Unclaimed World
Manage interstellar pioneers and their descendants in this detailed sci-fi colony sim.
49% of 179 Steam reviews are positive$1.18
Games like Outer Frontier
Hooked on the replayable and retro side of Outer Frontier? These games could fill that gap nicely.
Planetbase
Planetbase puts you in charge of a small band of space settlers on a remote planet, and it is your job to keep them breathing. Build the base, grow the food, keep the power on, and turn a fragile outpost into a colony of hundreds in a place that would very much prefer you failed.
Replayable
79% of 9,602 Steam reviews are positivePlayers online now: 181$14.99My Colony
A sci-fi colony sim that starts with one lander and a rover and ends wherever your ambition does. Pick a faction, grow an outpost into an empire, trade on a player-run market, or share a region with friends. It runs on almost anything and never asks you to wait for a timer.
Replayable
88% of 277 Steam reviews are positivePlayers online now: 10$4.99A Planet of Mine Legacy
A Planet of Mine is a mini procedural 4X. Starting from a single and unique planet, survive, gather and combine resources, develop your technologies and start the conquest of space.
Replayable, Retro, Minimalist
60% of 58 Steam reviews are positive$6.99Farlanders
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.
Replayable, Retro
89% of 514 Steam reviews are positivePlayers online now: 1$14.99Colonization Simulator
Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.
Replayable
0% of 6 Steam reviews are positive$8.99Mercury Fallen
A sci-fi colony management sim with a focus on exploration, expansion, and survival. Rebuild your underground facility, manage colonists and robots, and uncover the mysteries of an alien world light-years from Earth. Dig deep, expand across the surface, and shape your new home.
Replayable
78% of 259 Steam reviews are positivePlayers online now: 2$24.99Alien Horizon (Preview Alpha)
A sci-fi survival city builder set on an inhospitable alien planet. Faced with imminent destruction of Earth, humanity pooled together their resources and sent sleeper ships to nearby potentially habitable planets. But this one turned out to be much less habitable than expected....
Replayable
87% of 209 Steam reviews are positivePlayers online now: 2FreeDesktop Colony
A cosy incremental semi-idle space colony management game that sits on your desktop while you do other things. Mine asteroids, build ships, expand the colony, research technology, uncover mysteries and explore the universe.
Minimalist, Cute
100% of 23 Steam reviews are positive$5.99Pixel Colony
Build and manage your own colony. Citizens are primary resource. Make them happy by producing a variety of resources. Protect your settlement and colonists from hostile environment and make a great city!
Replayable, Retro, Cute
93% of 41 Steam reviews are positive$4.99SeaColony
SeaColony is a survival colony-builder set on the open sea. Build and expand a floating colony, manage colonists, research technologies, and develop farming, fishing, production, and power systems. Trade with merchant ships and survive pirate raids, fires, and harsh weather as your colony grows.
Replayable, Cute
60% of 81 Steam reviews are positive$14.99Unclaimed World
Manage interstellar pioneers and their descendants in this detailed sci-fi colony sim. Centuries after planetfall, colonists are still struggling to gain foothold on their lush and alien planet. You settle on the frontier by carefully managing resources, production and different personalities.
Replayable
49% of 179 Steam reviews are positive$1.18Farthest Frontier
Grow a handful of settlers into a walled medieval town at the edge of the map. You place houses, fields, workshops and walls, juggle food, health and raiders, and learn which soil likes wheat. Slow, fiddly and satisfying when the harvest comes in.
Replayable
86% of 24,701 Steam reviews are positivePlayers online now: 1,164$34.99
Cheaper than Outer Frontier
Dungeon D14
You control a small colony in the underground of an unknown planet. Mine resources, build a base, explore the world and technology.
50% of 2 Steam reviews are positive$1.99
Wastelander
Wastelander is a turn-based strategy game where you must survive and escape from a desolate planet ravaged by powerful storms.
88% of 34 Steam reviews are positivePlayers online now: 1$2.49
Smile To Fly
Mine gold and electricity in your own space colony, find new inhabitants in space, and eventually make them happy - because the energy of happiness…
100% of 6 Steam reviews are positive$2.99
ExoColony: Planet Survival
Challenging space-colony sim. Guide generations of colonists, raise and educate them, manage resources, and ensure food supply.
69% of 26 Steam reviews are positive$3.49
Farworld Pioneers
Explore an open world, sci-fi sandbox – in PVP, PVE, and co-op.
37% of 623 Steam reviews are positive$3.74
Benders In Space
Mine the belts, colonize distant worlds, and choose your allies as three rival factions fight over a fractured frontier, then prestige through five…
100% of 1 Steam reviews are positive$2.99
Citizens: On Mars
Experience the ultimate turn-based colony building game in Citizens: On Mars!
27% of 11 Steam reviews are positive$2.49
Inclement
In this farm-building strategy game set in the harsh environment of Northern Europe, you manage your land from clearing forests and selling grain at…
81% of 26 Steam reviews are positive$0.99
Sol 0: Mars Colonization
Sol 0 is a real time strategy game where you establish the first Martian colony.
67% of 371 Steam reviews are positive$0.99
OBRII
A turn-based strategy game focused on building and managing a Mars colony, featuring meticulously handcrafted missions and a procedurally generated…
100% of 4 Steam reviews are positive$2.99
Strategy Core
Lead your clan from a small settlement all the way to the launch of a colony ship.
100% of 15 Steam reviews are positive$0.69
Hidden gems like Outer Frontier
Territory: Farming and Warfare
Grow a dozen hungry villagers into a kingdom of thousands. Assign jobs, keep everyone fed through winter, trade for silver, and raise walls against…
84% of 746 Steam reviews are positivePlayers online now: 28$11.99
Alien Horizon (Preview Alpha)
A sci-fi survival city builder set on an inhospitable alien planet.
87% of 209 Steam reviews are positivePlayers online now: 2Free
Farlanders
Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder.
89% of 514 Steam reviews are positivePlayers online now: 1$14.99
Farthest Frontier
Grow a handful of settlers into a walled medieval town at the edge of the map.
86% of 24,701 Steam reviews are positivePlayers online now: 1,164$34.99
Red Planet Farming
Become the first Agricultural Director of Mars in Red Planet Farming!
96% of 891 Steam reviews are positiveFree
Mercury Fallen
A sci-fi colony management sim with a focus on exploration, expansion, and survival.
78% of 259 Steam reviews are positivePlayers online now: 2$24.99
Stellar Settlers: Space Base Builder
Stellar Settlers is a chill space base/city builder and colony sim game.
69% of 749 Steam reviews are positivePlayers online now: 1$11.99
Dawn Apart
Dawn Apart is a space colony and factory sim with fully destructible environments.
67% of 249 Steam reviews are positive$19.99
Imagine Earth
Build your own global colonies on distant worlds. Manage energy and resource supplies and produce goods for space trade.
79% of 814 Steam reviews are positivePlayers online now: 4$24.99
Founders' Fortune
Build houses wall by wall, farm the seasons and keep every settler happy, with the occasional goblin raid to deal with.
81% of 1,864 Steam reviews are positivePlayers online now: 13$21.99
My Colony
Build a space colony from a single rover, grow it into a sprawling economy, and rule it your way.
88% of 277 Steam reviews are positivePlayers online now: 10$4.99
Colony Simulator
Can your Colony survive 10 days or more in the desert? Find food, build your colony, recruit new workers, feed your population, craft tools and…
66% of 422 Steam reviews are positiveFree
Newest games like Outer Frontier
Wall World Strategy
Build a colony on an endless vertical structure, manage its people and resources, and survive what lives in the dark.
73% of 92 Steam reviews are positivePlayers online now: 667
After the Crash : Colony
Build order on a strange planet, keep your crew alive, and gather the parts needed to repair the crashed main ship.
75% of 16 Steam reviews are positive$4.99
The Crust
Build a lunar colony Earth depends on. Mine regolith, run conveyor-and-drone factories above and below the surface, keep your colonists fed and…
75% of 3,986 Steam reviews are positivePlayers online now: 538$19.19
Settler's Domain
Settler's Domain is a strategy game about building a new settlement in unknown lands.
66% of 93 Steam reviews are positivePlayers online now: 1$12.49
StarShip-DF
Build a massive multi-deck starship and lead colonists across the galaxy. Gather resources in space or land on alien worlds for supplies.
100% of 33 Steam reviews are positivePlayers online now: 1$5.99
Deep Space Outpost
Deep Space Outpost is a space station building & survival game, involving resource and base management.
72% of 32 Steam reviews are positive$15.99
Space Haven
Build a spaceship tile by tile, keep its air breathable and its crew fed, then jump it toward a new home.
85% of 10,448 Steam reviews are positivePlayers online now: 626$24.99
TownsFolk
A survival strategy game where every choice shapes your frontier's destiny.
84% of 25 Steam reviews are positivePlayers online now: 1$11.99
Territory: Farming and Warfare
Grow a dozen hungry villagers into a kingdom of thousands. Assign jobs, keep everyone fed through winter, trade for silver, and raise walls against…
84% of 746 Steam reviews are positivePlayers online now: 28$11.99
Solargene
Run a private space corporation across a realistically simulated solar system.
77% of 786 Steam reviews are positivePlayers online now: 18$34.99
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
Farthest Frontier
Grow a handful of settlers into a walled medieval town at the edge of the map.
86% of 24,701 Steam reviews are positivePlayers online now: 1,164$34.99