Games like Star Ruler 2 on Steam

Filters & Lists
X3: Reunion X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.

Similarity 60%
Price -90% 0.99€
Rating 6.9
Release 21 Jul 2006
DG2: Defense Grid 2 Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges.

Similarity 59%
Price -98% 0.32€
Rating 8.3
Release 23 Sep 2014
Age of Wonders: Planetfall Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.

Similarity 59%
Price -90% 3.19€
Rating 7.8
Release 06 Aug 2019
Crying Suns Crying Suns is a tactical rogue-lite that puts you in the role of a space fleet commander as you explore a mysteriously fallen empire. In this story rich experience inspired by Dune and Foundation, each successful run will uncover the truth about the Empire... and yourself as well.

Similarity 59%
Price -96% 0.93€
Rating 8.3
Release 18 Sep 2019
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.

Similarity 58%
Price Free to play
Rating 8.8
Release 28 Oct 2023
Gratuitous Space Battles Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.

Similarity 58%
Price 14.79€
Rating 6.9
Release 16 Nov 2009
Space Rogue Take on the role of a spaceship captain. Explore new worlds, and engage in intense ship-to-ship battles. Develop unique battle tactics, upgrade your ship, and recruit crew members as you fight for peace or piracy.

Similarity 57%
Price 9.99€
Rating 6.2
Release 15 Sep 2016
Shadow Empire Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.

Similarity 57%
Price -70% 11.70€
Rating 8.3
Release 03 Dec 2020
Anno 2205™ In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

Similarity 57%
Price 39.99€
Rating 6.8
Release 02 Nov 2015
Istrolid In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers.

Similarity 57%
Price Free to play
Rating 8.4
Release 06 May 2016
Aeon Command Aeon Command is a tug of war strategy game, where you play as one of three unique factions to help gain dominance over the Aeon Nebula! Take control of your mother ship to gather resources, produce ships and fight off the enemy mother ship. Grow stronger as you progress through the 24 mission campaign and unlock new upgrades.

Similarity 57%
Price -31% 2.07€
Rating 7.4
Release 03 Jul 2014
Space Run Galaxy Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and original gameplay. By twisting the tower-defense game style, Space Run offered an addictive real-time spaceship construction strategy experience.

Similarity 57%
Price -92% 0.88€
Rating 6.2
Release 17 Jun 2016
Codex of Victory In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!

Similarity 57%
Price -97% 0.58€
Rating 6.6
Release 16 Mar 2017
Weird Worlds: Return to Infinite Space Weird Worlds: Return to Infinite Space is a hybrid roguelike game of space exploration, adventure and starship combat.

Similarity 56%
Price -80% 0.81€
Rating 6.3
Release 19 Mar 2013
Out There: Ω Edition Out There is an award-winning space exploration game blending roguelike, resource management and interactive fiction.

Similarity 56%
Price -85% 2.29€
Rating 7.3
Release 02 Apr 2015
Kepler-2100 Kepler-2100 is a space fantasy strategy war game

Similarity 56%
Price Free to play
Rating 7.5
Release 24 Sep 2024
Space Pirates and Zombies Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.

Similarity 56%
Price -89% 1.18€
Rating 8.7
Release 15 Aug 2011
Grey Goo Fight for control of a frontier world. Gather resources, build your base, and command your forces in battle. Survive long enough to unleash your ultimate weapon - THE EPIC.

Similarity 55%
Price -77% 6.54€
Rating 6.6
Release 23 Jan 2015
Battlevoid: Harbinger Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.

Similarity 55%
Price -96% 0.45€
Rating 7.6
Release 24 Feb 2016
Shortest Trip to Earth Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe with nuclear missiles, armed crew and a cat.

Similarity 55%
Price -99% 0.48€
Rating 7.4
Release 15 Aug 2019
Ascent - The Space Game Ascent is a PVE sandbox space MMO with 270 BILLION star systems and an emphasis on strong Sci Fi. It encourages Exploration, Colonization, Research, Asteroid mining, Farming, Trading, and Combat. Outside the tutorial sector, everything in-game has been built by players.

Similarity 55%
Price -97% 0.61€
Rating 6.5
Release 11 Apr 2016
Final Theory Final Theory is a 4X-lite turn-based strategy game where you command fleets of battleships engaged in a galactic civil war. It presents an exciting experience for both veteran players and those new to the genre. It features innovative combat mechanics but also hearkens back to some of the classics.

Similarity 55%
Price 14.99€
Rating 7.5
Release 21 Sep 2018
Iron Marines Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!

Similarity 55%
Price -50% 6.27€
Rating 7.5
Release 15 May 2019
Space Pirates And Zombies 2 Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.

Similarity 54%
Price 19.99€
Rating 7.6
Release 07 Nov 2017