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Games Like The Citadel Must Hold

60+ similar titles based on shared tags and player behavior. Themes include Base Building, Colony Sim, Strategy, Singleplayer.

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  1. #1 They Are Billions
    97% matchVery Positive85% of 51,491 reviews2019
    Dev: Numantian Games
    Windows
    Median: 14.3 hrsMean: 56.8 hrs≥1hr: 91%

    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?

    Why similar: Colony Sim 31.2%, Base Building 27.4%, RTS 12.5%, Tower Defense 8%, Survival 7.5%

  2. #2 Diplomacy is Not an Option: Shareware
    96% matchVery Positive92% of 828 reviews2025
    Dev: Door 407
    Windows
    Median: 1.5 hrsMean: 3.5 hrs≥1hr: 58%

    Diplomacy is Not an Option: Shareware is a free prequel to the original game. In a medieval fantasy world, you are to build settlements, raise huge armies, and defend against massive hordes of enemies. Learn how Ironbrow clan shaped the world's map the first time - if you survive, that is.

    Why similar: Colony Sim 29%, Base Building 16.7%, RTS 12.3%, City Builder 9.7%, Tower Defense 9.6%

  3. #3 Terrahold
    96% matchNo user reviews2026
    Dev: SMAR Studio
    Windows

    Build an autonomous colony on a living procedural planet. Gather resources, command robots, expand your power grid, and defend the teleporter from an ecosystem that reacts to every step of your growth. Activate the link—or lose everything.

    Why similar: Colony Sim 36.8%, Base Building 21.8%, RTS 14.6%, Tower Defense 9.7%, Strategy 5.7%

  4. #4 The Omins
    95% matchNo user reviews
    Dev: TemesaGames
    Windows · Mac · Linux

    Build settlements, fight enemies, unite different races, and gain divine powers in this strategy game blending colony sim and RTS with a touch of classic god games. As their Umak, guide generations of Omins through a network of portals, from world to world, in search of the peaceful lands of Ominia.

    Why similar: Colony Sim 34%, Base Building 20.4%, RTS 16.8%, Survival 7.7%, Strategy 7.6%

  5. #5 Goblin Colony
    94% matchNo user reviews
    Dev: Quench Forge
    Windows

    Goblins live for about 20 days. Build a colony that outlasts them. Grow food, dig into the hillside, organize workshops and hauling, and prepare for raids. Raise the next generation and turn a woodland settlement into a fortress of their own.

    Why similar: Colony Sim 40.4%, Base Building 23.8%, City Builder 9.4%, Strategy 7.3%, Survival 6.7%

  6. #6 The Wild Age
    94% matchMixed65% of 295 reviews2020
    Dev: McMagic Productions
    Windows
    Median: 1.6 hrsMean: 6.3 hrs≥1hr: 61%

    The Wild Age is a micromanagement strategy game with tower defense gameplay mechanics. The game is designed mainly for a peaceful and relaxed gaming experience that offers a break from the busy realities of life.

    Why similar: Colony Sim 35.1%, Base Building 22.4%, Tower Defense 11%, Survival 9.9%, Strategy 7.7%

  7. #7 Idyll
    92% matchNo user reviews
    Dev: IdyllWorks
    Windows

    A 3D voxel fantasy colony sim with online co-op. Build a settlement block-by-block, mine deep for rare resources, craft powerful gear, and defend your colonists from monsters and rival factions.

    Why similar: Colony Sim 44%, Base Building 27%, Survival 10.8%, Strategy 7.4%, City Builder 4.4%

  8. #8 Buoyancy
    93% matchMixed55% of 831 reviews2019
    Dev: Devs on a Boat
    Windows · Mac · Linux
    Median: 1.4 hrsMean: 4.8 hrs≥1hr: 58%

    Buoyancy is a city-building strategy game where you build, manage, and move a floating city on an oceanic world. Explore and scavenge resources scattered around the endless waters. Keep your villagers nourished and happy while combating fires, sickness, and pirate attacks.

    Why similar: Colony Sim 48.4%, Base Building 17.5%, City Builder 11%, Strategy 7.8%, RTS 6.5%

  9. #9 Fio and the Doomed City
    91% matchNo user reviews2026
    Dev: Caro BuildersPub: Emma Create
    Windows · Mac

    A “city-building” x “tower defense” SLG by a young girl, Fio. Fio and her guardians, the Flora Bears, are building a city in the last city of humanity. Increase facilities, residents, and resources, and prepare for battle. Withstand enemy attacks and defeat the boss with your big beam cannon!

    Why similar: Colony Sim 37%, Base Building 24%, City Builder 12.7%, Tower Defense 12.2%, Strategy 5.9%

  10. #10 VENOY
    91% matchNo user reviews
    Dev: Mathis WischeroppPub: LaboratoryGames
    Windows

    VENOY is a relaxing roguelite real-time strategy game with deep settler logistics, true sandbox freedom and exciting meta progression. Build your medieval colony, optimize production chains and defend it against enemies!

    Why similar: Colony Sim 33.9%, RTS 17.1%, Base Building 16.6%, Strategy 11.1%, City Builder 10.3%

  11. #11 Bribe The Brave
    89% matchNo user reviews
    Dev: Brewing Turtle Games
    Windows

    Rule a fantasy realm where heroes don't take orders - they take bribes. Build your settlement, place gold bounties on deadly monsters, and entice autonomous warriors, rogues, and mages to fight for your cause. Expand, defend, and let coin do the commanding in this indirect-control RTS.

    Why similar: Colony Sim 36.8%, Base Building 20.7%, RTS 18.7%, Strategy 12.9%, Management 5.7%

  12. #12 Phoenix Hope
    90% matchMixed61% of 170 reviews2021
    Dev: Honorable Pixel
    Windows

    Phoenix Hope is a pixel art 2D real-time, side-view strategy game in which you must develop your colony during the day and repel waves of monsters at night.

    Why similar: Colony Sim 30.5%, Base Building 21.1%, RTS 11.6%, Tower Defense 10.7%, Survival 9.3%

  13. #13 Becastled
    88% matchVery Positive82% of 5,625 reviews2025
    Dev: Mana Potion Studios
    Windows
    Median: 3.5 hrsMean: 6.9 hrs≥1hr: 81%

    Build a castle by day and defend it by night. Becastled blends cozy city-building with challenging tower defense strategy. Lead the Sun Kingdom’s last stand against the Moon Beasts and end the ancient conflict between light and darkness!

    Why similar: Base Building 30.6%, Colony Sim 24.9%, RTS 12.8%, City Builder 11%, Strategy 8.6%

  14. #14 Breadoria
    87% matchNo user reviews
    Dev: Breadpan
    Windows

    Breadoria is a survival colony sim where tiny Breads gather, build, craft, and defend their home from hungry invaders. Take control of any Bread, or automate your colony as you plan its next expansion.

    Why similar: Colony Sim 41.2%, Base Building 24.5%, Survival 9.6%, Strategy 7%, Management 5.1%

  15. #15 Planetbase
    89% matchMostly Positive80% of 10,466 reviews2015
    Dev: Madruga Works
    Windows · Mac
    Median: 8.2 hrsMean: 26.2 hrs≥1hr: 90%

    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.

    Why similar: Colony Sim 40.6%, Base Building 24.1%, City Builder 12.8%, Survival 8.5%, Strategy 6.3%

  16. #16 Feudal Craft
    86% matchNo user reviews2026
    Dev: anratio
    Windows

    Immerse yourself in an exciting medieval settlement simulator where you will have to fight for your place in the feudal hierarchy. Use a smart strategy to develop your settlement. After all, it is the skills and equipment of each peasant that can make the difference.

    Why similar: Colony Sim 28.2%, Base Building 16.9%, RTS 11.4%, City Builder 8.1%, Survival 7.6%

  17. #17 Founders' Fortune
    86% matchVery Positive80% of 2,189 reviews2020
    Dev: Dionic Software
    Windows · Mac
    Median: 1.5 hrsMean: 10.0 hrs≥1hr: 56%

    A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager.

    Why similar: Colony Sim 47.7%, Base Building 22.5%, City Builder 10.5%, Survival 6.6%, Strategy 5.4%

  18. #18 Harrowlands
    85% matchNo user reviews2026
    Dev: BashfulWolf Studio
    Windows

    Harrowlands is a medieval fantasy colony sim where you shape a thriving settlement in a vast, mystical realm. Master intricate base-building mechanics and guide your inhabitants through the complex social bonds that define their world.

    Why similar: Colony Sim 31%, Base Building 21.8%, City Builder 10.5%, Survival 8.7%, Strategy 6.5%

  19. #19 Oxygen Not Included
    84% matchOverwhelmingly Positive97% of 144,026 reviews2019
    Dev: Klei Entertainment
    Windows · Mac · Linux
    Median: 8.9 hrsMean: 69.6 hrs≥1hr: 86%

    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.

    Why similar: Colony Sim 46.5%, Base Building 29.4%, Survival 11%, Resource Management 4.5%, Strategy 3.5%

  20. #20 Lil Guys
    84% matchNo user reviews
    Dev: Radnyx
    Windows

    Lil guys building castles and fighting monsters. Build creative defenses, protect the crown, and make more lil guys.

    Why similar: Colony Sim 37.9%, Base Building 24.2%, Survival 9.8%, City Builder 9.4%, Strategy 7.6%

  21. #21 Giantfall
    82% matchPositive100% of 13 reviews2026
    Dev: Birchwood Games
    Windows

    Build your medieval kingdom. Raise an army. Defend against towering Giants and monstrous creatures as they lay siege to everything you've built

    Why similar: Colony Sim 27.5%, Base Building 21.1%, RTS 12.2%, Tower Defense 9.1%, Survival 8.1%

  22. #22 Venusville
    83% matchNo user reviews2026
    Dev: Orbit Start StudiosPub: PlayWay S.A.
    Windows

    Guide pioneering settlers among Venusian clouds in this space colonisation city builder. Grow food, collect energy, mine resources, balance buoyancy and weight to stay afloat in the treacherous Venusian atmosphere, and build a self-sufficient colony while navigating storms and acidic clouds.

    Why similar: Colony Sim 34.4%, Base Building 21.8%, City Builder 10.9%, RTS 9.5%, Survival 8.1%

  23. #23 Beneath a Dead City
    81% matchNo user reviews
    Dev: Moonroof Studios
    Windows

    Run your own Adventurer's Guild in this fantasy colony sim with a focus on dynamic storytelling. Recruit heroes to explore a ruined city, but keep an eye on those murder hobos. An unhappy hero could turn to arson, violence, and jaywalking.

    Why similar: Colony Sim 39%, Base Building 23.4%, Survival 10.1%, City Builder 7.7%, Strategy 6.6%

  24. #24 Siege of Irdor
    81% matchNo user reviews
    Dev: HardCodeWayPub: Vision Edge Entertainment
    Windows

    Siege of Irdor is a city-builder strategy game set in dark medieval times, where fantasy and reality collide. Build by day and defend the sieges by night to survive against the armies of darkness.

    Why similar: Colony Sim 27.4%, Base Building 16.2%, RTS 13.1%, Tower Defense 9.2%, City Builder 9.2%

  25. #25 The Bonfire 2: Uncharted Shores
    82% matchMixed69% of 371 reviews2020
    Dev: Xigma Games
    Windows · Mac
    Median: 5.5 hrsMean: 8.3 hrs≥1hr: 95%

    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.

    Why similar: Colony Sim 43.8%, Base Building 20.5%, Survival 11.1%, City Builder 9.2%, Strategy 6.8%

  26. #26 Sylox
    80% matchNo user reviews
    Dev: Moonz
    Windows

    Sylox is a short, minimalist base-building game with a touch of worker placement and strategic expansion. Assign workers to key tasks, unlock new buildings, expand, and defend your growing base against increasing enemy attacks.

    Why similar: Colony Sim 44%, Base Building 15.2%, Tower Defense 12.8%, City Builder 12.6%, Strategy 10.3%

  27. #27 DarkSwitch
    78% matchMostly Positive78% of 783 reviews2026
    Dev: Cyber TemplePub: Cyber Temple Games LLC
    Windows

    DarkSwitch is a vertical survival city builder. Build a city on a great tree and defend it against the Fog. Face the challenges of limited real estate, scarce resources, and tough moral choices as you seek to uncover the mystery of the Shroud. The Tree Provides! The Tree Protects! The Tree Prevails!

    Why similar: Colony Sim 29.3%, Base Building 17.5%, City Builder 10.1%, RTS 9%, Survival 8.4%

  28. #28 The Blighted Frontier
    79% matchNo user reviews
    Dev: Sly Game Studios
    Windows

    Rebuild civilization in a world consumed by the blight. Manage survivors, defend against the dead, and transform a fragile camp into a thriving frontier settlement.

    Why similar: Colony Sim 42%, Base Building 23%, City Builder 12.1%, Strategy 7.9%, Survival 6.8%

  29. #29 Zombie Warz
    79% matchNo user reviews
    Dev: GobiGD
    Windows

    Zombie Warz is a strategy survivor RTS with rogue-lite gameplay elements. Play as the king of a kingdom under siege by zombies and survive to discover their origins.

    Why similar: Colony Sim 27.9%, Base Building 19%, RTS 14.4%, Tower Defense 12.7%, Survival 7.4%

  30. #30 Parabellum: Siege Of Legends
    77% match8 user reviews38% of 8 reviews2025
    Dev: Studio Baikin
    Windows

    An epic war and strategy game set in the medieval universe.

    Why similar: Colony Sim 36.1%, Base Building 18.4%, Tower Defense 14.9%, Strategy 13.2%, Survival 9.2%

  31. #31 Here Comes The Swarm
    75% matchVery Positive86% of 380 reviews2026
    Dev: CableHook Games
    Windows

    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?

    Why similar: Colony Sim 26.1%, Base Building 18%, RTS 12.4%, Tower Defense 8.6%, Survival 7.7%

  32. #32 Fosoria
    76% matchNo user reviews
    Dev: Decoy Duck
    Windows

    Carve out and manage vast underground colonies! Build chambers, mine resources, and watch your settlement thrive. Assign specialized roles to your residents, then dig deeper to uncover ancient caves, precious resources, and mysterious tombs that unlock new possibilities.

    Why similar: Colony Sim 45.4%, Base Building 26.8%, City Builder 6.9%, Strategy 6.6%, Management 6%

  33. #33 The Settlers® : Heritage of Kings - History Edition
    77% matchVery Positive84% of 858 reviews2019
    Dev: Ubisoft Blue BytePub: Ubisoft
    Windows
    Median: 2.3 hrsMean: 66.1 hrs≥1hr: 67%

    With this modernized History Edition dive into the diversified mix of enthralling build-up matches and exciting real-time fights. Manifold landscapes await to be explored and populated. Includes the main game plus the two expansions.

    Why similar: Colony Sim 55.8%, RTS 14.9%, City Builder 12.1%, Strategy 12.1%, Medieval 5.1%

  34. #34 Trollskog
    78% matchMixed56% of 43 reviews2019
    Dev: Andreas CarlsonPub: Abstract Void Interactive
    Windows

    Trollskog is an open-world citybuilder RTS, with economic engine-building, tactical battles and player choice. Explore a forested world inspired by Swedish folklore, filled with both friendly and hostile NPCs, solve quests and secure resources through force or diplomacy.

    Why similar: Colony Sim 45.1%, RTS 29.9%, Base Building 10.2%, City Builder 8.8%, Strategy 6%

  35. #35 TFM: The First Men
    76% matchMixed59% of 413 reviews2022
    Dev: Gathering Tree
    Windows

    An open-world colony sim based on stories of the first men. Infinite possibilities await your very own Adam and Eve as they embark on a generation-spanning adventure. How will you shape their future?

    Why similar: Colony Sim 44.5%, Base Building 28.5%, Survival 6.4%, Strategy 5.1%, City Builder 4.3%

  36. #36 Mysticore: Towers & Timber
    74% matchNo user reviews2027
    Dev: Gnista Games
    Windows

    Mysticore is a survival strategy game for 1-4 players. Explore the shattered realms, build your base and defend it against massive enemy waves - all while leaving the busywork to your gnomes.

    Why similar: Colony Sim 27.5%, Base Building 20.1%, RTS 12.4%, Tower Defense 9%, City Builder 8.4%

  37. #37 Night is Coming
    73% matchMixed63% of 469 reviews2025
    Dev: Wild Forest StudioPub: 101XP
    Windows

    Survival strategy game set in a world inspired by Slavic mythology and the nature of Eastern Europe. Build your settlement, protect its dwellers, and help them prepare for the coming Darkness.

    Why similar: Colony Sim 30.3%, Base Building 19.2%, RTS 15.1%, Tower Defense 9.4%, Survival 8.5%

  38. #38 Castle Formers
    75% matchPositive96% of 49 reviews2021
    Dev: Fernando AraujoPub: INK EYE Games
    Windows

    Defend your castle from the attacks of the night creatures. Collect coins, interact with the elements of the game, discover, explore, learn and survive for 30 days or try again.

    Why similar: Colony Sim 35.7%, Base Building 22.4%, Survival 11.4%, Tower Defense 11.4%, Strategy 9.2%

  39. #39 Rise to Ruins
    74% matchVery Positive88% of 7,765 reviews2019
    Dev: Raymond DoerrPub: SixtyGig Games
    Windows · Mac · Linux
    Median: 4.7 hrsMean: 18.7 hrs≥1hr: 83%

    A brutal godlike village sim that melds the god game, management, and tower defense genres! Fight off hoards of monsters at night, and expand your village in the day time. Inspired by games like Black and White, Rimworld, and Dwarf Fortress but not quite like any of them.

    Why similar: Colony Sim 39.8%, Base Building 17.1%, Tower Defense 14.5%, City Builder 12.2%, Survival 8.1%

  40. #40 Settlements Rising
    72% matchVery Positive81% of 436 reviews2025
    Dev: The Catalyst Crew
    Windows

    Settlements Rising is a medieval city building and colony management game. It offers a lively colony experience with simulated villagers, dozens of professions and resources, natural disasters, and raids, while providing full control over the colony through trade, production chains and datas.

    Why similar: Colony Sim 35.7%, Base Building 16.1%, City Builder 12.7%, Strategy 6.9%, Survival 6.4%

  41. #41 Quriocity
    73% matchMostly Positive74% of 38 reviews2023
    Dev: Oxeliz Pvt ltd
    Windows · Mac

    Quriocity is a sci-fi city builder game set on a bare alien planet very similar to Earth. Build and upgrade a wide variety of units to extract resources and provide services, such as maintenance, food production, education, entertainment and many more.

    Why similar: Colony Sim 34.9%, Base Building 20%, City Builder 11.9%, RTS 10.5%, Survival 8.6%

  42. #42 Towers & Goblins: The Last Stand
    72% matchPositive87% of 22 reviews2025
    Dev: Axella Games
    Windows

    Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.

    Why similar: Colony Sim 26.1%, Base Building 20.8%, RTS 14.4%, Tower Defense 11.9%, City Builder 9.7%

  43. #43 Buggos 2
    71% matchVery Positive84% of 703 reviews2025
    Dev: Intrepid Marmot
    Windows

    Conquer and destroy the dirty Humans by sending swarms of bugs to crush their home worlds. Evolve your Buggos into stronger, faster, more murderous creatures that can rip the Human defenses to shreds! No one can stop your evolutionary powers. You are the evil Buggo Hivemind!!!

    Why similar: Colony Sim 33.1%, Base Building 27.1%, Strategy 13%, RTS 12.9%, City Builder 9.7%

  44. #44 Devouring City
    71% matchNo user reviews
    Dev: Napforge Studio
    Windows

    Devouring City is a top-down management game about a living city that swallows giant minerals whole. Guide residents and organs as they digest matter, then turn visible resources into power, structures, inhabitants, and weapons. Balance expansion, production, and defense as your organism grows.

    Why similar: Colony Sim 38.4%, Base Building 23.3%, City Builder 14.1%, Strategy 8%, Survival 7.3%

  45. #45 Villagedom
    70% matchNo user reviews
    Dev: Dazar
    Windows

    Are you worthy of being a king? Test your mettle in this city-builder and resource management game as you develop your kingdom. Face challenges at every turn and transform your village into something mighty. Protect your subjects. Slay your enemies. Be a king!

    Why similar: Colony Sim 39.3%, Base Building 25.5%, Tower Defense 11.6%, Strategy 5.8%, Medieval 4.4%

  46. #46 Aven Colony
    73% matchMostly Positive72% of 2,789 reviews2017
    Dev: Mothership Entertainment LLCPub: Team17 Digital Ltd
    Windows
    Median: 4.2 hrsMean: 8.1 hrs≥1hr: 90%

    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.

    Why similar: Colony Sim 50.9%, Base Building 17.9%, City Builder 16%, Strategy 8.7%, Survival 3.5%

  47. #47 Rows Of Earth
    70% matchNo user reviews2027
    Dev: Glasworks Studios
    Windows

    A detailed zombie-survival colony sim where you create a settlement on an infested island. Guide your workers as they build walls, grow crops, dig trenches and plant their flag in the land. Help them to fight hordes, form families, and uncover old technologies. Write their story...

    Why similar: Colony Sim 49%, Base Building 28.2%, Survival 9.9%, Strategy 9.6%, Resource Management 3%

  48. #48 Bressnath
    69% matchNo user reviews
    Dev: Morass
    Windows · Mac · Linux

    Refound a holding in the drowned Vreldsath fens. Nothing regrows, every load is carried home by hand, and what crawls out of the Sundered Places comes without warning. Push outward, dig up the ruins, hold the line, and win by laying a causeway across water that swallowed every attempt before yours.

    Why similar: Colony Sim 23.8%, Base Building 15.8%, Strategy 14.3%, RTS 11.2%, Tower Defense 8.5%

  49. #49 Colony Survival
    71% matchVery Positive92% of 9,016 reviews2017
    Dev: Pipliz
    Windows · Mac · Linux
    Median: 9.6 hrsMean: 28.6 hrs≥1hr: 86%

    Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!

    Why similar: Colony Sim 45.3%, Base Building 25.4%, Survival 11.1%, City Builder 6.4%, Strategy 5.4%

  50. #50 Border Base
    69% matchNo user reviews
    Dev: Bitzooma
    Windows

    Set in a gritty, fictional 1960s universe, it’s a colony sim & base-building hybrid where you rebuild a war-ravaged region, fortify your defenses, and control key trade routes that every convoy depends on.

    Why similar: Colony Sim 34.5%, Base Building 22.2%, City Builder 10%, Tower Defense 9.4%, Survival 8.8%

  51. #51 Royal Lord - 王权领主
    68% matchVery Positive88% of 57 reviews2026
    Dev: 开发鸭
    Windows

    In "Kingdom Monarch", you are a monarch and can build the kingdom of your dreams! You need to build city walls, assign jobs to villagers, recruit soldiers, repel hordes of monsters at night, and expand your village during the day.

    Why similar: Colony Sim 25.8%, Base Building 22.5%, RTS 12.5%, City Builder 10%, Strategy 6.5%

  52. #52 Zomboard
    69% match3 user reviews33% of 3 reviews2025
    Dev: Tania Felidea
    Windows

    Zomboard is a post-apocalyptic colony sim and base defense game. Start with a few survivors, build your settlement, and fortify defenses to survive overwhelming zombie hordes.

    Why similar: Colony Sim 43.5%, Base Building 25.5%, Tower Defense 12.9%, Strategy 10.1%, Survival 4.7%

  53. #53 Survivors of the Wildstone
    68% matchNo user reviews
    Dev: Fire Toast
    Windows

    Survive, build, and conquer in Survivors of the Wildstone! After being shipwrecked on a mysterious island, lead a group of survivors! Manage, expand, and evolve to forge a civilization from scratch in this challenging building and strategy game!

    Why similar: Colony Sim 36.1%, Base Building 15.3%, RTS 13.4%, City Builder 10.4%, Survival 9.7%

  54. #54 Last Civilization: Inherited Flame
    67% matchNo user reviews
    Dev: WisPub: Studio Wis
    Windows

    Build a settlement around the last flame. Gather, construct, and research by day, then defend against the Shadows at night. When a village falls, carry its records and memories into the next civilization and endure one night longer.

    Why similar: Colony Sim 47.8%, Base Building 14.8%, City Builder 14.4%, Survival 11.7%, Strategy 7.7%

  55. #55 Embark
    70% matchMixed60% of 389 reviews2019
    Dev: Overly Complicated Games
    Windows

    Inspired by the deep simulation of Dwarf Fortress, the open world survival of Minecraft, and the social interactions of The Sims. Embark is a colony management game with a focus on complex simulation in a huge living 3D world.

    Why similar: Colony Sim 55.1%, Base Building 26.4%, Survival 7.6%, Strategy 7.4%, Management 3.1%

  56. #56 Rise Against the Invaders
    67% matchNo user reviews
    Dev: BASEMENTMODE, LLC
    Windows

    BUILD. DEFEND. SURVIVE. An alien menace has ravaged Earth. Humanity has scattered to the wind. But hope remains. A resistance is organizing. Build your new settlement, defend your people, and fight to reclaim what was lost.

    Why similar: Colony Sim 40.3%, Base Building 25%, City Builder 14.9%, Strategy 8.6%, Survival 8.4%

  57. #57 After Long Night
    66% matchMostly Positive76% of 464 reviews2025
    Dev: 疯狗工作室Pub: OKJOY
    Windows

    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.

    Why similar: Colony Sim 29.2%, Base Building 20%, RTS 14.7%, City Builder 8.3%, Survival 7.4%

  58. #58 King's Keeper
    67% match5 user reviews80% of 5 reviews2025
    Dev: Clément Andraud
    Windows · Linux

    A game of base building and colony simulation in a world where night is permanent. Survive, build, explore, repel enemy raids and tend to the needs of your workers and your king.

    Why similar: Colony Sim 36.2%, Base Building 23.3%, Tower Defense 12.3%, Survival 9%, Strategy 5.3%

  59. #59 clickyland
    67% matchVery Positive85% of 660 reviews2024
    Dev: Sokpop Collective
    Windows · Mac
    Median: 2.0 hrsMean: 4.4 hrs≥1hr: 64%

    clickyland is a tower defense village builder where clicks are your main resource. Use clicks to harvest resources, fight enemies and manage your village, but use them wisely as you only get 20 clicks every day! Can you reach day 100?

    Why similar: Base Building 30.2%, Tower Defense 17.7%, Strategy 15.3%, RTS 13.1%, City Builder 11.9%

  60. #60 The Undercity: Last Light
    66% matchNo user reviews
    Dev: Ufuk HalisPub: Evuk Games
    Windows · Mac

    Build a living colony beneath a dying surface. Dig rooms, organize workers and keep food, power and morale in balance. Face breakdowns, earthquakes and difficult choices as you explore the deep and turn a fragile refuge into a civilization.

    Why similar: Colony Sim 42.7%, Base Building 16.1%, City Builder 12.4%, Survival 9.2%, Strategy 7.8%

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