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Games like Stardeus on Steam

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Alien Marauder “Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!
Similarity 69%
Price 16.79€
Rating 6.2
Release 17 Nov 2021
Space Haven Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Similarity 63%
Price -53% 11.98€
Rating 8.4
Release 13 May 2026
Oxygen Not Included Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
Masterpiece
Similarity 62%
Price 22.99€
Rating 9.5
Release 30 Jul 2019
Solargene Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Similarity 62%
Price 29.99€
Rating 7.4
Release 19 Jan 2026
Drill Core Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?
Similarity 61%
Price -88% 2.34€
Rating 8.1
Release 17 Jul 2025
The Bonfire 2: Uncharted Shores Build, survive, explore. Design your city, manage resource chains and workers, Send ships on expedition, trade with cities, discover mysterious dungeons and uncover secrets of ancients.
Similarity 61%
Price 9.99€
Rating 6.5
Release 21 Aug 2020
IXION IXION is an unrelenting, city-building odyssey across the stars. As Administrator of the Tiqqun, DOLOS’ prototype space station, you are tasked with balancing preservation and exploration as you manage infrastructure, resources and crew. Can you keep the flame of humanity alight in the cold dark?
Similarity 61%
Price -75% 8.66€
Rating 7.7
Release 07 Dec 2022
Flotsam Sail, scavenge, and rescue survivors in a vibrant floating city-builder. Captain your drifters across the endless garbage sea to uncover soaked ruins, rusting factories, and stories from the old world.
Similarity 60%
Price 22.99€
Rating 7.5
Release 04 Dec 2025
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!
Similarity 60%
Price -25% 14.77€
Rating 7.9
Release 02 Jun 2026
Judgment: Apocalypse Survival Simulation Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
Similarity 60%
Price -49% 10.36€
Rating 7.7
Release 03 May 2018
Zombie Cure Lab In a world overrun by the undead, build a lab to fight back with science. Manage survivors, gather vital resources, and turn zombies into allies. Defend your base and research the cure to reclaim humanity.
Similarity 59%
Price -43% 14.34€
Rating 6.8
Release 27 May 2025
RimWorld A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
Masterpiece
Similarity 59%
Price -36% 20.53€
Rating 9.7
Release 17 Oct 2018
Occupy Mars: The Game Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
Similarity 58%
Price -85% 4.47€
Rating 7.1
Release 30 Jan 2026
Songs of Syx Songs of Syx is a fantasy city-builder with vast battles simulating thousands of citizens and soldiers. Start off as a small village and build, scheme, and fight your way towards a mighty empire. The mechanics are deep and true to life, where tiny events can spiral into the collapse of kingdoms.
Similarity 58%
Price 24.50€
Rating 9.3
Release 21 Sep 2020
The Riftbreaker The Riftbreaker is a solo or Co-op base-building, survival game with Action-RPG elements for up to 4 players. Hack & slash countless hordes of enemies. Build up your base, craft powerful weapons and research new inventions to survive.
Similarity 56%
Price -95% 1.73€
Rating 8.8
Release 14 Oct 2021
DYSPLACED Grenades are holy relics. Shotguns are spellcraft. In this top-down survival action-RPG, discover a fantasy realm invaded by modern world and destroy nearly everything. Scavenge artifacts, forge weapons, build outposts, brew potions, and hunt the corruption devouring the land. Play solo or co-op.
Similarity 55%
Price -9% 22.98€
Rating 8.2
Release 05 Mar 2026
Sapiens Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.
Similarity 55%
Price -10% 22.23€
Rating 8.1
Release 26 Jul 2022
Here Comes The Swarm Here Comes the Swarm is a survival RTS with a pause button! Create your strategy, build, manage, and defend your settlements at your own pace. Take the fight to the hive mind and lead expeditions to deliver a deadly blow and eradicate your foes. Will you reclaim Ulora from the relentless Swarm?
Similarity 54%
Price 19.99€
Rating 7.9
Release 05 Mar 2026
Noble Fates A cannibal raider sect, a human supremacist warrior clan or an elven convent that protects all life: Noble Fates is a living fantasy kingdom sim where you create the Kingdom of your dreams and stories emerge from a deep simulation of the ambitions, beliefs and memories of the mortals of your world.
Similarity 54%
Price 24.99€
Rating 8.0
Release 14 Dec 2021
Aven Colony Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.
Similarity 54%
Price -96% 1.39€
Rating 7.1
Release 25 Jul 2017
MewnBase MewnBase is a space-cat survival and base-building game. Scavenge around a barren planet for items to keep you fed. Explore and collect resources. Craft items and grow your base to help you survive.
Similarity 53%
Price 8.19€
Rating 8.8
Release 30 Oct 2023
Ostriv Ostriv is a city-building game that puts you in a role of a governor of an 18th century Ukrainian town to challenge your creative skills and management abilities.
Similarity 53%
Price 20.99€
Rating 9.2
Release 19 Mar 2020
Xsyon - Prelude Xsyon is a player driven apocalyptic fantasy sandbox MMORPG, set in a living and evolving environment. Players create the world they want to live in as they form tribes, construct towns, shape landscapes, create quests, hunt, farm, gather, build societies and develop a New World.
Similarity 53%
Price 27.99€
Rating 6.9
Release 29 Dec 2014
Odd Realm Build a settlement in a realm recovering from the Fracture, a calamity that nearly destroyed the realm. Choose from several unique races, establish a new kingdom, and survive in a land filled with magic and strange creatures. Farm the land, fish the seas, or raid rival kingdoms for their treasures.
Similarity 53%
Price 19.50€
Rating 8.1
Release 16 Aug 2024
They Are Billions They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?
Similarity 53%
Price 29.99€
Rating 8.4
Release 18 Jun 2019
TerraTech Worlds TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Similarity 53%
Price -21% 23.99€
Rating 6.1
Release 22 Mar 2024
Forever Skies In this first-person survival game, your high-tech airship is your home, lab, and lifeline. Build it your way and fly above a ruined Earth. Play solo or with up to 3 friends, crafting, salvaging what was left behind, and searching for a cure. Choose your journey, from calm to hardened survival.
Similarity 52%
Price -66% 9.86€
Rating 7.9
Release 14 Apr 2025
Survival: Fountain of Youth Survival: Fountain of Youth is a challenging single-player open-world adventure game set on the Caribbean islands. Survive as a shipwrecked 16th-century explorer, craft tools and shelter, and uncover the secrets of both an ancient civilization and your own fate.
Similarity 52%
Price -75% 7.07€
Rating 8.3
Release 21 May 2024
Stranded: Alien Dawn Brave a new world in Stranded: Alien Dawn, a planet survival sim placing the fate of a small marooned group in your hands. Forge your story through compelling and immersive strategic gameplay as you make vital decisions to protect your survivors.
Similarity 51%
Price -53% 16.69€
Rating 8.3
Release 25 Apr 2023
Abiotic Factor Abiotic Factor is a survival crafting experience for 1-6 players set in the depths of an underground research facility. Caught between paranormal containment failure, a military crusade, and chaos from a dozen realms, the world’s greatest minds must survive against the universe’s biggest threats.
Masterpiece
Similarity 51%
Price -40% 20.59€
Rating 9.4
Release 22 Jul 2025
Start Over Embark on an unpredictable survival journey in Start Over. Solo, co-op, online, explore diverse landscapes, craft through 4 tech tiers, encounter wildlife, and trade or raid for resources. Choose your path, defend against waves, and shape your destiny in a dynamic world. Are you ready to Start Over?
Similarity 51%
Price 14.79€
Rating 6.2
Release 27 Sep 2024
Surviving the Abyss Earth, 1976. You have been tasked with managing a deep-sea science facility working to perfect cloning. Explore the darkness and keep your crew alive in this hardcore survival colony builder. And beware. The darkness hides untold horrors.
Similarity 51%
Price 19.99€
Rating 6.2
Release 05 Nov 2024
The Last Caretaker Explore a drowned Earth, restore lost systems, and raise the last human seeds in this first-person survival-crafting adventure. Build, scavenge, defend, and launch humanity back to the stars.
Similarity 50%
Price -46% 16.31€
Rating 8.4
Release 06 Nov 2025
Survive the Fall Explore, loot and fight in an open world action game set in a post-apocalyptic future after a devastating meteor strike. Assemble your team and take the fight to the enemy or choose a stealthy approach to gain the upper hand. Expand your base to research new gear and get ready to survive the fall.
Similarity 50%
Price -71% 7.43€
Rating 7.0
Release 22 May 2025
Oxygen: First Breath This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running!
Similarity 50%
Price Free to play
Rating 8.6
Release 07 Oct 2022
Ratopia Ratopia is a new game that has combined elements of both strategic survival and city building. With plenty of content available, and more planned, enjoy a vast world to adventure and populate with citizens! Build your own economical system to sustain your ideal city of Ratopia.
Similarity 50%
Price 21.50€
Rating 8.4
Release 30 Apr 2025