7% ★, Space 25.8%, Strategy 10.3%, Real-Time with Pause 9.9% ★, Sci-fi 9.2%
- #28 Galactic Conflict
77% 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 38.6% ★, RTS 15.9%, Strategy 12.1%, Real Time Tactics 11.2%, Space 9%
- #29 Unending Galaxy
79% matchMixed62% of 125 reviews2016
Dev: Anarkis Gaming
Windows
Median: 3.3 hrsMean: 3.6 hrs≥1hr: 91%
Unending Galaxy is a unique space-sim in which you can fill any role from pirate or trader to the leader of a large galactic empire.
Why similar: 4X 30.6% ★, Real-Time with Pause 18.8% ★, Space 18.5%, Strategy 14.7%, Sandbox 9.8%
- #30 Moons That Belong
78% matchNo user reviews
Dev: v4.games
Windows
Embark on a journey of strategy and domination in Moons That Belong, a 2D space strategy game that challenges your tactical prowess. Command your fleet, conquer planets, and outsmart your opponents in this visually captivating and intellectually engaging adventure.
Why similar: 4X 37.4% ★, Space 17.5%, RTS 16.8%, Real Time Tactics 8.4%, Strategy 6.5%
- #31 Galactic Inheritors
78% 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 49.8% ★, Space 28.2%, Strategy 12.2%, Sci-fi 9.8%
- #32 Terra
76% matchNo user reviews
Dev: Smashware
Windows · Mac
Terra is an atmospheric real-time strategy game that combines 4X elements with a procedural universe. Wage war, engage in diplomacy, and discover hidden characters and the mysteries of the universe through the eyes of one of 5 unique factions.
Why similar: 4X 29.1% ★, RTS 12.7%, Space 12.7%, Real Time Tactics 10.9%, Futuristic 9.4%
- #33 Beyond Astra
76% 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 33% ★, Real-Time with Pause 16.2% ★, RTS 15.3%, Space 12.3%, Sci-fi 6.8%
- #34 Space Empires IV Deluxe
77% matchVery Positive86% of 291 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 18 minMean: 11.3 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 58.1% ★, Strategy 15.9%, Space 15%, Sci-fi 10.5%, Singleplayer 0.6%
- #35 Master of Orion
74% matchMostly Positive77% of 8,174 reviews2016
Dev: NGD StudiosPub: Wargaming Labs
Windows · Mac · Linux
Median: 9.2 hrsMean: 101.4 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 57.4% ★, Space 17.8%, Strategy 15.7%, Sci-fi 7.2%, RTS 0.9%
- #36 Polaris Sector
75% matchMostly Positive72% of 475 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 36.5% ★, Real-Time with Pause 24.3% ★, Space 16.1%, Real Time Tactics 10.6%, Strategy 9%
- #37 New Stars
72% match6 user reviews67% of 6 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 32% ★, Space 13.7%, Real Time Tactics 11.3%, Futuristic 8.8%, Sci-fi 7.3%
- #38 Lords of the Black Sun
75% matchMostly Negative20% of 396 reviews2014
Dev: Arkavi StudiosPub: Iceberg Interactive
Windows
Median: 3.7 hrsMean: 4.6 hrs≥1hr: 90%
Take command of one race to join the struggle for supremacy in the galaxy. As the leader of your empire you are tasked with exploring the stars, colonizing new worlds, managing your empire and conquering whoever dares to oppose you.
Why similar: 4X 53.7% ★, Space 23.4%, Strategy 16.2%, Sci-fi 6.7%
- #39 Sword of the Stars: Complete Collection
73% matchVery Positive88% of 710 reviews2010
Dev: Kerberos Productions Inc.Pub: Paradox Interactive
Windows
Median: 48 minMean: 28.6 hrs≥1hr: 49%
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 55.7% ★, Space 18.3%, Strategy 14.7%, Sci-fi 10.2%, Singleplayer 1.1%
- #40 TerraMartis4x
73% matchNo user reviews
Dev: LeBroGames
Windows · Mac · Linux
For gamers who love Master of Orion and Homeworld but want something new and different. For gamers with a small time budget. A lightweight fresh take on the space 4x game genre about the war between Terra and Mars.
Why similar: 4X 39.6% ★, RTS 17.1%, Real Time Tactics 14.3%, Space 11.1%, Strategy 8.7%
- #41 Space Empires V
74% matchMostly Positive73% of 477 reviews2006
Dev: Malfador MachinationsPub: Strategy First
Windows
Median: 36 minMean: 14.9 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 55.2% ★, Space 17.9%, Strategy 16.4%, Sci-fi 9.5%, Singleplayer 1%
- #42 The Fall of Aether Station
71% matchPositive83% of 18 reviews2024
Dev: Nibble & Byte Game Studio
Windows
Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?
Why similar: Real-Time with Pause 29.6% ★, RTS 15.7%, Space 13.4%, Real Time Tactics 10.7%, Futuristic 9.7%
- #43 Advisors at the End of the Universe
71% 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 25% ★, Real-Time with Pause 24.2% ★, RTS 10.1%, Space 8.8%, Sandbox 8.4%
- #44 Galactic Dominion
72% matchMixed50% of 16 reviews2018
Dev: Forever Years
Windows
Galactic Dominion is a fast paced 4x space strategy game. Explore the stars, perform research, manage your colonies, build a fleet, defend your systems, and conquer the galaxy. Play through an epic story driven campaign or alternatively customize your games for countless re-playability!
Why similar: 4X 27.7% ★, Real-Time with Pause 25.7% ★, Strategy 13.3%, Space 12.3%, RTS 12.2%
- #45 Master of Orion 3
71% matchMixed54% of 190 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 64.3% ★, Strategy 17.7%, Space 12.4%, Sci-fi 5.6%
- #46 For The Stars
70% matchNo user reviews
Dev: Snail Games USA
Windows
For the Stars invites you to explore and settle a vast universe of diverse planets, each with its own unique wonders and mysteries to uncover. Conquer the challenges of hostile biomes, forge alliances, and build a legacy that spans the galaxy.
Why similar: 4X 37.7% ★, Space 16.7%, Sandbox 12.3%, Futuristic 11%, Sci-fi 9.7%
- #47 The Last Federation
70% matchMostly Positive75% of 506 reviews2014
Dev: Arcen Games
Windows · Mac · Linux
Median: 3.6 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 35.3% ★, Space 23.3%, Real-Time with Pause 15.1% ★, Strategy 14%, Sci-fi 7.9%
- #48 Old Stars
69% matchNo user reviews
Dev: adamjr
Windows · Mac · Linux
A fast-paced 4X galaxy you can actually finish. Expand by colonising and besieging rival worlds, wield government powers that bend the rules - freeze enemy fleets, sever hyperlanes, vanish into stealth - and race rivals to claim the galactic core. A grand-strategy empire in an evening, not a month.
Why similar: 4X 42.2% ★, Space 16.5%, Strategy 12.4%, Real Time Tactics 9.5%, RTS 7.6%
- #49 Imperium Galactica II
70% matchVery Positive88% of 646 reviews2017
Dev: Digital RealityPub: THQ Nordic
Windows · Mac · Linux
Median: 48 minMean: 8.2 hrs≥1hr: 48%
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 36.9% ★, Space 24.1%, Strategy 22.7%, RTS 16.2%
- #50 Uciana
69% matchNo user reviews
Dev: Birdshel, LLC
Windows
Explore, expand, exploit, and exterminate in this sci-fi 4X turn-based strategy game.
Why similar: 4X 51.8% ★, Strategy 16.3%, Space 14.6%, Sci-fi 10.9%, Procedural Generation 5.3%
- #51 Sins of a Solar Empire II
66% matchVery Positive84% of 8,614 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 32.4 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 38.3% ★, Space 23.4%, RTS 17.2%, Strategy 9.3%, Sci-fi 9.1%
- #52 Star Zeal 4x
68% 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 32.6% ★, RTS 13.4%, Real Time Tactics 10.1%, Sandbox 9.5%, Futuristic 9.4%
- #53 AI War: Fleet Command
69% matchVery Positive82% of 1,612 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: 4X 26% ★, Strategy 24.6%, RTS 17.6%, Space 17%, Sci-fi 7.4%
- #54 Vega Chronicle
68% matchNo user reviews2027
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 48.1% ★, Space 19.9%, Strategy 14.6%, Sci-fi 10.3%, Exploration 3.7%
- #55 Star Conqueror 舰队指挥官
67% matchMixed58% of 19 reviews2024
Dev: MirrorAlice Studio
Windows
Engage in real-time battles with customizable space warships. Explore the galaxy, forge alliances, develop powerful ships, and defeat alien invaders.
Why similar: 4X 26.7% ★, Space 16.7%, Real Time Tactics 13%, Futuristic 10.6%, Sci-fi 9.5%
- #56 Foundation: Galactic Frontier
67% matchNo user reviews
Dev: FunPlus International AG
Windows
Command Asimov's OFFICIAL Foundation universe! Live the life as an interstellar trader to exploit your trade routes! Build your starship home, crush enemies in explosive shootouts & outsmart rivals with fleet strategies in epic space wars - with new content expanding your saga!
Why similar: 4X 33.1% ★, Space 16.7%, RTS 11%, Sci-fi 9.7%, Futuristic 8.8%
- #57 Periphery Online
66% matchMixed72% of 54 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: 4X 25.6% ★, RTS 19.1%, Space 18.5%, Futuristic 17.3%, Sci-fi 10.6%
- #58 Interstellar Space: Genesis
67% matchVery Positive84% of 846 reviews2019
Dev: Praxis Games
Windows
Median: 1.7 hrsMean: 11.1 hrs≥1hr: 57%
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Why similar: 4X 38.4% ★, Space 16%, Sci-fi 9.9%, Futuristic 9.5%, Strategy 7.8%
- #59 Wayfallen
67% matchNo user reviews
Dev: Wayfarer
Windows
A galaxy with its own economy, its own wars, and no reason to wait for you. Trade, mine, fight, and salvage a living - alone on the rim, or at the head of an empire the great powers can't ignore. A single-player space sandbox that never stops moving.
Why similar: 4X 30.5% ★, Space 18.2%, RTS 13.1%, Sandbox 9.2%, Sci-fi 8.8%