IMHO.

Games like Fio and the Doomed City

If Fio and the Doomed City is your kind of game, the closest matches are Here Comes The Swarm, Demon Castle Story and After Long Night — picked from the ranked list below. 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 Fio and the Doomed City: 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!

2026StrategyIndieSimulationWindows · macOSby Caro Builders
Fio and the Doomed City — Steam game cover

Players who liked Fio and the Doomed City also play

Steam players who put hours into Fio and the Doomed City 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. Here Comes The Swarm

    WHY THIS

    Top pick for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    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?

    2026StrategyIndieSimulation15.99 USDDeck PlayableSteam ↗
  2. Demon Castle Story

    WHY THIS

    Second-strongest match for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    Demon Castle Building Dungeon Management Simulation

    2026StrategyIndieSimulation12.99 USDDeck VerifiedSteam ↗
  3. After Long Night

    WHY THIS

    Third-strongest match for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    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.

    2025StrategyIndieSimulation7.99 USDDeck PlayableSteam ↗
  4. Fill Up The Hole

    WHY THIS

    Ranked #4 for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    Turn trash into cash in a dystopian world! Fill Up The Hole is a short incremental game where you build a city, automate garbage production, and toss it into a magical hole for profit.

    2025StrategyIndieSimulation2.99 USDDeck PlayableSteam ↗
  5. Rise to Ruins

    WHY THIS

    Ranked #5 for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    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.

    2019StrategyIndieSimulation14.99 USDDeck PlayableSteam ↗
  6. IDLE BOSS RUSH

    WHY THIS

    Ranked #6 for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    Slay giant bosses and turn the hollow wasteland into the almighty kingdom! Endlessly rewarding incremental game where you collect fountains of rare loot, unleash crazy combos and watch the monsters fall under your knees. Boss Rush that keeps on going when you're gone!

    2025StrategyIndieSimulation9.99 USDDeck PlayableSteam ↗
  7. Goblins of Elderstone

    WHY THIS

    Ranked #7 for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    This Goblin Tribe Simulator brings a challenging blend of chaos and creativity to the city-building genre. Build dwellings, manage your resources, defend your goblins, and grow your tribe, and please the Gods! Do you have what it takes to control the chaos and rule the unruly?

    2023StrategyIndieSimulation19.99 USDSteam ↗
  8. Prison Architect

    WHY THIS

    Ranked #8 for Fio and the Doomed City fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Fio and the Doomed City.

    Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.

    2015StrategyIndieSimulation7.49 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Fio and the Doomed City.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Fio and the Doomed City.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Fio and the Doomed City.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Fio and the Doomed City.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  5. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Fio and the Doomed City.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  6. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Fio and the Doomed City.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  7. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Fio and the Doomed City.

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

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  8. Grimm's Hollow

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Fio and the Doomed City.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableSteam ↗

More from Caro Builders

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

  1. Emma's Armaments

    WHY THIS

    Another title from Caro Builders, the studio behind Fio and the Doomed City. Shares Simulation with Fio and the Doomed City.

    Emma's Weapons Shop is a management simulation game in which players collect items while conquering dungeons, smelt them, and sell them at higher prices to increase sales.

    2022Simulation12.40 USDDeck PlayableSteam ↗
  2. Helle's Undersea City Project - Bringing Air to The Garden

    WHY THIS

    Another title from Caro Builders, the studio behind Fio and the Doomed City. Shares Indie and Simulation with Fio and the Doomed City.

    Helle's Undersea City Project - Bringing Air to The Garden - Grow and expand the land with air, aiming to rebuild the undersea city with a lone girl, Hele! A new type of undersea city-building simulation game!

    2023IndieAdventureSimulation14.99 USDSteam ↗
  3. Rota's Nautical Chronicles of Trade

    WHY THIS

    Another title from Caro Builders, the studio behind Fio and the Doomed City. Shares Indie and Simulation with Fio and the Doomed City.

    "City building" and "Trade" simulation game by Rota, the princess of the forest country! Rota strives to realize her plan for sea trade with the entire world. Let's greatly develop the port town of Portamare through the production, import and export of goods, and business negotiation battles!

    2024IndieSimulation14.99 USDSteam ↗

Frequently asked about Fio and the Doomed City

What games are most similar to Fio and the Doomed City?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Fio and the Doomed City are Here Comes The Swarm, Demon Castle Story, After Long Night.
Who developed Fio and the Doomed City?
Fio and the Doomed City was developed by Caro Builders and published by Emma Create.

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 Fio and the Doomed City.

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

19 Games Like Fio and the Doomed City — Ranked for 2026 · imho.run