IMHO.

Games like Chaos Theory

If Chaos Theory is your kind of game, the closest matches are Kenshi, Folk Tale and Alek - The Lost Kingdom — 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 Chaos Theory: Chaos Theory is an evolving virtual world set in a fantasy based reality. The 'Butterfly Effect' gameplay gives you a blend of RPG, RTS, and city building in a vast open sandbox environment. Manage all aspects to secure the future of your civilisation. You only have one life, so use it wisely...

2019StrategyIndieAdventureSimulationRPGEarly Access13.99 USDWindowsby Chaos Theory Studios Ltd.
Chaos Theory — Steam game cover

Players who liked Chaos Theory also play

Steam players who put hours into Chaos Theory 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. Kenshi

    WHY THIS

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

    A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story. Be a trader, a thief, a rebel, a warlord, an adventurer, a farmer, a slave, or just food for the cannibals. Train your men up from puny victims to master warriors.

    2018ActionStrategyIndie29.99 USDDeck PlayableSteam ↗
  2. Folk Tale

    WHY THIS

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

    Folk Tale is a single-player fantasy village builder RPG game. Grow your village from nothing, recruit heroes, explore dungeons, battle bosses, and take home a big bag of sweet loot.

    2013StrategyIndieSimulationDeck PlayableSteam ↗
  3. Alek - The Lost Kingdom

    WHY THIS

    Third-strongest match for Chaos Theory fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Chaos Theory.

    Alek, the young man who will change Zarabon's World forever. In this adventure, you must rebuild the world of Zarabon in your image. Build villages and manage your production lines with the help of your villagers.

    2021ActionStrategyAdventure19.99 USDDeck PlayableSteam ↗
  4. Pathless Woods

    WHY THIS

    Ranked #4 for Chaos Theory fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Chaos Theory.

    Embark on a cozy open-world survival journey inspired by ancient China's heritage. Gather resources, cultivate crops, build your dream home, and defend it from marauders. Team up with friends to explore and uncover a world where adventure meets serenity.

    2024StrategyIndieAdventure19.99 USDDeck PlayableSteam ↗
  5. Craft The World

    WHY THIS

    Ranked #5 for Chaos Theory fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Chaos Theory.

       Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress. Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need.

    2014StrategyIndieSimulation18.99 USDDeck PlayableSteam ↗
  6. Dwarf Fortress

    WHY THIS

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

    Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.

    2022StrategyIndieSimulation23.99 USDDeck PlayableSteam ↗
  7. Norland

    WHY THIS

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

    Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.

    2024StrategySimulationRPG29.99 USDDeck PlayableSteam ↗
  8. House of Legacy

    WHY THIS

    Ranked #8 for Chaos Theory fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Adventure with Chaos Theory.

    Step into the shoes of a fallen clan leader, starting with nothing but a crumbling estate and a handful of hopes, rising through careful planning, trade, and diplomacy to become one of the most powerful families in the land. Now it’s time to forge a legendary dynasty that leaves its mark on history.

    2025StrategyAdventureSimulation14.99 USDDeck PlayableSteam ↗

Cheaper alternatives

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

  1. Garry's Mod

    WHY THIS

    Priced ~64% under Chaos Theory on Steam right now. Shares Indie and Simulation with Chaos Theory.

    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 ~64% under Chaos Theory on Steam right now. Shares Indie and RPG with Chaos Theory.

    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. R.E.P.O.

    WHY THIS

    Priced ~50% under Chaos Theory on Steam right now. Shares Early Access with Chaos Theory.

    An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires.

    2025ActionEarly Access6.99 USDDeck PlayableSteam ↗
  4. PEAK

    WHY THIS

    Priced ~43% under Chaos Theory on Steam right now. Shares Indie and Adventure with Chaos Theory.

    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 ↗
  5. Sid Meier's Civilization® V

    WHY THIS

    Priced ~46% under Chaos Theory on Steam right now. Shares Strategy with Chaos Theory.

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

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

    WHY THIS

    Priced ~55% under Chaos Theory on Steam right now. Shares Strategy and Indie with Chaos Theory.

    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 ↗
  7. Inscryption

    WHY THIS

    Priced ~43% under Chaos Theory on Steam right now. Shares Strategy and Indie with Chaos Theory.

    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 ↗
  8. How to Fish

    WHY THIS

    Priced ~65% under Chaos Theory on Steam right now. Shares Indie and Simulation with Chaos Theory.

    A 1-4 player physics based fishing simulator. While drinking and boating you suddenly crash into a small island. To work your way back home you have to learn How to Fish.

    2026ActionIndieSimulation4.95 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Chaos Theory.

    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 ↗
  2. Ultimate Custom Night

    WHY THIS

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

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

    2018ActionIndieFree To PlayFreeSteam ↗
  3. The Looker

    WHY THIS

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

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  4. NGU IDLE

    WHY THIS

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

    NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!

    2019IndieAdventureSimulationFreeDeck PlayableSteam ↗
  5. Grimm's Hollow

    WHY THIS

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

    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 ↗
  6. The Expendabros

    WHY THIS

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

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  7. Magic Archery

    WHY THIS

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

    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 ↗
  8. Eternal Senia

    WHY THIS

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

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeSteam ↗

Frequently asked about Chaos Theory

How much does Chaos Theory cost?
Chaos Theory is listed on Steam at 13.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Chaos Theory?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Chaos Theory are Kenshi, Folk Tale, Alek - The Lost Kingdom.
Who developed Chaos Theory?
Chaos Theory was developed by Chaos Theory Studios Ltd..

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 Chaos Theory.

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