IMHO.

Games like Galactic Civilizations® I: Ultimate Edition

If Galactic Civilizations® I: Ultimate Edition is your kind of game, the closest matches are Galactic Civilizations® II: Ultimate Edition, Galactic Civilizations III and ENDLESS™ Space - Definitive Edition — picked from the ranked list below. Reviewers single out its endless tech tree depth, challenging and epic. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Galactic Civilizations® I: Ultimate Edition: Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.

2012StrategyIndie4.99 USDMetacritic 83Windowsby Stardock Entertainment
Galactic Civilizations® I: Ultimate Edition — Steam game cover
Players highlight
Endless tech tree depthHumor in writing stands outIntelligent ai handles economy wellChallengingEpicNostalgic

Players who liked Galactic Civilizations® I: Ultimate Edition also play

Steam players who put hours into Galactic Civilizations® I: Ultimate Edition also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Galactic Civilizations® II: Ultimate Edition

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Top pick for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    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!

    2011StrategyIndie9.99 USDSteam ↗
  2. Galactic Civilizations III

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Second-strongest match for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.

    2015Strategy29.99 USDDeck PlayableSteam ↗
  3. ENDLESS™ Space - Definitive Edition

    WHY THIS

    Third-strongest match for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    ENDLESS™ Space is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS™ Universe, where you can control every aspect of your civilization as you strive for galactic domination.

    2012Strategy9.99 USDDeck PlayableSteam ↗
  4. Sins of a Solar Empire®: Rebellion

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Ranked #4 for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

    2012ActionStrategyIndie19.99 USDSteam ↗
  5. Fallen Enchantress: Legendary Heroes

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Ranked #5 for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Fallen Enchantress is 4X strategy game from the makers of Sins of a Solar Empire and Galactic Civilizations. Build a civilization in the magical world of Elemental. Recruit heroes, train armies, build cities, forge alliances and save the world in this rich world where it's never the same game twice.

    2013StrategyIndieRPG24.99 USDSteam ↗
  6. Galactic Civilizations IV

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Ranked #6 for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.

    2023StrategySimulation39.99 USDSteam ↗
  7. Stellaris

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Ranked #7 for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.

    2016StrategySimulation9.99 USDDeck PlayableSteam ↗
  8. Sorcerer King: Rivals

    WHY THIS

    Ranked #8 for Galactic Civilizations® I: Ultimate Edition fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Explore a rich fantasy world, go on quests for powerful weapons, and forge a new civilization in Sorcerer King: Rivals. Can you build a civilization to topple the malevolent Sorcerer King and become a god yourself?

    2016StrategyIndieAdventure19.99 USDSteam ↗

Reviewers mention these as similar to Galactic Civilizations® I: Ultimate Edition

Surfaced from review text: when other players write 'if you liked X, try Y', we catch the name and resolve it back to a Steam game.

  1. Master of Orion

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Reviewers of Galactic Civilizations® I: Ultimate Edition cross-mention this title as a similar play. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.

    2016Strategy24.99 USDDeck PlayableSteam ↗
  2. X-COM: UFO Defense

    WHY THIS

    Reviewers of Galactic Civilizations® I: Ultimate Edition cross-mention this title as a similar play. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    You are in control of X-COM: an organization formed by the world's governments to fight the ever-increasing alien menace.

    2008Strategy4.99 USDSteam ↗
  3. Galactic Civilizations® II: Ultimate Edition

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Reviewers of Galactic Civilizations® I: Ultimate Edition cross-mention this title as a similar play. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    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!

    2011StrategyIndie9.99 USDSteam ↗
  4. Age of Empires: Definitive Edition

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Reviewers of Galactic Civilizations® I: Ultimate Edition cross-mention this title as a similar play. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Age of Empires, the pivotal real-time strategy game that launched a 20-year legacy returns with modernized gameplay, all-new 4K visuals, 8-person multiplayer battles and a host of other new features. Welcome back to history.

    2019Strategy19.99 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Galactic Civilizations® I: Ultimate Edition at current Steam store prices.

  1. POSTAL 2

    WHY THIS

    Priced ~80% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  2. The Test

    WHY THIS

    Priced ~60% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~70% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  4. shapez

    WHY THIS

    Priced ~80% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  5. The Test: Hypothesis Rising

    WHY THIS

    Priced ~60% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  6. The NOexistenceN of you AND me

    WHY THIS

    Priced ~60% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    Use "game" as a medium to showcase the world of "you/girl". Explore the truth of "you/girl/world" through the form of a "visual novel".

    2024IndieAdventureRPG1.99 USDDeck VerifiedSteam ↗
  7. Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad

    WHY THIS

    Priced ~80% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    "Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad?" is a fast paced shower-simulation where you shower with your 8-bit dad.It's good, clean fun!

    2015ActionIndieSimulation0.99 USDDeck VerifiedSteam ↗
  8. Montaro

    WHY THIS

    Priced ~80% under Galactic Civilizations® I: Ultimate Edition on Steam right now. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    Montaro is a DOGE.

    2016IndieCasual0.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  2. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  3. Die in the Dungeon: Origins

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!

    2023StrategyIndieRPGFreeDeck VerifiedSteam ↗
  4. Epic Battle Fantasy 3

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!

    2016IndieAdventureRPGFreeDeck PlayableSteam ↗
  5. South Scrimshaw, Part One

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Galactic Civilizations® I: Ultimate Edition.

    South Scrimshaw is the story of a newborn whale in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.

    2023IndieCasualFreeDeck PlayableSteam ↗
  6. The Riftbreaker: Prologue

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.

    2020ActionStrategyIndieFreeDeck PlayableSteam ↗
  7. The Last Sovereign

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.

    2025StrategyIndieAdventureFreeDeck VerifiedSteam ↗
  8. Warframe

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game

    2013ActionRPGFree To PlayFreeDeck VerifiedSteam ↗

More from Stardock Entertainment

Other recommendable Steam games by Stardock Entertainment, ranked by review count so the studio's hits land first.

  1. Sins of a Solar Empire®: Rebellion

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

    2012ActionStrategyIndie19.99 USDSteam ↗
  2. Galactic Civilizations III

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.

    2015Strategy29.99 USDDeck PlayableSteam ↗
  3. Sins of a Solar Empire II

    WHY THIS

    Shares a challenging mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    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.

    2024StrategySimulation49.99 USDDeck PlayableSteam ↗
  4. Ashes of the Singularity: Escalation

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat.

    2016StrategySimulation29.99 USDDeck PlayableSteam ↗
  5. Galactic Civilizations IV

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy with Galactic Civilizations® I: Ultimate Edition.

    Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.

    2023StrategySimulation39.99 USDSteam ↗
  6. Star Control®: Origins

    WHY THIS

    Shares a retro mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition.

    Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.

    2018ActionAdventureSimulation19.99 USDSteam ↗
  7. Fallen Enchantress: Legendary Heroes

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    Fallen Enchantress is 4X strategy game from the makers of Sins of a Solar Empire and Galactic Civilizations. Build a civilization in the magical world of Elemental. Recruit heroes, train armies, build cities, forge alliances and save the world in this rich world where it's never the same game twice.

    2013StrategyIndieRPG24.99 USDSteam ↗
  8. Galactic Civilizations® II: Ultimate Edition

    WHY THIS

    Shares an epic mood with Galactic Civilizations® I: Ultimate Edition.

    Another title from Stardock Entertainment, the studio behind Galactic Civilizations® I: Ultimate Edition. Shares Strategy and Indie with Galactic Civilizations® I: Ultimate Edition.

    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!

    2011StrategyIndie9.99 USDSteam ↗

Frequently asked about Galactic Civilizations® I: Ultimate Edition

How much does Galactic Civilizations® I: Ultimate Edition cost?
Galactic Civilizations® I: Ultimate Edition is listed on Steam at 4.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Galactic Civilizations® I: Ultimate Edition?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Galactic Civilizations® I: Ultimate Edition are Galactic Civilizations® II: Ultimate Edition, Galactic Civilizations III, ENDLESS™ Space - Definitive Edition.
Who developed Galactic Civilizations® I: Ultimate Edition?
Galactic Civilizations® I: Ultimate Edition was developed by Stardock Entertainment.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Galactic Civilizations® I: Ultimate Edition.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.