O.R.B: Off-World Resource Base
An epic struggle for control!
79% of 102 Steam reviews are positive$0.79
Games like Expansion
Want something that feels replayable and minimalist the way Expansion does? These games line up well for what comes next.
Space Expand
Take control and expand your empire through different constellations in this minimalist 4X strategy game.
Replayable, Minimalist
49% of 35 Steam reviews are positiveFreeMayhem Intergalactic
Wage war on your friends and enemies in this simple and engaging strategy game. Easy to learn and quick to play, Mayhem Intergalactic is surprisingly strategic. Play against the computer, or duke it out with friends over the internet. The universe shall be yours!
Replayable, Minimalist, Retro
79% of 14 Steam reviews are positive$9.99Mini Gal4Xy
Mini Gal4Xy is a light strategy game set in space.
Replayable, Minimalist
87% of 31 Steam reviews are positive$3.99Race for the Galaxy
Build a galactic empire from a hand of cards in about fifteen minutes. Choose your action in secret, watch everyone reveal at once, and turn a small tableau of planets and developments into a victory point machine. Every game plays out differently, and the neural network AI is a worthy opponent when no humans are around.
Replayable, Minimalist
93% of 437 Steam reviews are positivePlayers online now: 15$7.99ENDLESS Space™ - Definitive Edition
A turn-based 4X strategy game about guiding one of twelve civilizations to galactic domination. Colonize star systems, trade, research, build fleets and fight over Dust, the mysterious substance left behind by the galaxy's first civilization. Every run starts from a freshly generated galaxy.
Replayable
79% of 6,631 Steam reviews are positivePlayers online now: 72$9.99Master of Orion 2
A classic 4X strategy game from 1996: colonize a randomly generated galaxy, research 60 technology fields, trade with alien races and build fleets to beat back the Antarans. Easy to learn, hard to put down, and still the game people measure every other space empire builder against.
Replayable, Retro
96% of 1,679 Steam reviews are positivePlayers online now: 225Galactic Civilizations III
A turn-based 4X strategy game about building a civilization among the stars. Pick from dozens of alien races, colonize worlds, design starships, spy, trade and wage war, then win your way: conquest, culture, technology or alliances. Every sandbox galaxy is set up differently, so no two runs play out the same.
Replayable
77% of 8,340 Steam reviews are positivePlayers online now: 140Starion Tactics
After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope. Play for minutes to hours across tens to hundreds of planets in single-player skirmish or multiplayer modes—it’s entirely up to you.
Replayable, Retro
25% of 48 Steam reviews are positive$9.99Astro Protocol
High-stakes, turn-based 4X space strategy distilled into intense matches of about an hour. Lead one of six premade factions, or design your own, against an AI that plays to win. Randomized techs, anomalies, maps and victory conditions make every match unique.
Replayable
94% of 72 Steam reviews are positive$13.99Interstellar Space: Genesis
A turn-based space 4X about building a galactic empire the classic way: explore, colonize, research, and fight on a tactical grid when talks fail. Remote exploration hides secrets in every system, six races and custom builds keep runs fresh, and micromanagement stays out of your way.
Replayable
83% of 720 Steam reviews are positivePlayers online now: 25$29.99Dominus Galaxia: KS Edition
Dominus Galaxia is a 4X space strategy game with a focus on amplifying strategic decisions and minimising non-strategic busywork.
Replayable
83% of 251 Steam reviews are positivePlayers online now: 6FreeSpace Tyrant
Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future. Build a mighty space force, disintegrate peaceful aliens, and rule irresponsibly on your relentless march to total domination.
Replayable
83% of 549 Steam reviews are positive$19.99
Cheaper than Expansion
Apollo4x
Apollo4x is a casual-to-difficult space trading tycoon game, where success is measured in earnings from how efficient your trade routes are in…
58% of 60 Steam reviews are positive$0.74
Stellar Empires
Indie strategy game where you take control of an Empire, lead it to complete domination by colonizing new planets!
80% of 5 Steam reviews are positive$0.69
Bronze Age - HD Edition
What was it like to be a chief of a tribe in 6000 year B.C.?
77% of 371 Steam reviews are positive$0.80
Strategy Core
Lead your clan from a small settlement all the way to the launch of a colony ship.
100% of 16 Steam reviews are positive$0.69
BC Kings
BC Kings features several new elements not commonly found in strategy games.
65% of 193 Steam reviews are positive$0.79
ReRoad
ReRoad is a Tower Defense game with a brand new concept where the players dig their own paths.
73% of 105 Steam reviews are positive$0.89
First Day: Home Defender
Build and protect your home after a nuclear apocalypse!
72% of 32 Steam reviews are positive$0.49
Space Drone: Rescue Mission
Space drone is a minimalist open world puzzle game with grid movement where you remotely control a drone to find and rescue your lost mates in space.
92% of 13 Steam reviews are positive$0.65
Galagan's Island: Reprymian Rising
Galagan's Island is an Arcade style Space Shooter paying loving homage to classic arcade style & difficulty.
86% of 58 Steam reviews are positive$0.74
NEOMORPH
This is a simple tower defend like game,click mouse left button to shoot enemies, make sure you don't get hurt. Defeat Neomorph, fight with ladies!
75% of 670 Steam reviews are positive$0.49
Sunset Routes
Sunset Routes is an easy and intriguing roguelite game. You can choose your crew, put them in the cabins, select your destination, and set sail.
95% of 545 Steam reviews are positive$0.49
Hidden gems like Expansion
From Glory To Goo
Grow a settlement on a hostile world, wall it in, and answer the Goo with orbital fire before they reach your gates.
96% of 1,865 Steam reviews are positivePlayers online now: 97$7.79
Relentless Expanse
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!
91% of 113 Steam reviews are positiveFree
Nexus 5X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced…
90% of 890 Steam reviews are positive$14.99
Sid Meier's Alpha Centauri™ Planetary Pack
Lead a faction of ideologues across an alien world, out-think six rivals and shape a whole planet's future one turn at a time.
90% of 610 Steam reviews are positivePlayers online now: 51$4.99
Planet S
Claim procedurally generated planets, raise cities from a single spaceport, and grow your faction into a scientific or military power, alone or…
91% of 2,908 Steam reviews are positivePlayers online now: 5Free
Dominus Galaxia: KS Edition
Dominus Galaxia is a 4X space strategy game with a focus on amplifying strategic decisions and minimising non-strategic busywork.
83% of 251 Steam reviews are positivePlayers online now: 6Free
Slipways
Link planets with warp routes, balance their needs and grow a trade network, one calm turn at a time.
92% of 2,248 Steam reviews are positivePlayers online now: 8$16.99
Galactic Civilizations IV
Guide a young spacefaring civilization across a fresh galaxy each run, growing it by war, trade, diplomacy or culture until the stars answer to you.
72% of 2,249 Steam reviews are positivePlayers online now: 275$39.99
Interstellar Space: Genesis
Build a turn-based galactic empire your way, from first colony ship to tactical battles between the stars.
83% of 720 Steam reviews are positivePlayers online now: 25$29.99
Distant Worlds 2
A vast pausable real-time 4X space strategy game. Generate a galaxy of up to 2,000 star systems, run an empire where every freighter and fleet is…
71% of 2,683 Steam reviews are positivePlayers online now: 134$49.99
Solar Settlers
Solar Settlers is a card-driven space exploration strategy game set in the far future.
94% of 298 Steam reviews are positive$9.99
Race for the Galaxy
Play cards to settle planets and build developments, racing rivals to the strongest tableau before the last round ends.
93% of 437 Steam reviews are positivePlayers online now: 15$7.99
Newest games like Expansion
Astro Protocol
High-stakes, turn-based 4X space strategy distilled into intense matches of about an hour.
94% of 72 Steam reviews are positive$13.99
Terra Invicta
Steer one of seven factions through an alien arrival, from covert politics on Earth to fleet battles across the Solar System.
79% of 9,174 Steam reviews are positivePlayers online now: 578$39.99
A Planet of Mine MasterMine Edition
A Planet of Mine Mastermine Edition is a cozy 4X game with mass strategy!
94% of 32 Steam reviews are positive$9.99
SpaceCorp: 2025-2300AD
Lead mankind's exploration into outer space! Build bases on the Moon and Mars, survey the rings of Saturn, and send generational Colony ships to…
84% of 73 Steam reviews are positive$9.99
Relentless Expanse
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!
91% of 113 Steam reviews are positiveFree
Nexus 5X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced…
90% of 890 Steam reviews are positive$14.99
From Glory To Goo
Grow a settlement on a hostile world, wall it in, and answer the Goo with orbital fire before they reach your gates.
96% of 1,865 Steam reviews are positivePlayers online now: 97$7.79
Sid Meier's Alpha Centauri™ Planetary Pack
Lead a faction of ideologues across an alien world, out-think six rivals and shape a whole planet's future one turn at a time.
90% of 610 Steam reviews are positivePlayers online now: 51$4.99
Planet S
Claim procedurally generated planets, raise cities from a single spaceport, and grow your faction into a scientific or military power, alone or…
91% of 2,908 Steam reviews are positivePlayers online now: 5Free
Galactic Civilizations IV
Guide a young spacefaring civilization across a fresh galaxy each run, growing it by war, trade, diplomacy or culture until the stars answer to you.
72% of 2,249 Steam reviews are positivePlayers online now: 275$39.99
Eclectic Expansion Enterprise
Expand among the stars! It is 72k years in the future, and a new wave of Human expansion abounds.
73% of 30 Steam reviews are positivePlayers online now: 1Free
Distant Worlds 2
A vast pausable real-time 4X space strategy game. Generate a galaxy of up to 2,000 star systems, run an empire where every freighter and fleet is…
71% of 2,683 Steam reviews are positivePlayers online now: 134$49.99