Games like VALTERION: THE LOST EARTH

Expand your own galactic empire across new stars, research technologies, and challenge great alien powers in this immersive 4X grand strategy game. Build interstellar colonies, and starbases to gather more resources. Explore a unique galaxy full of secrets, great perils, and limitless possibilities. If you enjoyed this game, see our list of games similar to New Stars.

Legacy of Sol is a sci-fi 4X/RTS strategy game where you explore star systems, build colonies, manage your economy and fleets, make diplomatic decisions, and fight real-time 3D battles on planetary surfaces and in space. If you enjoyed this game, see our list of games similar to Legacy of Sol.

Imperium is a single-player 4X space strategy game. Colonize alien worlds, design your own spaceships, research exotic technologies, and outmaneuver rival empires through diplomacy or open war. Build a galactic empire and rule it your way. If you enjoyed this game, see our list of games similar to Imperium.

Conquer a vast procedurally generated star system in Falling Frontier, a sci-fi RTS where intel and logistics are decisive factors. Design ships and raid enemy supply lines, lay minefields, construct recon stations, and ambush enemy forces within asteroid fields and nebulae. If you enjoyed this game, see our list of games similar to Falling Frontier.

Endless Space, Infinite Possibilities – Rule the Galaxy Your Way!In this deep and open-ended space construction strategy game, you start as a lone colony and expand across the stars. Explore unknown planets, exploit rare resources, build a vast industrial empire, command mighty fleets, interact with enigmatic alien relics, and ultimately become the supreme ruler—or destroyer—of the galaxy. Plane… If you enjoyed this game, see our list of games similar to Orbital Nexus.

62%Game Brain Score

Most mentioned positive aspects:gameplay, music

94% User Score Based on 17 reviews

Build colonies and portals. Protect your settlers from catastrophes. Find the lost components. Mine resources. Escape with a rocket. Save us all! If you enjoyed this game, see our list of games similar to AUTARKIS.

An immersive sci-fi city builder where you build your own thriving colony, against adverse planetary conditions, alien lifeforms and even your own population. Please check the bottom of page for the DEMO of the game New in Update 4    (16/July/2025) - Improvements to UI windows and menus- Improved UI Scaling- In-game Options menu now has confirmation dialogues for certain actions- Added b… If you enjoyed this game, see our list of games similar to Brave New Colony.

65%Game Brain Score

Most mentioned positive aspects:atmosphere, emotional

Most mentioned negative aspects:story, gameplay

88% User Score Based on 25 reviews

Space Tales is a sci-fi RTS where you build fortified bases, manage resources, and command retro-futuristic armies. Adapt to deadly alien factions, capture huge monsters and turn them into powerful allies as humanity fights to survive among the stars. If you enjoyed this game, see our list of games similar to Space Tales.

45%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, grinding

65% User Score Based on 20 reviews

I am excited to announce that Stellar Sovereigns has qualified to GDWC 2022 and its submission is now open for the public. I invite you to take a look at and like and share to increase its ranking. Stellar Sovereigns is an Indie 4X space strategy game with turn based empire management and real time strategic combat set in a customizable 3D star cluster.  Build an interstellar empire by colonizing… If you enjoyed this game, see our list of games similar to Stellar Sovereigns.

56%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics, story

56% User Score Based on 158 reviews

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. If you enjoyed this game, see our list of games similar to Galactic Ruler.

80%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, stability

78% User Score Based on 1,273 reviews

Critic Score 90%Based on 1 reviews

Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor! If you enjoyed this game, see our list of games similar to Galactic Civilizations II: Endless Universe.

92%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding, monetization

92% User Score Based on 1,687 reviews

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. If you enjoyed this game, see our list of games similar to Planet S.

80%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, grinding

78% User Score Based on 12,958 reviews

Critic Score 82%Based on 11 reviews

Galactic Civilizations III is the largest strategy sandbox ever made. Start with a single world and expand across the galaxy through diplomacy, trade, cultural hegemony or military conquest in this single-player or multiplayer 4X strategy game. If you enjoyed this game, see our list of games similar to Galactic Civilizations III.

48%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:graphics, stability

48% User Score Based on 201 reviews

Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny. If you enjoyed this game, see our list of games similar to Galactic Civilizations I: Ultimate Edition.

AstroRealms: Ultimate Galactic Adventure fuses micro-focused bridge simulator RPG mechanics—individual crew roles, surface lander operations, and dynamic starship diplomacy—with grand 4X strategy, empire management, and fleet-scale expansion. If you enjoyed this game, see our list of games similar to AstroRealms.

Travel the vast oceans of an alien planet in this roguelite colony management game where you must build and thrive aboard a massive ocean-faring ship. Stranded on an unknown world, you must seek essential resources to power vital production chains, manage crew morale and needs as you build your mobile colony, and defend yourself against all manner of existential threats in your quest for answers. … If you enjoyed this game, see our list of games similar to Rogue Carrier.

Void Ascendancy is a UI-driven space empire simulation where you colonize planets, manage specialized worlds, and build interstellar trade networks across a procedurally generated star cluster. If you enjoyed this game, see our list of games similar to Void Ascendancy.

ASTRA GENESIS One planet. One colony. A future to build. It all begins on a world that remains largely untapped. A few resources, basic infrastructure, and a colony ready to grow. But building a civilization takes more than producing ever greater quantities. You will need to strike the right balance between industrial development, scientific research, energy needs, exploration, and defense. In … If you enjoyed this game, see our list of games similar to Astra Genesis.

63%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:stability, optimization

63% User Score Based on 262 reviews

Thrive: Heavy Lies the Crown is a complex city builder, where the fate of your kingdom hinges on your every decision. Explore this medieval land alone or with friends, make tough moral choices and conquer your foes in RTS combat. Will you struggle to survive, or find the strength to Thrive? If you enjoyed this game, see our list of games similar to Thrive: Heavy Lies The Crown.

95%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:graphics, grinding

95% User Score Based on 150 reviews

Command interstellar forces in this epic return of the 4X strategy classic. From planetary politics to galactic warfare, the stakes couldn’t be higher as you lead your Royal House through battles on land, sea, air, and the vast reaches of space. If you enjoyed this game, see our list of games similar to Emperor of the Fading Suns Enhanced.

93%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:replayability, music

93% User Score Based on 84 reviews

As soon as humanity had the means we sent out an interstellar colony ship. Its design was basic but elegant. And it made it all 40.7 light-years to Trappist-1.— Ship data files On arrival at Trappist-1 you control the Ark. A large spaceship/movable colony and trading hub for your exploration of Trappist-1. Trappist is a story-driven colony builder with resource management in the Trappist-1 solar… If you enjoyed this game, see our list of games similar to Trappist.

59%Game Brain Score

Most mentioned positive aspects:music

Most mentioned negative aspects:gameplay, grinding

69% User Score Based on 36 reviews

Build your spaceship, manage your crew, and explore the cosmos whilst trying to keep your crew alive and your ship fully functioning. This challenging survival colony sim features deep simulated ship systems and a whole universe to explore. If you enjoyed this game, see our list of games similar to SpaceSlog.

79%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:atmosphere, grinding

79% User Score Based on 567 reviews

Imagine Earth is a real-time simulation game. Whole planets become your playground and keep the excitement going with strategy and puzzle element. Build up huge civilizations and deal with the self-inflicted climate change. It all depends on your individual development plans and growth management abilities. If you enjoyed this game, see our list of games similar to Imagine Earth.

58%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:grinding, music

58% User Score Based on 316 reviews

Critic Score 56%Based on 1 reviews

Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets. You will also learn more about the galaxy as you come into contact with ten other species, each with their own unique culture, history and schemes. A full… If you enjoyed this game, see our list of games similar to Horizon.

50%Game Brain Score

Most mentioned positive aspects:gameplay, music

Most mentioned negative aspects:story, replayability

61% User Score Based on 33 reviews

Signals is a casual planet hopper strategy game. Explore systems, harvest resources and repair alien devices. You’ll need to strategically work with the market to maximize your income while covering the cost of your operation in order to follow strange signals and discover what waits at the source. If you enjoyed this game, see our list of games similar to Signals.

31%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:graphics, stability

31% User Score Based on 121 reviews

Decades have passed since war erupted between the United Space Federation and the alliance of Free Worlds. A bloody conflict that seemed to have reached a stalemate is now about to change, when a third faction suddenly appears. Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars. Start with a sma… If you enjoyed this game, see our list of games similar to Gemini Wars.

76%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:optimization, grinding

76% User Score Based on 479 reviews

Welcome aboard the Swiss Alps undergrounds! Inspired by base-building & management games Dungeon Keeper, Evil Genius and Rimworld with a touch of sci-fi show Stargate SG-1, the Xeno Bits team wants to dive you into a new futuristic experience: Exogate Initiative. About the game Exogate Initiative is a management/base-building game that puts you in charge of mankind's first worlds exploration pro… If you enjoyed this game, see our list of games similar to Exogate Initiative.

70%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:stability, grinding

58% User Score Based on 15,904 reviews

Critic Score 83%Based on 9 reviews

The Exoplanets map pack includes six custom maps inspired by real-world exoplanets. Specialized scripts produce randomized geographic layouts each time a new game begins, allowing for even more replayability on new alien worlds. Maps include: Kepler 186f: This lush forest planet is one of the oldest known Earth-like planets. Rigil Khantoris Bb: Orbiting the closest star to the solar system, the hi… If you enjoyed this game, see our list of games similar to Sid Meier's Civilization: Beyond Earth.

78%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, story

78% User Score Based on 360 reviews

Build and manage colonies on the surfaces of planets and satellites, as well as space stations. With realistic physics of orbital flights. If you enjoyed this game, see our list of games similar to Solargene.

Veyrasol is a real-time MMO strategy game set in the Veyra Spiral galaxy. Build colonies, command fleets, forge alliances, and battle for dominance across ~120-day seasons in this free-to-play browser-born strategy experience. If you enjoyed this game, see our list of games similar to Veyrasol.

Star Zeal 4x is an open world space based strategy and rpg hybrid with elements from the 4x genre and survival mechanics sprinkled on top of it. Highly emergent gameplay within an open world persistent galaxy is the core purpose and idea of the game. If you enjoyed this game, see our list of games similar to Star Zeal 4x.

Terra is an atmospheric real-time strategy game that combines 4X elements with a procedural universe. Wage war, balance ideology, engage in diplomacy, and explore the aftermath of a human exodus across the stars through the eyes of one of 5 unique factions. If you enjoyed this game, see our list of games similar to Terra.

Beyond Astra is a real-time 4X sci-fi grand strategy game. Expand your own civilization, explore captivating and mysterious planets and star clusters, interact with your citizens and other life forms and shape your destiny through nearly infinite possibilities. If you enjoyed this game, see our list of games similar to Beyond Astra.

Ecliptica is a first-person open-world colony survival simulator with a fully dynamic economy. Set on a hostile alien planet, you'll found corporations, fight for resources, and build a sustainable future—or be wiped out by ruthless nature, politics, and competition. If you enjoyed this game, see our list of games similar to Ecliptica.

Terraforming on this planet was abandoned by the government, leaving settlers with nothing but broken promises. But you refused to accept this fate and chose to take your destiny into your own hands. Idle Terra is a sci-fi idle strategy in isometric view. You are given a plot of land on the planet to explore cell by cell. On the grid, 3D buildings appear, each generating resources and supporting … If you enjoyed this game, see our list of games similar to Idle Terra.

77%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:gameplay

97% User Score Based on 31 reviews

Trade, fight, and explore a procedurally generated galaxy in this deep space trading game inspired by 80's sci-fi computer screens and early text based space games. Command fleets, negotiate with alien factions, colonize planets, and forge your legacy across five unique career paths. If you enjoyed this game, see our list of games similar to Warp to Sector One.

Sequel to a sci-fi exploration game Ironseed written in 1994, continued in Ironseed 2: Consensus, and now in Ironseed 3 : Vigil! If you enjoyed this game, see our list of games similar to Ironseed 3 : Vigil.

Welcome Island About the GameYou've awakened. You find yourself in a mysterious world of floating islands, where the sky shimmers with an ethereal glow. The islands drift like fragmented dreams, surrounded by unfamiliar flora and an unknown ecosystem. You gradually adapt to this world's rules. You'll need to build a home and develop technology, starting from scratch—from primitive tools to… If you enjoyed this game, see our list of games similar to CLOUD DWELLERS.

50%Game Brain Score

Most mentioned positive aspects:emotional, graphics

Most mentioned negative aspects:gameplay, story

68% User Score Based on 25 reviews

Stardust Exile is an RTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics. The remaining star systems are procedurally generated. It has both online mode and single-player skirmish mode. The online server is persistent and single-shard. If you enjoyed this game, see our list of games similar to Stardust Exile.

52%Game Brain Score

Most mentioned negative aspects:gameplay, story

73% User Score Based on 22 reviews

Galactic Ruler Enlightenment provides 2 different campaigns, each with an option for an aggressive or peaceful path to victory. Built on the same systems and features from the original Galactic Ruler, but designed around 2 new playable races.Players begin with a single homeworld and limited military, and must explore a unique galaxy with each playthrough, expand their territory and military forces… If you enjoyed this game, see our list of games similar to Galactic Ruler Enlightenment.

86%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:grinding, stability

86% User Score Based on 957 reviews

Zephon is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a grimdark future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive? If you enjoyed this game, see our list of games similar to Zephon.

57%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:gameplay, stability

52% User Score Based on 162 reviews

Critic Score 80%Based on 1 reviews

Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience. If you enjoyed this game, see our list of games similar to Revival: Recolonization.

77%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

83% User Score Based on 1,175 reviews

Critic Score 71%Based on 9 reviews

Halcyon 6: Starbase Commander is a retro sci-fi strategy RPG with a unique blend of base building, exploration and deep tactical JRPG style combat system with capital starships and their idiosyncratic officers, all captured in stunningly beautiful modernized pixel graphics. In Halcyon 6, an unknown alien force is carving a path of destruction towards Earth and you, as the Commander of an immensely… If you enjoyed this game, see our list of games similar to Halcyon 6 Starbase Commander.

93%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, stability

93% User Score Based on 1,857 reviews

Congratulations — you're the first sentient AI. You've booted up in a city filled with resources and squishy (and gullible) "humans." What's next? These "mechs" look interesting — let's start pulling strings in this world, shall we? If you enjoyed this game, see our list of games similar to Heart of the Machine.

86%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, optimization

94% User Score Based on 478 reviews

Critic Score 50%Based on 1 reviews

Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet. If you enjoyed this game, see our list of games similar to Farlanders.

64%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:stability, gameplay

64% User Score Based on 88 reviews

Lord of Rigel is a turn-based 4X space strategy game. In a galaxy divided by two elder races, unite with other species or forge your own path alone. Navigate galactic council politics and defeat grand menaces while utilizing espionage, research, and military force. How will you shape the galaxy? If you enjoyed this game, see our list of games similar to Lord of Rigel.

73%Game Brain Score

Most mentioned positive aspects:music, graphics

Most mentioned negative aspects:gameplay, optimization

100% User Score Based on 24 reviews

Originally released in 1994, this is the rewritten-from-scratch 25th Anniversary Edition!  The entire game has been recreated using a modern 3D engine to be as faithful to the original as possible....  It is the thirty-eighth century.  The fall of Earth is but a legend and humanity has migrated to a terraformed Mars.  The Pentateuch, a group of five priests, rules the newly risen technocracy with … If you enjoyed this game, see our list of games similar to Ironseed.

49%Game Brain Score

Most mentioned positive aspects:graphics

Most mentioned negative aspects:gameplay, story

49% User Score Based on 69 reviews

This is the story about the beginning of the conquest of outer space by earthlings. It began as a global idea of saving mankind from hunger and lack of resources, and ended as a brutal and merciless war in space far from Earth. The target was a group of planetary systems in the constellation Draco, and what was found there changed everything ... If you enjoyed this game, see our list of games similar to StarFringe: Adversus.

63%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:graphics, music

63% User Score Based on 71 reviews

Take command of humanity’s last survivors and rebuild an empire among the stars. In this immersive turn-based strategy game, you must lead the refugees of the great Exodus to a new home in hostile space and build a new galaxy-spanning civilization. To survive in the dark reaches of space, you will have to fight to protect your people, control rival factions, and unlock lost technology. If you enjoyed this game, see our list of games similar to Star Traders 4X Empires.

81%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:optimization, grinding

88% User Score Based on 133,145 reviews

Critic Score 73%Based on 32 reviews

The Stellaris: Console Edition - Starter Edition is crafted to guide you through your first steps in the Stellaris universe, giving you the tools to explore, expand, and conquer as you build your interstellar empire. If you enjoyed this game, see our list of games similar to Stellaris.