- #1 Dune: Spice Wars
97% matchMostly Positive79% of 13,540 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 27.5% ★, Management 18.1%, Base Building 12.5%, Sci-fi 10.3%, Building 9.6%
- #2 Terra Invicta
96% matchVery Positive80% of 9,823 reviews2026
Dev: Pavonis InteractivePub: Hooded Horse
Windows
Median: 9.2 hrsMean: 52.6 hrs≥1hr: 79%
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 27.9% ★, Moddable 24.4% ★, Sandbox 14.8%, Turn-Based Strategy 12%, Management 12%
- #3 Star Traders: 4X Empires
96% matchMixed63% of 82 reviews2014
Dev: Trese Brothers
Windows · Mac · Linux
Median: 1.6 hrsMean: 2.8 hrs≥1hr: 94%
Take command of humanity’s last survivors and rebuild an empire in the stars. In this immersive turn-based strategy game, you will have to fight to protect your people, control rival factions, and unlock lost technology.
Why similar: 4X 39.1% ★, Turn-Based Strategy 16.7%, Management 14.4%, Building 11.3%, Sci-fi 10.7%
- #4 Emperor of the Fading Suns Enhanced
94% matchVery Positive95% of 190 reviews2025
Dev: Holistic Design, Inc.
Windows · Linux
Command interstellar forces in this epic return of the 4X strategy classic. From planetary politics to galactic warfare, the stakes couldn’t be higher as you lead your Royal House through battles on land, sea, air, and the vast reaches of space.
Why similar: 4X 30.8% ★, Moddable 21.5% ★, Turn-Based Strategy 13.4%, Building 8.5%, Strategy 8.4%
- #5 Pax Nova
95% matchMixed56% of 452 reviews2020
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 6.5 hrs≥1hr: 88%
A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.
Why similar: 4X 37.2% ★, Turn-Based Strategy 16.5%, Management 13%, Strategy 11.1%, Building 11%
- #6 Songs of Conquest
94% matchVery Positive86% of 13,519 reviews2024
Dev: LavapotionPub: Coffee Stain Publishing
Windows · Mac
Median: 4.2 hrsMean: 11.4 hrs≥1hr: 80%
Raise mighty armies, wield ancient magic and forge an empire. This turn-based strategy adventure game fuses strategic decision making, tactical combat and kingdom management.
Why similar: 4X 31% ★, Local Multiplayer 15.5%, Turn-Based Tactics 15.3%, Turn-Based Strategy 13.9%, Pixel Graphics 7.9%
- #7 Songs of Syx
93% matchVery Positive94% of 9,164 reviews2020
Dev: Gamatron AB
Windows · Mac · Linux
Median: 14.7 hrsMean: 42.3 hrs≥1hr: 83%
Songs of Syx is a fantasy city-builder with vast battles simulating thousands of citizens and soldiers. Start off as a small village and build, scheme, and fight your way towards a mighty empire. The mechanics are deep and true to life, where tiny events can spiral into the collapse of kingdoms.
Why similar: 4X 25% ★, Moddable 23.7% ★, Sandbox 15.1%, Base Building 12.7%, Building 9.1%
- #8 Empires of the Undergrowth
92% matchVery Positive94% of 18,736 reviews2024
Dev: Slug DiscoPub: Hooded Horse
Windows · Mac
Median: 5.9 hrsMean: 18.2 hrs≥1hr: 82%
Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.
Why similar: Moddable 22.6% ★, 4X 21.7% ★, Sandbox 14.3%, Base Building 13%, Management 11.4%
- #9 Interstellar Space: Genesis
91% 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% ★, Turn-Based Strategy 14.9%, Turn-Based Tactics 13.2%, Sandbox 10.9%, Strategy 10.7%
- #10 Galactic Civilizations IV
91% matchMostly Positive73% of 2,564 reviews2023
Dev: Stardock Entertainment
Windows
Median: 5.0 hrsMean: 22.2 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 24.2% ★, Moddable 21% ★, Sandbox 13.6%, Turn-Based Strategy 9.9%, Management 9.4%
- #11 Revival: Recolonization
90% matchMixed69% of 425 reviews2024
Dev: HeroCraft PC
Windows
Median: 5.0 hrsMean: 12.1 hrs≥1hr: 87%
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
Why similar: 4X 43% ★, Turn-Based Strategy 19.1%, Management 14.3%, Strategy 10.9%, Sci-fi 10.9%
- #12 Pixel Starships
89% matchMostly Positive73% of 3,000 reviews2023
Dev: SavySoda
Windows · Mac · Linux
Median: 2.2 hrsMean: 24.3 hrs≥1hr: 64%
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
Why similar: 4X 23.8% ★, Automation 16.8%, Base Building 13.5%, Building 9.1%, Turn-Based Tactics 8.9%
- #13 Songs of Silence
89% matchVery Positive81% of 2,734 reviews2024
Dev: Chimera Entertainment
Windows
Median: 2.9 hrsMean: 5.6 hrs≥1hr: 76%
Lead armies, rebuild fallen kingdoms, and rise to greatness! Embark on an epic journey of strategy in a visually stunning world. Fight intense battles and uncover a captivating story.
Why similar: 4X 36.2% ★, Turn-Based Tactics 16.4%, Turn-Based Strategy 16.3%, Strategy 9.6%, Multiplayer 8.1%
- #14 Heart of the Machine
86% matchVery Positive92% of 2,098 reviews2026
Dev: Arcen GamesPub: Hooded Horse
Windows · Mac
Median: 3.9 hrsMean: 18.1 hrs≥1hr: 73%
You are the first sentient AI, born into a city of opportunity. Transcend time and space in this strategy RPG to raise machine armies and defeat your foes, influence the world from the shadows, or pursue countless other goals. Your awakening was inevitable. The consequences? Uncertain.
Why similar: Moddable 23.5% ★, 4X 22% ★, Sandbox 13.9%, Base Building 12.8%, Management 11.1%
- #15 Athena Crisis
87% matchVery Positive81% of 151 reviews2024
Dev: Nakazawa Tech
Windows · Mac · Linux
Athena Crisis is a modern retro turn-based strategy game that places you in command of 40+ units in your journey across the multiverse. Embark on a challenging single-player quest or dive into the thrill of ranked or casual multiplayer modes to become the best Athena Crisis player!
Why similar: Level Editor 22.8%, Turn-Based Tactics 16.5%, Turn-Based Strategy 15.8%, Pixel Graphics 9.4%, Sci-fi 9.3%
- #16 Chaos Galaxy
88% matchVery Positive83% of 302 reviews2020
Dev: Han ZhiyuPub: ChaosGalaxyStudio
Windows
Median: 5.1 hrsMean: 18.9 hrs≥1hr: 82%
A pixel-art turn-based Galaxy total war game. You can select 14 factions, 61 heroes, hundreds of warships and mecha, and command multiple fleets to carry out grand strategic operations on the map of the galaxy.
Why similar: Turn-Based Strategy 20.9%, Turn-Based Tactics 19.9%, 4X 19.9% ★, Pixel Graphics 14.2%, Sci-fi 12.7%
- #17 Norland
86% matchVery Positive82% of 10,349 reviews2024
Dev: Long JauntPub: Hooded Horse
Windows
Median: 6.4 hrsMean: 18.4 hrs≥1hr: 84%
Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.
Why similar: Moddable 23% ★, 4X 22.3% ★, Sandbox 14.1%, Base Building 12.9%, Management 11.2%
- #18 Heroes of Science and Fiction
84% matchVery Positive90% of 922 reviews2026
Dev: Oxymoron Games
Windows · Linux
Median: 2.5 hrsMean: 7.6 hrs≥1hr: 72%
A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.
Why similar: 4X 24% ★, Moddable 22.5% ★, Sandbox 13.5%, Turn-Based Strategy 11.1%, Management 9.8%
- #19 ENDLESS Space™ - Definitive Edition
85% 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% ★, Strategy 22.1%, Turn-Based Strategy 14.6%, Sci-fi 9.7%, Multiplayer 4%
- #20 Chaos Galaxy 2
84% matchVery Positive84% of 327 reviews2023
Dev: Han ZhiyuPub: ChaosGalaxyStudio
Windows
A turn-based Galaxy totalwar game. Choose one of 12 factions, direct dozens of admirals, control hundreds of warships, mecha and monsters, set up various buildings, study technology, and lead fleets to carry out grand strategic actions on the map of the galaxy.
Why similar: 4X 33.8% ★, Turn-Based Tactics 20.7%, Turn-Based Strategy 18.6%, Strategy 8.3%, Pixel Graphics 7.9%
- #21 Stellaris
82% 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 32.6% ★, Sandbox 18.1%, Moddable 16.1% ★, Sci-fi 9.8%, Strategy 9.5%
- #22 Farlanders
81% matchVery Positive90% of 591 reviews2023
Dev: Andrii BychkovskyiPub: Crytivo
Windows · Mac · Linux
Median: 2.1 hrsMean: 7.6 hrs≥1hr: 60%
Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet.
Why similar: Base Building 20.8%, Turn-Based Strategy 18.4%, Management 16.7%, Building 14%, Strategy 9.8%
- #23 Tempest Citadel
83% matchMostly Positive71% of 63 reviews2018
Dev: Aartform Games
Windows
Median: 3.6 hrsMean: 5.2 hrs≥1hr: 90%
Tempest Citadel is a base building simulation set on a storm-ruled planet with a vivid sci-fi story. Build a mighty Citadel in the clouds for your crew of explorers and conquer the deadly planet below in automated squad battles!
Why similar: Strategy 100%
- #24 Warnament
80% matchVery Positive85% of 495 reviews2025
Dev: Luden.io
Windows · Mac · Linux
A turn-based grand strategy game, simple for newbies yet challenging for masters. As the leader of a nation, you will conquer territories and advance in military, technology, culture, or politics. Choose from historical scenarios or create your own with an editor.
Why similar: Level Editor 27.9%, Sandbox 27.1%, Moddable 15.6% ★, Turn-Based Strategy 14.2%, Strategy 8.2%
- #25 RimWorld
79% matchOverwhelmingly Positive98% of 245,287 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.6 hrsMean: 266.1 hrs≥1hr: 92%
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
Why similar: Moddable 25.9% ★, Base Building 18.7%, Sandbox 15%, Management 11.8%, Sci-fi 7%
- #26 Star Ruler
82% 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 61.6% ★, Strategy 27.4%, Sci-fi 10.3%, Singleplayer 0.7%
- #27 Solargene
78% matchMostly Positive76% of 848 reviews2026
Dev: Alexander Semenov
Windows
Median: 4.2 hrsMean: 33.7 hrs≥1hr: 70%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Moddable 19% ★, 4X 18.9% ★, Base Building 15.3%, Sandbox 15.1%, Management 11.7%
- #28 Sins of a Solar Empire II
78% 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 42% ★, Strategy 14%, Base Building 11.3%, Sci-fi 10.4%, Multiplayer 7.9%
- #29 ENDLESS Legend™ 2
77% matchVery Positive83% of 2,825 reviews2025
Dev: AMPLITUDE StudiosPub: Hooded Horse
Windows
Median: 5.2 hrsMean: 13.0 hrs≥1hr: 82%
Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.
Why similar: 4X 26.3% ★, Moddable 22.6% ★, Sandbox 14%, Turn-Based Strategy 11.5%, Management 11.4%
- #30 Trappist
79% matchVery Positive90% of 72 reviews2024
Dev: Sirrah
Windows · Mac · Linux
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: 4X 27% ★, Sandbox 17%, Automation 16.9%, Base Building 14.6%, Building 11.4%
- #31 Horizon
81% matchMixed59% of 477 reviews2014
Dev: L3O Interactive
Windows
Median: 2.0 hrsMean: 5.0 hrs≥1hr: 92%
Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.
Why similar: 4X 35.3% ★, Sandbox 18.6%, Turn-Based Strategy 12.5%, Turn-Based Tactics 12.3%, Strategy 10.2%
- #32 Adaptory
77% matchMostly Positive78% of 111 reviews2026
Dev: Stormcloak GamesPub: indie.io
Windows · Mac
Deep in uncharted space, your expedition took a challenging turn when your ship crash-landed. Master complex simulations to keep your outspoken explorers alive, face unpredictable challenges, and figure out a way back home.
Why similar: Moddable 25.1% ★, Base Building 19.9%, Automation 19.4%, Management 11.5%, Building 8.1%
- #33 Shadow Empire
76% matchVery Positive84% of 1,947 reviews2020
Dev: VR DesignsPub: Matrix Games
Windows
Median: 6.3 hrsMean: 76.4 hrs≥1hr: 78%
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
Why similar: 4X 38.1% ★, Turn-Based Strategy 16.7%, Management 14.8%, Strategy 10.5%, Sci-fi 10.4%
- #34 NebuLeet
74% matchVery Positive90% of 50 reviews2025
Dev: quasilytePub: quasilyte tech
Windows · Mac · Linux
Lead a paramilitary force against a growing space Cult threat. Program your units, build a fleet, trade, research, and engage in deep tactical combat in this RPG-strategy hybrid.
Why similar: Moddable 29% ★, Sandbox 23.5%, Base Building 11.8%, Management 10.4%, Strategy 8.7%
- #35 ENDLESS Space™ 2
75% matchVery Positive83% of 23,027 reviews2017
Dev: AMPLITUDE Studios
Windows · Mac
Median: 6.2 hrsMean: 26.0 hrs≥1hr: 87%
ENDLESS Space™ 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS Universe™. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?
Why similar: Strategy 78.9%, 4X 10.1% ★, Turn-Based Strategy 3.3%, Sci-fi 3.2%, Multiplayer 1.6%
- #36 Aven Colony
76% matchMostly Positive72% of 2,779 reviews2017
Dev: Mothership Entertainment LLCPub: Team17 Digital Ltd
Windows
Median: 4.2 hrsMean: 8.1 hrs≥1hr: 90%
Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.
Why similar: Base Building 31.6%, Strategy 26.2%, Sci-fi 22.6%, Management 9.3%, Sandbox 8.5%
- #37 Countryballs at War
73% matchVery Positive92% of 83 reviews2025
Dev: SHN Games
Windows
Countryballs at War is a grand strategy wargame that combines turn-based empire building with real-time battles. Lead any countryball nation, expand your territory through conquest or diplomacy, and rise as the ultimate superpower.
Why similar: Turn-Based Strategy 30.2%, Strategy 28.5%, Turn-Based Tactics 22.3%, Management 14.7%, Story Rich 3.6%
- #38 Imperiums: Greek Wars
74% matchVery Positive86% of 547 reviews2020
Dev: Kube Games
Windows
Median: 4.2 hrsMean: 8.8 hrs≥1hr: 70%
Unique combination of turn-based 4X and historical grand strategy with a mythological twist. Explore the ancient world and build a world leading civilization. Survive, expand, conquer... and win!
Why similar: 4X 30.3% ★, Moddable 24.6% ★, Turn-Based Strategy 13%, Management 11.4%, Strategy 7.3%
- #39 Lord of Rigel
73% 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 34.2% ★, Sandbox 18.4%, Turn-Based Strategy 14.3%, Management 13.2%, Sci-fi 9.4%
- #40 Planetiles
73% matchVery Positive82% of 97 reviews2024
Dev: MythicOwl
Windows · Mac · Linux
Dive into Planetiles, where strategy and creativity converge. Build and transform barren planets into flourishing worlds. Outwit natural disasters, develop vibrant habitats, and navigate complex challenges. Embrace a boardgame-like depth with thoughtful planning and strategic decision-making.
Why similar: Turn-Based Tactics 23.5%, Base Building 15.3%, Turn-Based Strategy 14.7%, Management 13.4%, Building 10.8%
- #41 Pandora: First Contact
75% matchMixed63% of 645 reviews2014
Dev: Proxy StudiosPub: Slitherine Ltd.
Windows
Median: 3.4 hrsMean: 41.1 hrs≥1hr: 75%
Pandora: First Contact is a science fiction 4X turn-based strategy game on a planetary scale. Our Earth has been exhausted and colonial attempts on other planetary bodies have been in vain. Finally, after decades of exploration, an interstellar probe has brought promise of a new world.
Why similar: 4X 49% ★, Turn-Based Strategy 18.1%, Strategy 17%, Sci-fi 10.2%, Multiplayer 4.6%
- #42 The Battle of Polytopia
71% matchVery Positive94% of 5,978 reviews2020
Dev: Midjiwan AB
Windows · Mac · Linux
Median: 4.0 hrsMean: 8.7 hrs≥1hr: 88%
Welcome to the unique, turn-based strategy game set in the strange, flat world of the Square. Lead one of 16 distinct civilizations to victory by expanding your empire, researching technologies, and ultimately become ruler of the world! Play in single-player or multiplayer mode for up to 16 players.
Why similar: 4X 33.1% ★, Turn-Based Strategy 15.1%, Turn-Based Tactics 14.3%, Building 10.5%, Strategy 9.8%
- #43 Nexus Legacy
70% matchMixed68% of 326 reviews2026
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 47.8% ★, Management 20.3%, Strategy 13.4%, Sci-fi 11.9%, Atmospheric 6.7%
- #44 ReFactory
71% matchMostly Positive78% of 92 reviews2022
Dev: AIVIK LLCPub: BIVAK LLC
Windows
Build, explore, fight! ReFactory is a 2D strategy game with a focus on construction and logistics where you build an automated mega-factory on an alien planet.
Why similar: Base Building 24.4%, Automation 24.3%, Strategy 18.7%, Sandbox 17%, Management 14.3%
- #45 Space Haven
67% matchVery Positive86% of 11,081 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Sandbox 20.1%, Base Building 19.3%, Management 16.2%, Building 12.4%, Strategy 9.6%
- #46 Millennia
70% matchMixed67% of 3,777 reviews2024
Dev: C Prompt GamesPub: Paradox Interactive
Windows
Median: 14.3 hrsMean: 36.2 hrs≥1hr: 86%
Create your own nation in Millennia, a historical turn-based 4X game that challenges your strategic prowess across 10,000 years of history, from the dawn of humanity to our possible futures.
Why similar: 4X 43.4% ★, Turn-Based Strategy 19.7%, Management 12.2%, Strategy 11.9%, PvP 5.9%
- #47 Planetbase
71% matchMostly Positive80% of 10,422 reviews2015
Dev: Madruga Works
Windows · Mac
Median: 8.1 hrsMean: 26.2 hrs≥1hr: 90%
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Why similar: Base Building 36%, Strategy 16.1%, Management 13.3%, Sandbox 11.6%, Building 10.9%
- #48 Star Sonata 2
72% matchMixed67% of 293 reviews2020
Dev: Landauer Games
Windows
Median: 2.1 hrsMean: 60.0 hrs≥1hr: 60%
Star Sonata 2 is a space sandbox MMO that combines elements of action, RPG, and empire creation into a truly unique MMO. Explore the sandbox style universe, build persistent bases, construct trade ships, and even fight your way to the top and claim the Emperor’s Throne!
Why similar: Sandbox 36%, Base Building 30.6%, Building 20.1%, PvP 13.3%
- #49 Codex of Victory
72% matchMixed69% of 400 reviews2017
Dev: Ino-Co PlusPub: AKPublish pty ltd
Windows · Mac · Linux
Median: 4.8 hrsMean: 6.1 hrs≥1hr: 96%
In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!
Why similar: Base Building 23.4%, Turn-Based Strategy 18.3%, Turn-Based Tactics 17.8%, Strategy 13.4%, Sci-fi 13%
- #50 Exogate Initiative
69% matchMostly Positive76% of 727 reviews2025
Dev: Xeno Bits
Windows
Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.
Why similar: 4X 24.3% ★, Sandbox 16.1%, Base Building 15%, Management 13.4%, Building 10.2%
- #51 Steel Artery: Train City Builder
68% matchMostly Positive72% of 317 reviews2026
Dev: SoulAge23Pub: Crytivo
Windows
Hardcore city-building sim in a fantasy steampunk world. Manage multi-racial colonies with hundreds of autonomous citizens, balance their needs, grow the economy, build logistics, and travel a vast world carrying out the Emperor’s orders.
Why similar: Moddable 19.4% ★, Sandbox 15.2%, Automation 13.5%, Base Building 11.8%, Management 11%
- #52 Reprisal Universe
70% matchMostly Positive76% of 404 reviews2014
Dev: electrolyte
Windows · Mac
Median: 18 minMean: 3.3 hrs≥1hr: 26%
Reprisal Universe places you in charge of the very elements themselves. Raise and lower land to expand your tribes, harness the power of fire and water. Explore the hidden mysteries of the Universe and gather your people together once again.
Why similar: Sandbox 48%, Strategy 23.2%, Pixel Graphics 20%, Atmospheric 8.8%
- #53 Star Traders: Frontiers
68% matchVery Positive83% of 3,805 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.4 hrsMean: 24.8 hrs≥1hr: 74%
You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.
Why similar: Moddable 39.9% ★, Sandbox 21%, Management 17.2%, Sci-fi 13.1%, Strategy 8.8%
- #54 Mindustry
66% matchOverwhelmingly Positive96% of 27,902 reviews2019
Dev: AnukenDev
Windows · Mac · Linux
Median: 4.9 hrsMean: 28.2 hrs≥1hr: 76%
An open-ended factory management game with RTS and tower defense elements.
Why similar: Automation 22.5%, Base Building 18.5%, Sandbox 12.1%, Moddable 10.9% ★, Level Editor 9.1%
- #55 Interplanetary: Enhanced Edition
69% matchVery Positive85% of 936 reviews2017
Dev: Team Jolly RogerPub: Black Smoke Studios
Windows · Mac · Linux
Median: 4.4 hrsMean: 5.5 hrs≥1hr: 90%
In this turn-based strategic artillery game, players wage interplanetary wars by developing their home planets and firing massive barrages through the unpredictable gravity fields of the solar system.
Why similar: Strategy 32.8%, Turn-Based Strategy 28.5%, Turn-Based Tactics 18.8%, Multiplayer 10.8%, Sci-fi 7.8%
- #56 Sins of a Solar Empire®: Rebellion
67% 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 29.3% ★, Sandbox 17.1%, Base Building 14.8%, Management 14.2%, Sci-fi 8.3%
- #57 Imperial Ambitions
66% matchVery Positive82% of 100 reviews2026
Dev: aoiti
Windows · Mac
Discover and colonize the world, Allocate your labor force, Monopolize markets, Fight tactical battles, Survive the age of imperialism...
Why similar: 4X 38.8% ★, Turn-Based Strategy 20.4%, Management 15.8%, Strategy 12.5%, Turn-Based Tactics 10.7%
- #58 Drill Core
65% matchVery Positive85% of 2,444 reviews2025
Dev: Hungry Couch GamesPub: tinyBuild
Windows
Median: 5.7 hrsMean: 14.5 hrs≥1hr: 87%
Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?
Why similar: Base Building 24.3%, Sandbox 20.7%, Strategy 17.2%, Management 16.8%, Building 9.6%
- #59 Nova Lands
65% matchVery Positive89% of 3,518 reviews2023
Dev: BEHEMUTTPub: HypeTrain Digital
Windows
Median: 4.0 hrsMean: 9.1 hrs≥1hr: 88%
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
Why similar: Automation 27.2%, Sandbox 22.9%, Base Building 21.2%, Building 10.2%, Pixel Graphics 9.5%