- #1 Structura
97% 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 25.1% ★, Grand Strategy 18% ★, Space Sim 16.6%, RTS 14%, Real Time Tactics 9.6%
- #2 Near Sol
96% 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 28.5% ★, Grand Strategy 21.2% ★, RTS 14.5%, Real Time Tactics 11.1%, Space 5.5%
- #3 Old Stars
96% 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 30.6% ★, Grand Strategy 22.1% ★, Space Sim 10.2%, Strategy 8.1%, Real Time Tactics 7.9%
- #4 Thrive: Heavy Lies The Crown
95% matchMixed59% of 453 reviews2025
Dev: Zugalu EntertainmentPub: PlaySide
Windows
Median: 1.9 hrsMean: 10.8 hrs≥1hr: 63%
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 28.9% ★, Grand Strategy 16.5% ★, Colony Sim 14.1%, RTS 10.4%, Real Time Tactics 7.9%
- #5 Splinter Colony
94% match1 user reviews100% of 1 reviews2025
Dev: Cast and Wrought Games
Windows · Mac · Linux
A modern recreation of the 1994 4x strategy game, Reunion. After many generations of being separated from Earth, the colony is self-sufficient enough to develop a mission to reconquer and reunify Earth.
Why similar: 4X 34.8% ★, Colony Sim 24%, Grand Strategy 22.8% ★, Strategy 9.9%, Exploration 3.9%
- #6 Void Ascendancy
94% 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 34.2% ★, Colony Sim 23.6%, Simulation 9.8%, Sandbox 9.5%, Strategy 9.2%
- #7 Galactic Conflict
93% 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 31.1% ★, Space Sim 18.4%, RTS 15.9%, Real Time Tactics 10.4%, Strategy 8.7%
- #8 Beyond Astra
92% 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 26.4% ★, Grand Strategy 16.2% ★, RTS 15.2%, Colony Sim 13.5%, Space Sim 9.9%
- #9 Reshaping Mars
91% 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 21.7% ★, Colony Sim 17.2%, Grand Strategy 16.5% ★, RTS 14.9%, Futuristic 5.5%
- #10 Hollow Stars
91% 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 32.7% ★, Grand Strategy 23.5% ★, RTS 15.4%, Simulation 9%, Strategy 8.6%
- #11 Star Trek: Infinite
90% matchMixed43% of 3,512 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 26.5% ★, Grand Strategy 21% ★, Space Sim 12.4%, RTS 11.8%, Sandbox 7.7%
- #12 CIVIREVIVAL
89% matchNo user reviews
Dev: 筋斗云
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 22.3% ★, Grand Strategy 15.9% ★, Space Sim 15.5%, RTS 14.2%, Space 7.7%
- #13 Commanders Fury
89% 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 29.4% ★, RTS 16.8%, Grand Strategy 16% ★, Real Time Tactics 7.8%, Space 7.3%
- #14 Stellar Sovereigns
88% 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 26.7% ★, Grand Strategy 19.7% ★, Space Sim 17.9%, RTS 11.4%, Real Time Tactics 7.8%
- #15 Galactum Meridian
87% 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 33.9% ★, Space Sim 19.1%, Grand Strategy 13.5% ★, Strategy 8.7%, Space 7.4%
- #16 Galaxor
86% match8 user reviews50% of 8 reviews2026
Dev: MyVLife
Windows
Galaxor is an online sci-fi strategy game where you build planets, research technologies, command fleets and expand your empire across the galaxy. Manage resources, join clans, take part in events and face alien threats in long-term space warfare.
Why similar: Grand Strategy 23.9% ★, Space Sim 20.6%, RTS 17.4%, Real Time Tactics 12.7%, Futuristic 6.9%
- #17 Money Wars : Modern Ages
86% matchNo user reviews
Dev: EarthQuick
Windows · Mac · Linux
🌍 Conquer the world with economy! 52 real countries. Offline strategy sim.
Why similar: 4X 31.6% ★, Colony Sim 21.9%, Grand Strategy 20.8% ★, Simulation 8.9%, Strategy 8.4%
- #18 Order: The New Dawn
85% matchNo user reviews2026
Dev: Outer Space Workshop
Windows
Order: The New Dawn is a colony sim with space adventure. As a legendary captain from the United Stellar, build a base on the desert planet New Terra and face the perils of the Wastespace—how will you shape the destiny of the stars?
Why similar: Colony Sim 24.6%, 4X 21.6% ★, Space Sim 21.2%, Sandbox 8.4%, Management 5%
- #19 Antropico: Colonies
84% 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 30% ★, Grand Strategy 26.7% ★, Strategy 9.4%, Colony Sim 9.2%, Simulation 7.9%
- #20 Antimatter
84% matchNo user reviews
Dev: Geoffroy Pirard
Windows
Antimatter is a 4X strategy game set in a vast, living, and fully simulated galaxy of immense scale and depth. Become anything from a humble spaceship captain to a galactic emperor, and everything in between.
Why similar: 4X 27.4% ★, Grand Strategy 20.5% ★, Colony Sim 18.1%, Real Time Tactics 11.6%, Space Sim 8.4%
- #21 Project RR
83% matchNo user reviews
Dev: STUDIO NEMO
Windows
Project RR is a tactical RPG that seamlessly blends turn-based domain management and exploration with unique real-time combat. Guided by an ancient prophecy, develop your domain, lead your legions, and recruit and nurture heroic allies. Restore peace to the continent of Arcarnia.
Why similar: 4X 27% ★, RTS 14.2%, Strategy RPG 12.9%, Tactical RPG 12.2%, Real Time Tactics 12.1%
- #22 政通人和
82% matchNo user reviews2026
Dev: SuBaiism
Windows
"Peace and Prosperity" is a independently developed ink-wash style historical strategy game set in an alternate pre-Qin period of China. Starting from a small village of just a few hundred people, and conquer all sides to gradually build their own vassal state with millions of people.
Why similar: 4X 27.4% ★, Grand Strategy 24.8% ★, Colony Sim 15.8%, RTS 14.1%, Strategy RPG 9.4%
- #23 Exodus: The Colonization of Space
81% matchPositive100% of 22 reviews2025
Dev: Artex
Windows · Linux
Colonize a galaxy in 256 colors! In this RiscOS gem from 1997, the fate of human civilization lies in your hands. Travel the stars, claim uninhabited planets or fight over them against your alien opponents. Your ultimate chance to relive the original experience, on the PC for the first time ever.
Why similar: 4X 26.2% ★, Colony Sim 22.9%, Space Sim 19.6%, Simulation 8.5%, Strategy 8.2%
- #24 Power & Revolution 2022 Edition
82% matchMixed59% of 966 reviews2022
Dev: Eversim
Windows · Mac
New edition of the ultrarealistic simulator of today's world where you play as the head of state or as the opposition! Major developments: the war in the Ukraine and all of its consequences, conspiracy theories, fake news, interference by secret services, animal welfare and climate objectives.
Why similar: 4X 27.5% ★, Grand Strategy 21.4% ★, RTS 13.7%, Real Time Tactics 10.3%, Sandbox 9%
- #25 Final Vanguard
81% 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% ★, Grand Strategy 19.4% ★, Space Sim 16.1%, RTS 13.2%, Real Time Tactics 5.3%
- #26 Huaxia: Warring States
79% matchMixed64% of 752 reviews2026
Dev: 秦川汉渚
Windows
Forge your epic in Huaxia: Warring States. Form your clan, conquer the lands, and build an empire. The fate of heaven & earth lies within you hands.
Why similar: 4X 22.4% ★, Grand Strategy 18.5% ★, Strategy RPG 11.6%, Tactical RPG 11.3%, Real Time Tactics 10.6%
- #27 Sins of a Solar Empire®: Rebellion
80% matchVery Positive93% of 16,336 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 23% ★, Grand Strategy 17.7% ★, Space Sim 15.5%, RTS 12.6%, Sandbox 7.5%
- #28 NULLSPACE
78% 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: Grand Strategy 19.5% ★, 4X 19.3% ★, RTS 13.7%, Space Sim 13.7%, Real Time Tactics 11.4%
- #29 Starpoint Gemini Warlords
79% matchMostly Positive73% of 3,595 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 10.8 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: 4X 22.9% ★, Space Sim 17%, Grand Strategy 14.1% ★, Strategy RPG 9.2%, Tactical RPG 8.3%
- #30 Ant Colony: Wild Forest
77% matchNo user reviews2026
Dev: Pixel CellsPub: Polden Publishing
Windows · Mac · Linux
You play as an ant queen, growing an ant colony. Ants cannot be controlled directly. But you can spawn needed types of ants; upgrade them; make raids and most importantly - dig and build a dungeon! The goal of each location is to destroy all enemy bases. If the queen dies - the game ends.
Why similar: 4X 21.5% ★, Grand Strategy 19.8% ★, Colony Sim 18.8%, RTS 11.4%, Sandbox 8.1%
- #31 Power & Revolution 2021 Edition
78% matchMixed56% of 836 reviews2021
Dev: Eversim
Windows · Mac
A new expansion of the ultra-realistic simulator of today's world where you play as the head of state or as the opposition! New Features for 2021: administration of the EU, Covid vaccinations, Biden's Challenge, political coalitions, diplomatic negotiations, worldwide tax and free-trade agreements.
Why similar: 4X 27.4% ★, Grand Strategy 20.8% ★, RTS 14.1%, Real Time Tactics 10.6%, Sandbox 8.9%
- #32 War For Galaxy: New Era
77% matchMixed41% of 41 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 29.4% ★, Grand Strategy 16.6% ★, RTS 15.5%, Space Sim 15.1%, Sandbox 8.2%
- #33 Total War: WARHAMMER
76% matchMostly Positive79% of 52,318 reviews2016
Dev: CREATIVE ASSEMBLYPub: SEGA
Windows · Mac · Linux
Median: 10.0 hrsMean: 62.1 hrs≥1hr: 85%
The Old World is yours to command. Lead Legendary Lords in a combination of turn-based campaign and magically charged, strategic real-time battles, and decide the fate of your chosen race in a fight against Chaos.
Why similar: 4X 22.4% ★, Grand Strategy 17.1% ★, RTS 12%, Strategy RPG 10.3%, Tactical RPG 10%
- #34 Stellar Dynasty
75% 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 32.6% ★, RTS 13.4%, Real Time Tactics 10.1%, Sandbox 9.5%, Futuristic 9.4%
- #35 Galactic Ruler
76% 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 24.2% ★, Grand Strategy 17.9% ★, Space Sim 16.1%, Real Time Tactics 14.8%, RTS 10.7%
- #36 New Stars
73% 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 28.4% ★, Grand Strategy 21.5% ★, Space Sim 15.5%, Real Time Tactics 11.5%, Space 6.3%
- #37 Solar Wave
72% 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 31.6% ★, Grand Strategy 24.9% ★, RTS 15.6%, Space 7.9%, Strategy 6.1%
- #38 Tachyon Wars
75% 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 36.1% ★, Grand Strategy 23.5% ★, Real Time Tactics 11.6%, Strategy 10.1%, Space 8.7%
- #39 Descending Empires
73% 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 20% ★, Space Sim 17.1%, RTS 14.5%, Real Time Tactics 10.4%
- #40 Mutant Meltdown
74% matchMostly Positive80% of 49 reviews2022
Dev: GoldenGod Games
Windows · Mac · Linux
Mutant Meltdown is a survival RPG that takes place in a post-apocalyptic world in which you get to manage a group of survivors to fight for their life, level up their skills, help fight off different breeds of mutants, build and upgrade your camp, face hordes of mutants and much more!
Why similar: 4X 27.2% ★, Colony Sim 20.3%, Strategy RPG 12%, Tactical RPG 10.4%, Sandbox 8.5%
- #41 Distant Worlds: Universe
74% 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 46.5% ★, Grand Strategy 19% ★, Space 9.8%, Strategy 8.3%, RTS 7.8%
- #42 After the Crash : Colony
71% matchPositive81% of 16 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 32.8% ★, Space Sim 25.7%, Real Time Tactics 12.4%, Space 6.7%, Strategy 6.1%
- #43 Kingdom Wars 4
72% matchMixed66% of 240 reviews2021
Dev: Reverie World StudiosPub: indie.io
Windows
Median: 24 minMean: 7.1 hrs≥1hr: 39%
It's 1347, the time of the Hundred Years' War. In this historical grand strategy and RTS hybrid you play as one of 200 minor lords across medieval Europe, Africa or Middle East. Rise up to take over your Kingdom and be crowned, then fight to preserve your empire as Black Death descends on Europe.
Why similar: 4X 21.4% ★, Grand Strategy 19.7% ★, Colony Sim 16.6%, RTS 13.7%, Real Time Tactics 10.2%
- #44 Trumpets of War
70% matchNo user reviews
Dev: Xblur
Windows
Trumpets of War is a grand-scale historical strategy game where armies clash and empires rise. Command vast forces across dynamic battlefields, orchestrate campaigns with precision, and experience the drama of war through an innovative system that blends tactical combat with strategic mastery.
Why similar: 4X 35.4% ★, Grand Strategy 25.5% ★, RTS 16.9%, Real Time Tactics 10.9%, Strategy 9.5%
- #45 Stellaris
71% 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 31.7% ★, Grand Strategy 26.5% ★, Sandbox 9.9%, Space 9.7%, Strategy 6%
- #46 In memory of TITAN
73% matchMostly Negative32% of 38 reviews2018
Dev: Valhalla Universe, Inc.Pub: XR Studio LLC
Windows
IMOT is a Roguelite, Tactical, Turn-Based, Real-time Strategy Action Packed Space Opera. Battle your way across the solar system, customize your fleet to master your enemies and fight for the survival of the human race... There is no quarter, no port to hide, only the cold emptiness of space...
Why similar: Space Sim 18.9%, RTS 16.9%, Tactical RPG 15.2%, Real Time Tactics 14.3%, Strategy RPG 12.6%
- #47 Pixel Imperium
70% matchNo user reviews
Dev: Tuki Byte
Windows · Mac · Linux
Play a grand strategy game in any world you want, on land or in space. Import real maps, play a procedurely generated world, or hand-draw your own fictional universe. Then lead your faction to domination by managing its economy, diplomacy, and military.
Why similar: 4X 32.9% ★, Grand Strategy 28.1% ★, Space Sim 13%, Sandbox 10.1%, Strategy 6.8%
- #48 Nexaris: Starweb Dominion
70% matchNo user reviews
Dev: Vivid State
Windows
Lead a living star network in this real-time 3D sci-fi strategy game. Expand from one stellar core, link orbital nodes, secure resources, and launch coordinated assaults as every connection reshapes your economy, defenses, and territorial control.
Why similar: 4X 30.6% ★, Grand Strategy 23.1% ★, RTS 16.1%, Real Time Tactics 11.8%, Strategy 6.1%
- #49 Star Ruler
71% 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% ★, RTS 16.4%, Grand Strategy 16.1% ★, Strategy 12.7%, Space 10.8%
- #50 Ascendance
69% 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 29.9% ★, Grand Strategy 22.5% ★, RTS 15.7%, Space 6.4%, Futuristic 6.2%
- #51 Wayfallen
69% 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 26.4% ★, Space Sim 21.1%, RTS 14.1%, Space 8.1%, Sandbox 8.1%
- #52 Stellar Reach
67% 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 36.4% ★, Grand Strategy 19.3% ★, RTS 12.3%, Futuristic 8.1%, Space 7.5%
- #53 The Qin Empire
69% matchMostly Positive70% of 10 reviews2022
Dev: MAX GAME PTE. LTD.
Windows
真·春秋戦国戦略SLG―中国史上最もドラマチックな時代が舞台! 名もなき小国の人物から成長し、春秋時代の戦国武将を集め、領土を広げ、他のプレイヤーや味方と同盟を結んで共に戦い、戦略と知恵を駆使して始皇帝の如く天下を制覇しよう! いざ出陣だ!これは、始皇帝へとつながる戦乱!
Why similar: 4X 39.5% ★, RTS 19.9%, Strategy RPG 15.6%, Real Time Tactics 13.7%, Strategy 11.3%
- #54 Existence: The Outer Reach
68% 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 23.6% ★, Grand Strategy 17.3% ★, Space Sim 13.7%, RTS 12.3%, Sandbox 7.6%
- #55 Periphery Online
67% 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 22.3% ★, RTS 20.6%, Grand Strategy 19.3% ★, Colony Sim 10.2%, Futuristic 9.6%
- #56 Riftborne
66% matchVery Positive90% of 101 reviews2026
Dev: Pitio Productions
Windows · Linux
Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare. Hire galactic hit-men on your rivals. Raid neighbors for rare resources. Train spies to infiltrate enemy bases for key intel. Grow your empire to dominate the galaxy.
Why similar: 4X 25% ★, Grand Strategy 18.9% ★, Colony Sim 15.6%, Space Sim 15%, Real Time Tactics 10.9%
- #57 Jellystar Empires: When Space Bunnies Attack!!
68% matchNo user reviews
Dev: Rat Wrath Studios
Windows · Mac · Linux
An area-control real-time strategy game, filled with auto-battling bunnies bent on destroying the human race! Explore space and uncover hand-painted planets. Research unique upgrades! Kill your friends! -er use diplomacy in multiplayer!
Why similar: 4X 25.9% ★, Grand Strategy 19.4% ★, Space Sim 16.2%, RTS 13.4%, Real Time Tactics 11.2%
- #58 Venusville - Prologue
66% matchPositive86% of 14 reviews2026
Dev: Orbit Start StudiosPub: PlayWay S.A.
Windows
Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.
Why similar: Colony Sim 25.2%, Space Sim 21.2%, RTS 17.8%, Strategy 6.5%, Simulation 6.5%
- #59 Distant Worlds 2
67% 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 42.4% ★, Grand Strategy 28.6% ★, Strategy 10.1%, Simulation 8.8%, Space 8.1%
- #60 King's Tower
66% matchNo user reviews
Dev: Liang
Windows
shoot enemy. defend your tower
Why similar: Colony Sim 24%, RTS 17.8%, Real Time Tactics 17%, Tactical RPG 16.8%, Strategy RPG 16.7%