Indie · Space · Strategy games to play together

75 Indie · Space · Strategy games your group can play together online, including Moon Sweepers, Starlathe, and Eden Crafters.

All games: 24

Moon Sweepers

An entire Moon to clean. One toothbrush to start. Team up with up to 16 players, collect and sell lunar dust, upgrade your tools, and unlock cleaning vehicles. Turn a ridiculous job into a thriving operation, if your friends actually help.

76% positive of 3,456 reviewsPlaying now: 43,562$8.99

Starlathe

Command your ship and fleet in a galaxy that truly lives: 150 sectors where six factions mine, haul, trade, build and wage war whether you're there or not. Trade it, rob it, defend it — or forge your own fleet and carve out your place in it. Play solo or in online co-op.

89% positive of 155 reviewsPlaying now: 90$14.99

Eden Crafters

Eden Crafters is a solo or co-op open-world survival, crafting, and factory-building game where you transform a hostile planet into a habitable haven for humanity. Build, automate, and terraform. Control the climate, create a breathable atmosphere, and turn toxic lakes into water: shape a new world!

84% positive of 2,595 reviewsPlaying now: 631$19.99

Down with the Ship

Strategic auto battler where you design a heavily-armed spaceship. Draft 200+ items, outfit your hull, and unleash it in async PvP. Blend captains and factions for absurd combos and galactic domination. Roll, buy, place, pray.

93% positive of 861 reviewsPlaying now: 44$14.99

Astro Colony

Astro Colony throws you into an endless Universe of exploration, automation and survival! Build interconnected colonies, alone or with friends, and turn planets into thriving industrial hubs! Design conveyor systems and take care of your Astronauts as you expand your intergalactic empire!

80% positive of 2,436 reviewsPlaying now: 189$19.99

Outworld Station

Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.

83% positive of 855 reviewsPlaying now: 50$18.99

LOCKDOWN Protocol

A first person social deduction game, combining real time action and communication, playable up to 16 players. While most players will cooperate to complete objectives to ensure victory, a small portion of dissidents will try their best to stop them at all cost, without being caught.

84% positive of 16,725 reviewsPlaying now: 152$9.99

Dominus Galaxia: KS Edition

Dominus Galaxia is a 4X space strategy game with a focus on amplifying strategic decisions and minimising non-strategic busywork.

82% positive of 252 reviewsPlaying now: 6Free

Nexus Legacy

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.

65% positive of 382 reviewsPlaying now: 97Free

Once Upon a Galaxy

ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?

75% positive of 765 reviewsPlaying now: 100Free

Moros Protocol

Face the darkness in Moros Protocol, a pixel-painted sci-fi FPS roguelite. Survive the nightmare alone or with allies as you navigate the decaying warship, stalked by horrors and guided by a voice you don’t recognize. Adapt, upgrade, and push forward. You may be outnumbered, but not outmatched.

81% positive of 771 reviewsPlaying now: 7$24.99

ACE Strategy: Mecha Nova

A tactical roguelike deck building game. Recruit elite mecha pilots, deploy drones and cast commands. Master your ACE mechas while collecting unique cards and chips in battles, and form your own build for total battlefield dominance.

77% positive of 117 reviewsPlaying now: 1$14.99

Warhammer 40,000: Rogue Trader Co-op for Six

Explore the Koronus Expanse with up to five friends in online co-op, then share a six-character party through tactical battles, ship combat, and one Lord Captain’s story decisions.

86% positive of 34,546 reviewsPlaying now: 3,910$49.99

Relentless Expanse

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

91% positive of 113 reviewsPlaying now: 1Free

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 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.

90% positive of 890 reviewsPlaying now: 8$14.99

Planet S

Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.

91% positive of 2,905 reviewsPlaying now: 19Free

SENTRY

SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.

82% positive of 863 reviewsPlaying now: 5$19.99

Stellar Settlers: Space Base Builder

Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.

68% positive of 747 reviewsPlaying now: 1$4.79

Executive Assault 2

The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.

81% positive of 1,605 reviewsPlaying now: 10$24.99

Pixel Starships

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.

72% positive of 3,033 reviewsPlaying now: 129Free

Creeper World 4

The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

94% positive of 4,572 reviewsPlaying now: 198$24.99

From the Depths

Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.

89% positive of 11,094 reviewsPlaying now: 385$7.49

Gaia Project

Gaia Project is the digital adaptation of the boardgame Gaia Project created by Helge Ostertag and Jens Drögemüller and published by "Feuerland Verlag". It is a 1-4 player strategy game. It plays in the same universe as Terra Mystica and continues the adventure in the far future.

80% positive of 352 reviewsPlaying now: 6$24.99

Per Aspera

Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.

75% positive of 4,116 reviewsPlaying now: 64$7.49