Games like Ruthless Conquest

Remember how replayable and competitive Ruthless Conquest felt at its best? Start with these games when you are ready.

1. Planets Under Attack

   

   Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.

   Replayable, Competitive

   63%63% of 319 Steam reviews are positive$11.99

2. 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!

   Replayable, Competitive, Minimalist

   91%91% of 113 Steam reviews are positiveFree

3. Galcon 2: Galactic Conquest

   

   Galcon 2 is a demolition derby in space! Send swarms of ships from planet to planet to conquer the galaxy in this fast paced multiplayer strategy game!

   Replayable, Competitive, Minimalist

   83%83% of 872 Steam reviews are positive1Players online now: 1Free

4. AI War: Fleet Command

   

   "You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

   Replayable, Competitive, Tense

   85%85% of 992 Steam reviews are positive3Players online now: 3$9.99

5. Planet S

   

   Planet S is a real-time strategy game about colonizing a whole solar system. Claim procedurally generated planets with a spaceport, build cities, feed production chains and grow your faction into a scientific or military power. Play solo or with up to seven friends, in peace or open war.

   Replayable, Competitive

   91%91% of 2,908 Steam reviews are positive5Players online now: 5Free

6. Solaris

   

   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?

   Replayable, Competitive, Minimalist

   81%81% of 90 Steam reviews are positiveFree

7. Starion 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, Competitive

   25%25% of 48 Steam reviews are positive$9.99

8. Sins of a Solar Empire II

   

   A real-time 4X where tactics and empire-building happen in one mode with no turns. You zoom from missile-by-missile fleet fights to managing orbiting planets across a living galaxy, leading one of six factions from the TEC, Vasari, and Advent to victory by war, trade, culture, or diplomacy.

   Replayable, Competitive

   82%82% of 7,270 Steam reviews are positive848Players online now: 848$49.99

9. Star 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%86% of 261 Steam reviews are positive$7.99

10. Battle for Orion 2

    

    Earth has been destroyed. Mankind is fractured. The galaxy is at war. But one hope remains: a new home for mankind. Probes detected a habitable planet in the Orion sector. You must fight your way to it, but nothing is as it seems. A more devious plan is underway that threatens the entire galaxy.

    Replayable, Competitive, Tense

    80%80% of 59 Steam reviews are positive$14.99

11. 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. Wars take days, and alliances decide them. Build an economy that can feed an army, then hold your border. Expect ten hours before you feel competent.

    Replayable, Competitive

    67%67% of 54 Steam reviews are positiveFree

12. Interplanetary: Enhanced Edition

    

    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.

    Replayable, Competitive, Minimalist

    85%85% of 557 Steam reviews are positive6Players online now: 6$14.99

Hidden gems like Ruthless Conquest

Riftborne

Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare.

92%92% of 123 Steam reviews are positive$7.99

Calyx

Build a fortified base on a hostile planet and fight back a spreading alien plant with tanks, flamethrowers and an orbital laser.

87%87% of 516 Steam reviews are positive72Players online now: 72$24.99

Annihilate The Spance

Annihilate The Spance is a single-player RTS where your shipyards build endlessly and your ships fight on their own.

89%89% of 355 Steam reviews are positive9Players online now: 9$29.99

Relentless Expanse

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!

91%91% of 113 Steam reviews are positiveFree

Solar Nations 2

Steer a 2092 superpower through nine worlds, fleet building and deep politics, solo or with friends, where a war can end in nuclear fire.

84%84% of 665 Steam reviews are positive36Players online now: 36$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%91% of 2,908 Steam reviews are positive5Players online now: 5Free

Terra Invicta

Steer one of seven factions through an alien arrival, from covert politics on Earth to fleet battles across the Solar System.

79%79% of 9,174 Steam reviews are positive578Players online now: 578$39.99

Sins of a Solar Empire II

A real-time 4X where tactics and empire-building happen in one mode with no turns.

82%82% of 7,270 Steam reviews are positive848Players online now: 848$49.99

Nexus Legacy

Rebuild civilization from one planet in a persistent online 4X.

66%66% of 390 Steam reviews are positive85Players online now: 85Free

Battlecruisers

A visually stunning RTS where players battle to build the ultimate automated floating Ultraweapon.

83%83% of 389 Steam reviews are positive$19.99

Stellar Warfare

Space RTS with base building and ship customization. Personal passion project.

80%80% of 321 Steam reviews are positive1Players online now: 1$19.99

NEBULOUS: Fleet Command

A simulation-heavy tactical space game where radar shadows, electronic warfare and 3D maneuvering decide battles.

81%81% of 4,116 Steam reviews are positive116Players online now: 116$29.99

Newest games like Ruthless Conquest

Hull Rupture

Manage power, people and a growing ship as you plug hull breaches and race toward the alien homeworld.

72%72% of 285 Steam reviews are positive1.6KPlayers online now: 1,625$13.49

Space Imperia 4X

A board-game 4X that finishes in one to two hours. Explore a new hex galaxy, research techs, build fleets from scouts to Dreadnaughts, and hunt down…

92%92% of 89 Steam reviews are positive4Players online now: 4$22.99

Nexus Legacy

Rebuild civilization from one planet in a persistent online 4X.

66%66% of 390 Steam reviews are positive85Players online now: 85Free

Riftborne

Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare.

92%92% of 123 Steam reviews are positive$7.99

Space Reign

An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements.

73%73% of 453 Steam reviews are positive4Players online now: 4$19.99

Terra Invicta

Steer one of seven factions through an alien arrival, from covert politics on Earth to fleet battles across the Solar System.

79%79% of 9,174 Steam reviews are positive578Players online now: 578$39.99

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%67% of 54 Steam reviews are positiveFree

Solar Nations 2

Steer a 2092 superpower through nine worlds, fleet building and deep politics, solo or with friends, where a war can end in nuclear fire.

84%84% of 665 Steam reviews are positive36Players online now: 36$14.99

Relentless Expanse

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy!

91%91% of 113 Steam reviews are positiveFree

Annihilate The Spance

Annihilate The Spance is a single-player RTS where your shipyards build endlessly and your ships fight on their own.

89%89% of 355 Steam reviews are positive9Players online now: 9$29.99

Sins of a Solar Empire II

A real-time 4X where tactics and empire-building happen in one mode with no turns.

82%82% of 7,270 Steam reviews are positive848Players online now: 848$49.99

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%91% of 2,908 Steam reviews are positive5Players online now: 5Free