IMHO.

Games like Trappist

If Trappist is your kind of game, the closest matches are Captain of Industry, Deep Space Outpost and Pioneers of Pagonia — picked from the ranked list below. Reviewers single out its atmospheric, challenging and chill. 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 Trappist: Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.

2024StrategyIndieSimulation14.99 USDDeck PlayableWindows · macOS · Linuxby Sirrah
Trappist — Steam game cover
Players highlight
Balancing complex supply chains and resource logistics between coloniesBuilding colonies across multiple unique planets in a real sci fi star systemCute characters with humorous dialogue and story eventsAtmosphericChallengingChill

Players who liked Trappist also play

Steam players who put hours into Trappist 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. Captain of Industry

    WHY THIS

    Shares a cozy mood with Trappist.

    Top pick for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Trappist.

    Build an industrial empire on a remote island. Mine resources, reshape terrain with excavators, grow food, construct factories, lay train tracks, and trade with the outside world. Research 100+ technologies to advance from basic metal smelting all the way to nuclear power and space flight.

    2022StrategyIndieSimulation34.99 USDDeck PlayableSteam ↗
  2. Deep Space Outpost

    WHY THIS

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

    Deep Space Outpost is a space station building & survival game, involving resource and base management. Build your space station tile by tile, mine asteroids, refine materials and keep your station operational.

    2022StrategyIndieSimulation15.99 USDSteam ↗
  3. Pioneers of Pagonia

    WHY THIS

    Shares a relaxing mood with Trappist.

    Third-strongest match for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Trappist.

    Rebuild hope in a world that was lost in the fog. Lead your Pioneers across the isles of Pagonia, unite scattered tribes, raise thriving communities and discover the history of your people as you reclaim your world in the new story campaign.

    2025StrategySimulation34.99 USDDeck PlayableSteam ↗
  4. Cattails: Wildwood Story

    WHY THIS

    Shares colony management and a chill mood with Trappist.

    Ranked #4 for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Trappist.

    Become a cat! In this cozy life sim RPG, you'll lead your colony into the mysterious Wildwood. Hunt prey, harvest herbs, collect magical treasures, & defend your new home from intruders. Build a thriving town to recruit new cats. Get to know the residents, fall in love, & raise a litter of kittens!

    2023IndieSimulationRPG19.99 USDDeck VerifiedSteam ↗
  5. Railbound

    WHY THIS

    Shares a chill mood with Trappist.

    Ranked #5 for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Indie with Trappist.

    A relaxing puzzle game about fixing train connections and travelling the world - now with a level editor!

    2022IndieCasual12.99 USDDeck VerifiedSteam ↗
  6. RimWorld

    WHY THIS

    Shares an immersive mood with Trappist.

    Ranked #6 for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Trappist.

    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.

    2018StrategyIndieSimulation34.99 USDDeck VerifiedSteam ↗
  7. RAILGRADE

    WHY THIS

    Shares a cozy mood with Trappist.

    Ranked #7 for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Simulation with Trappist.

    RAILGRADE is the train RTS game! Construct dense vertical railroads, build cities, construct vast factory chains with train automation! Restore an off world colony's economy all in the intense story driven campaign or relaxing sandbox mode!

    2023StrategySimulation29.99 USDDeck VerifiedSteam ↗
  8. Timberborn

    WHY THIS

    Shares a chill mood with Trappist.

    Ranked #8 for Trappist fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Trappist.

    Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.

    2026StrategyIndieSimulation34.99 USDDeck PlayableSteam ↗

Reviewers mention these as similar to Trappist

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. Frostpunk

    WHY THIS

    Shares resource management and an atmospheric mood with Trappist.

    Reviewers of Trappist cross-mention this title as a similar play. Shares Strategy and Simulation with Trappist.

    Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?

    2018StrategySimulation29.99 USDDeck PlayableSteam ↗
  2. Factorio

    WHY THIS

    Shares a contemplative mood with Trappist.

    Reviewers of Trappist cross-mention this title as a similar play. Shares Strategy and Indie with Trappist.

    Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.

    2020StrategyIndieSimulation35.00 USDDeck VerifiedSteam ↗
  3. IXION

    WHY THIS

    Shares base building and resource management with Trappist.

    Reviewers of Trappist cross-mention this title as a similar play. Shares Strategy and Indie with Trappist.

    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?

    2022StrategyIndieSimulation34.99 USDDeck PlayableSteam ↗
  4. Alien

    WHY THIS

    Reviewers of Trappist cross-mention this title as a similar play. Shares Indie and Simulation with Trappist.

    Alien is a visual novel exclusively for adults! This story is about a guy who has been dreaming of having sex with an alien woman for a very long time. At some point, this dream comes true and the guy finally fucked an alien woman!

    2022IndieSimulationCasual5.99 USDSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Trappist at current Steam store prices.

  1. Garry's Mod

    WHY THIS

    Priced ~67% under Trappist on Steam right now. Shares Indie and Simulation with Trappist.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  2. Vampire Survivors

    WHY THIS

    Priced ~67% under Trappist on Steam right now. Shares Indie with Trappist.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗
  3. PEAK

    WHY THIS

    Priced ~47% under Trappist on Steam right now. Shares Indie with Trappist.

    PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?

    2025ActionIndieAdventure7.99 USDDeck VerifiedSteam ↗
  4. Sid Meier's Civilization® V

    WHY THIS

    Priced ~50% under Trappist on Steam right now. Shares Strategy with Trappist.

    Create, discover, and download new player-created maps, scenarios, interfaces, and more!

    2010Strategy7.49 USDDeck PlayableSteam ↗
  5. Slay the Spire

    WHY THIS

    Priced ~58% under Trappist on Steam right now. Shares Strategy and Indie with Trappist.

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSteam ↗
  6. Inscryption

    WHY THIS

    Priced ~47% under Trappist on Steam right now. Shares Strategy and Indie with Trappist.

    Inscryption is an inky black card-based odyssey that blends the deckbuilding roguelike, escape-room style puzzles, and psychological horror into a blood-laced smoothie. Darker still are the secrets inscrybed upon the cards...

    2021StrategyIndieAdventure7.99 USDDeck PlayableSteam ↗
  7. Cookie Clicker

    WHY THIS

    Priced ~67% under Trappist on Steam right now. Shares Strategy and Indie with Trappist.

    An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.

    2021StrategyIndieSimulation4.99 USDDeck PlayableSteam ↗
  8. WEBFISHING

    WHY THIS

    Priced ~67% under Trappist on Steam right now. Shares Indie with Trappist.

    WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

    2024IndieMassively MultiplayerCasual4.99 USDSteam ↗

Free alternatives

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

  1. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Travellin Cats in Paris

    WHY THIS

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

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedSteam ↗
  3. Virtual Cottage

    WHY THIS

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

    Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.

    2020IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  4. Magic Archery

    WHY THIS

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

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableSteam ↗
  5. 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 ↗
  6. 100 Asian Cats

    WHY THIS

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

    🏮🐈 100 Asian Cats - Join the cutest adventure in the Asia! 😻 🌸 Explore the charming hand-drawn artwork of Asian temples 🏯 as you embark on a quest to find 100 adorable cats hidden throughout the game. 🕵️‍♂️❌ Can you find them all? 🕵️‍♂️🐈✅

    2023ActionSportsStrategyFreeDeck PlayableSteam ↗
  7. Landfall Archives

    WHY THIS

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

    Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!

    2023ActionStrategyIndieFreeSteam ↗
  8. SuchArt: Creative Space

    WHY THIS

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

    Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Cattails: Wildwood Story

    WHY THIS

    Shares colony management and a chill mood with Trappist.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Simulation with Trappist.

    Become a cat! In this cozy life sim RPG, you'll lead your colony into the mysterious Wildwood. Hunt prey, harvest herbs, collect magical treasures, & defend your new home from intruders. Build a thriving town to recruit new cats. Get to know the residents, fall in love, & raise a litter of kittens!

    2023IndieSimulationRPG19.99 USDDeck VerifiedSteam ↗
  2. Railbound

    WHY THIS

    Shares a chill mood with Trappist.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Trappist.

    A relaxing puzzle game about fixing train connections and travelling the world - now with a level editor!

    2022IndieCasual12.99 USDDeck VerifiedSteam ↗
  3. RimWorld

    WHY THIS

    Shares an immersive mood with Trappist.

    Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Indie with Trappist.

    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.

    2018StrategyIndieSimulation34.99 USDDeck VerifiedSteam ↗
  4. RAILGRADE

    WHY THIS

    Shares a cozy mood with Trappist.

    Deck Verified — runs on Steam Deck out of the box. Shares Strategy and Simulation with Trappist.

    RAILGRADE is the train RTS game! Construct dense vertical railroads, build cities, construct vast factory chains with train automation! Restore an off world colony's economy all in the intense story driven campaign or relaxing sandbox mode!

    2023StrategySimulation29.99 USDDeck VerifiedSteam ↗

Frequently asked about Trappist

Does Trappist run on Steam Deck?
Trappist is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Trappist cost?
Trappist is listed on Steam at 14.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Trappist?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Trappist are Captain of Industry, Deep Space Outpost, Pioneers of Pagonia.
Who developed Trappist?
Trappist was developed by Sirrah.

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 Trappist.

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