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Games like Annihilate The Spance on Steam

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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.
Similarity 67%
Price 20.99€
Rating 7.9
Release 18 Oct 2023
Planetary Annihilation: TITANS Wage war across entire solar systems with massive armies at your command. Annihilate enemy forces with world-shattering TITAN-class units, and demolish planets with massive super weapons!
Similarity 64%
Price -85% 3.81€
Rating 8.2
Release 18 Aug 2015
Final Upgrade Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Similarity 64%
Price -90% 1.67€
Rating 7.1
Release 06 Dec 2022
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 61%
Price Free to play
Rating 8.3
Release 06 May 2016
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...
Similarity 61%
Price -89% 1.09€
Rating 7.9
Release 21 Oct 2009
Dyson Sphere Program Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Masterpiece
Similarity 60%
Price 16.79€
Rating 9.5
Release 20 Jan 2021
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)...
Similarity 60%
Price -82% 1.22€
Rating 7.7
Release 20 Sep 2010
Nexus - The Jupiter Incident Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."
Similarity 59%
Price -91% 0.99€
Rating 8.1
Release 03 Jul 2007
STAR WARS Empire at War - Gold Pack Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?
Masterpiece
Similarity 57%
Price 19.50€
Rating 9.6
Release 25 May 2010
After Long Night After Long Night is a sandbox survival RTS. Build and fortify your base, scavenge every corner for vital resources, craft deadly weapons, and raise a militia to fight off relentless zombie hordes that strike every night. In this world, scavenging isn't just survival—it's strategy, power and war.
Similarity 57%
Price -25% 7.32€
Rating 7.2
Release 19 Sep 2025
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 56%
Price Free to play
Rating 8.8
Release 28 Oct 2023
The Scouring The Scouring is an RTS with fast pace, high attention to detail and next generation experience. Lead humans or orcs in a Classic Mode or use one of powerful Heroes to fight for victory! Play alone or with friends. Use our modding tools to create maps and custom game modes! Join The Scouring!
Similarity 55%
Price -74% 6.44€
Rating 8.3
Release 12 Aug 2025
Reassembly A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.
Similarity 55%
Price -5% 11.91€
Rating 9.1
Release 19 Feb 2015
Planetbase Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Similarity 55%
Price -49% 7.59€
Rating 7.7
Release 15 Oct 2015
Impossible Creatures Steam Edition Impossible Creatures is a 3D RTS game that pits the player against an evil villain. Using Earth’s most formidable animals as building blocks, the player must create an army of genetically-altered mutant monsters in a titanic struggle to protect an unsuspecting world.
Similarity 54%
Price -88% 1.24€
Rating 9.0
Release 11 Nov 2015
Battlefleet Gothic: Armada (Classic) Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.
Similarity 54%
Price -90% 1.49€
Rating 6.7
Release 21 Apr 2016
Calyx A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?
Similarity 53%
Price 24.99€
Rating 8.2
Release 29 Jan 2026
The Crust Build and automate a lunar colony that Earth depends on. Mine regolith, run conveyor-and-drone factories above and below the surface, manage colonists, trade with rival Earth factions — and play a story campaign with multiple endings.
Similarity 53%
Price -74% 7.93€
Rating 7.3
Release 10 Sep 2026
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.
Similarity 53%
Price -96% 0.57€
Rating 7.0
Release 27 Sep 2012
Battlefleet Gothic: Armada 2 Battlefleet Gothic: Armada 2 is the new real-time strategy game adapted from Games Workshop’s famous tabletop game that portrays the epic space battles of the Warhammer 40,000 universe.
Similarity 53%
Price -83% 3.44€
Rating 7.3
Release 24 Jan 2019
The Last Starship The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Similarity 53%
Price 19.99€
Rating 7.2
Release 03 Feb 2026
Particle Fleet: Emergence Build and design your own fleets and stand opposed to the Particulate in this physics/strategy/RTS/fleet hybrid. Build partially destructible and self repairing ships that interact with enemies less controlled by some scripted logic and more driven by a real time massive physics particle simulation.
Similarity 53%
Price -27% 10.85€
Rating 8.7
Release 29 Sep 2016
War, the Game 'War, the Game' is a RTS for pc in realistic present day setting.The controls are intuitive, the game rules are simple and transparent.The game focuses on strategy and the use of ones brain to complete the scenarios.The map is a spherical version of earth. That's new.
Similarity 53%
Price -65% 2.51€
Rating 6.5
Release 12 Jan 2015
Sins of a Solar Empire II Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Similarity 53%
Price -76% 12.46€
Rating 8.1
Release 15 Aug 2024
Kingdom Wars 2: Definitive Edition An intense real-time strategy game set in a dark fantasy world of Orcs, Elves and Dragons. Kingdom Wars 2 combines the best of Zombie survival and crafting with complex fast-paced city building. Fight massive siege battles that turn beautiful landscapes into gory blood-soaked battlefields.
Similarity 52%
Price -88% 1.22€
Rating 6.3
Release 09 Jul 2019
Cosmoteer: Starship Architect & Commander Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Similarity 52%
Price -30% 13.29€
Rating 9.2
Release 24 Oct 2022
Mandate Order Mandate Order is a Warring States war city-builder set in ancient China. Build a stronghold, manage industries and logistics, recruit scholars from the Hundred Schools of Thought, raise armies, and command real-time tactical battles with thousands of soldiers.
Similarity 52%
Price -56% 8.58€
Rating 7.7
Release 11 Aug 2026
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 52%
Price -41% 7.38€
Rating 7.5
Release 15 May 2019
Stellar Warfare Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!
Similarity 51%
Price -62% 7.69€
Rating 8.0
Release 04 Aug 2021
Halcyon 6: Starbase Commander Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.
Similarity 50%
Price -93% 1.06€
Rating 7.6
Release 08 Sep 2016
Earth 2150 Trilogy Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?
Similarity 50%
Price -94% 0.59€
Rating 7.3
Release 01 Nov 2013