IMHO.

Games like Terrafactory: Idle Planet

If Terrafactory: Idle Planet is your kind of game, the closest matches are Sludgineers, Sea and Sundry and Astromental Incremental — 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 Terrafactory: Idle Planet: The idle planet creation game that sits anywhere on your desktop. Watch the birth of a planet, upgrade the Catalyst, discover new biomes, and shape your own solar system while you work or relax.

2027IndieSimulationCasualWindowsby Matthieu Soignon
Terrafactory: Idle Planet — Steam game cover

Players who liked Terrafactory: Idle Planet also play

Steam players who put hours into Terrafactory: Idle Planet 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. Sludgineers

    WHY THIS

    Top pick for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Simulation and Casual with Terrafactory: Idle Planet.

    Clean, mine and refine pollution in this active incremental game. Cruise through the countryside earning cash and resources, build a refinery, process materials, upgrade equipment, unlock new areas and complete quests.

    2026SimulationCasualSteam ↗
  2. Sea and Sundry

    WHY THIS

    Second-strongest match for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Simulation with Terrafactory: Idle Planet.

    Sea and Sundry is a short incremental game about an otter and the sea. Catch clams, scallops, and urchins before they slip away, then crack them open for the tasty morsels. Adapt each night for quicker hands, a sharper eye, or a heavier rock. Forage farther each day, all the way to the abyss.

    SimulationSteam ↗
  3. Astromental Incremental

    WHY THIS

    Third-strongest match for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Terrafactory: Idle Planet.

    Mesmerizing incremental idle clicker game about space. When objects collide, you receive matter. Use this matter to unlock and upgrade objects in your star system. Use powerful Abilities. Dive into the Prestige system (Warp) with a wide Skill Tree, and discover new star systems with new bonuses.

    2026IndieSimulationCasualSteam ↗
  4. Harvesters

    WHY THIS

    Ranked #4 for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Terrafactory: Idle Planet.

    A short incremental game about gathering resources on different planets. Upgrade the harvesters, unlock new buildings, and unlock new ways to gather resources! It's all about watching lil people do their thing.

    IndieSimulationCasualSteam ↗
  5. Bloom Inc

    WHY THIS

    Ranked #5 for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Terrafactory: Idle Planet.

    Bloom Inc is a cozy incremental gardening game. Harvest plants, unlock skills and abilities. Explore different maps and grow your own plants in the background.

    StrategyIndieSimulationSteam ↗
  6. HarvestCo.

    WHY THIS

    Ranked #6 for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Terrafactory: Idle Planet.

    HarvestCo is a farming incremental idle game where a small field turns into an increasingly efficient money-making machine. Harvest crops, buy upgrades, grow passive income, automate production, and discover rare golden crops and strange field events.

    IndieSimulationCasualSteam ↗
  7. Tiny Capsule Collector

    WHY THIS

    Ranked #7 for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Terrafactory: Idle Planet.

    Run a cozy capsule shop at the bottom of your screen. Attract adorable animal customers, collect charming capsule toys, create & decorate a relaxing, ambient world. This idle sim brings you small moments of joy with cute companions while you work or study. Make your desktop a place you’d rather be.

    IndieSimulationCasualSteam ↗
  8. Working Class Monsters

    WHY THIS

    Ranked #8 for Terrafactory: Idle Planet fans by collaborative filtering across millions of Steam libraries. Shares Simulation and Casual with Terrafactory: Idle Planet.

    Open packs. Collect monsters. Watch the gold pile up. A cozy incremental about a monster workforce - place goblins, undead, and abyssal horrors across tiles where the right neighbors mean bigger payouts. Grow your sleepy island into a gold printing empire and unlock hidden islands to settle on.

    2026StrategySimulationCasual5.04 USDSteam ↗

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 and Casual with Terrafactory: Idle Planet.

    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. Life is Strange - Episode 1

    WHY THIS

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

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Terrafactory: Idle Planet.

    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 Terrafactory: Idle Planet.

    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. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Terrafactory: Idle Planet.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  6. 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 Terrafactory: Idle Planet.

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

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  7. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Terrafactory: Idle Planet.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. STRAFTAT

    WHY THIS

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

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗

Frequently asked about Terrafactory: Idle Planet

What games are most similar to Terrafactory: Idle Planet?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Terrafactory: Idle Planet are Sludgineers, Sea and Sundry, Astromental Incremental.
Who developed Terrafactory: Idle Planet?
Terrafactory: Idle Planet was developed by Matthieu Soignon.

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 Terrafactory: Idle Planet.

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