Relentless Expanse
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!
91% of 113 Steam reviews are positiveFree
Games like Space Expand
Still thinking about Space Expand and its minimalist and replayable tone? You might settle into these games easily.
Distant Worlds: Universe
A pausable real-time 4X space strategy on a huge scale: galaxies of up to 1400 star systems, private citizens running your economy, pirates to bribe or crush, and enough automation (or micromanagement) to play it exactly your way. Every galaxy is generated fresh, so no two empires unfold the same.
Replayable
71% of 1,422 Steam reviews are positivePlayers online now: 5$29.99Solaris
Discover a space strategy game filled with conquest, betrayal and subterfuge. Build alliances, make enemies and fight your way to victory and galactic domination. Will you conquer the galaxy?
Also in Co-op · Minimalist, Replayable, Competitive
81% of 90 Steam reviews are positiveFreeExpansion
A strategy game about space (location) in space (cosmic). Colonise the galaxy with a thousand clicks of a mouse. Winner of DreamHack Austin Jam!
Minimalist, Replayable
65% of 17 Steam reviews are positive$0.99Solar Wave
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.
Replayable
73% of 83 Steam reviews are positivePlayers online now: 1$17.99Space Empires IV Deluxe
A turn-based space 4X where you build an empire from one home world to Dyson spheres. Design your species, design every ship, research across a huge tech tree, and reshape whole star systems. It looks its age, but the depth keeps pulling you into one more turn.
Replayable
87% of 260 Steam reviews are positivePlayers online now: 24$9.99Mini Gal4Xy
Mini Gal4Xy is a light strategy game set in space.
Minimalist, Replayable
87% of 31 Steam reviews are positive$3.99Star Ruler
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)...
Replayable, Competitive
86% of 261 Steam reviews are positive$7.99Interstellar 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$29.99Galactic Civilizations IV
Lead a young starfaring civilization from its first faster-than-light flight to galactic power. Explore procedurally generated galaxies, colonize worlds, design fleets, out-talk or out-fight rival empires, and win your way: by conquest, culture, diplomacy or prestige. Every run plays out differently, and no two empires feel the same.
Also in Co-op · Replayable
72% of 2,249 Steam reviews are positivePlayers online now: 275$39.99X4: Foundations
You start with one ship and a whole galaxy that does not wait for you. Trade, fight, explore and build your way up to fleets, stations and production chains, in a simulated universe where factions keep trading and fighting with or without you.
Replayable
79% of 25,605 Steam reviews are positivePlayers online now: 2,238$9.99ENDLESS 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$9.99Sins of a Solar Empire: Trinity®
Lead a civilization through a galactic war in this blend of 4X empire building and real-time strategy. Explore a 3D galaxy, forge alliances, bribe pirates, and send hundreds of ships into battle. A slow, sweeping war where every playthrough unfolds differently.
Also in Co-op · Replayable, Competitive
78% of 691 Steam reviews are positivePlayers online now: 17$9.99
Hidden gems like Space Expand
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
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
Sins of a Solar Empire II
A real-time 4X where tactics and empire-building happen in one mode with no turns.
82% of 7,270 Steam reviews are positivePlayers online now: 848$49.99
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
Nexus Legacy
Rebuild civilization from one planet in a persistent online 4X.
66% of 391 Steam reviews are positivePlayers online now: 85Free
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
Master of Orion 2
Colonize planets, outresearch rival empires and grow a fleet strong enough to face the Antarans, one turn at a time.
96% of 1,679 Steam reviews are positivePlayers online now: 225
Imperium Galactica
Imperium Galactica. The Universe is yours... if you can handle it. The fourth millennium. Mankind has colonised the galaxy. Created an Empire.
91% of 147 Steam reviews are positivePlayers online now: 3$4.99
Andromeda: Rebirth of Humanity
Andromeda is a hybrid between a Space 4X and an MMO. An online universe sandbox with 2 galaxies full of planets to colonize.
65% of 118 Steam reviews are positivePlayers online now: 4Free
Newest games like Space Expand
Empires of a Tiny Universe
Empires of a Tiny Universe is a relaxed single-player RTS where you build and expand your empire across space.
80% of 15 Steam reviews are positive$4.99
Solar Wave
A large-scale 4X strategy game with indirect control and a focus on simulating a space empire.
73% of 83 Steam reviews are positivePlayers online now: 1$17.99
Nexus Legacy
Rebuild civilization from one planet in a persistent online 4X.
66% of 391 Steam reviews are positivePlayers online now: 85Free
Galactic Overthrow
Build a massive galactic empire and conquer many galaxies in this incremental game of space conquest.
80% of 30 Steam reviews are positive$5.99
Riftborne
Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare.
92% of 123 Steam reviews are positive$7.99
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
Stellar Reach
Stellar Reach is a 4X hard sci-fi strategy game where you control a faction vying for dominance across a hostile galactic frontier.
79% of 33 Steam reviews are positive$19.99
PlanetX
A persistent real-time strategy MMO on one shared planet. Other players will come for your land while you sleep, unless your shield is up.
67% of 54 Steam reviews are positiveFree
Emperor of the Fading Suns Enhanced
Command interstellar forces in this epic return of the 4X strategy classic.
95% of 178 Steam reviews are positivePlayers online now: 5$9.99
Relentless Expanse
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!
91% of 113 Steam reviews are positiveFree
Stardust Exile
Stardust Exile is an RTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics.
70% of 44 Steam reviews are positivePlayers online now: 3$14.99
Sins of a Solar Empire II
A real-time 4X where tactics and empire-building happen in one mode with no turns.
82% of 7,270 Steam reviews are positivePlayers online now: 848$49.99