IMHO.

Games like Experiment 404

If Experiment 404 is your kind of game, the closest matches are The Cabin Factory, Next Station is... and Route8 — 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 Experiment 404: Room 404 repeats. Identify anomalies, file reports, and stay alive—some anomalies might hurt you. Nurture the plants, listen to the overlord, end the loop, and unlock multiple unique endings.

IndieAdventureWindowsby Lost Input Game
Experiment 404 — Steam game cover

Players who liked Experiment 404 also play

Steam players who put hours into Experiment 404 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. The Cabin Factory

    WHY THIS

    Top pick for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    Your job at the Cabin Factory is simple: inspect the cabins and decide on whether they’re haunted or not. If you do find any anomalies, get out…immediately.

    2024IndieAdventureSimulation2.99 USDDeck VerifiedSteam ↗
  2. Next Station is...

    WHY THIS

    Second-strongest match for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie with Experiment 404.

    You operate the final subway train of the night. Inspect each platform, watch the passengers, and decide whether to open the doors or leave the station behind. Make the wrong choice, and something may board with them.

    IndieSimulationSteam ↗
  3. Route8

    WHY THIS

    Third-strongest match for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie with Experiment 404.

    "You're lost on Route 8. You must find a way to escape. This eerie road is terrifying.""Night falls, the phone rings. Who are you? You find yourself driving along Route 8, repeating endlessly."

    2024IndieSimulation2.99 USDSteam ↗
  4. Who's at the door?

    WHY THIS

    Ranked #4 for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    You are trapped in a small house, suffering from psychosis with no memory. Carefully observe your surroundings to distinguish reality from hallucinations, and overcome your illness by taking medication from visitors at the right time.

    2025IndieAdventureSimulation4.99 USDDeck PlayableSteam ↗
  5. Below, Rusted Gods

    WHY THIS

    Ranked #5 for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    You are the lifeline supporting an expedition into the unknown. Keep both yourself and your squad alive by interpreting instrument readings, explore the facilities, and uncover something ancient and eager to be born.

    2026IndieAdventureSimulation7.99 USDSteam ↗
  6. Hatch

    WHY THIS

    Ranked #6 for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    "Hatch is a single-player, first-person horror game. You find a hatch in your room and strange things start to happen to you. You are the target of psycho killers. You have to find the truth behind the hatch and escape from the crazy world.

    2021ActionIndieAdventure3.99 USDSteam ↗
  7. Visage

    WHY THIS

    Ranked #7 for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    Visage is a first-person psychological horror game. Explore a mysterious ever-changing house in a slow-paced, atmospheric world that combines both uncannily comforting and horrifyingly realistic environments, and enjoy a genuinely terrifying experience.

    2020ActionIndieAdventure34.99 USDDeck PlayableSteam ↗
  8. Platform 8

    WHY THIS

    Ranked #8 for Experiment 404 fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with Experiment 404.

    You are trapped on a train that runs forever. Keep an eye out for anomalies and find a way out.

    2024IndieAdventureSimulation3.99 USDDeck VerifiedSteam ↗

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 Experiment 404.

    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. Shares Adventure with Experiment 404.

    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 Experiment 404.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  4. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Experiment 404.

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  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 with Experiment 404.

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

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

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Adventure with Experiment 404.

    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 ↗
  7. 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 ↗
  8. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Experiment 404.

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

    2022IndieFreeDeck PlayableSteam ↗

Frequently asked about Experiment 404

What games are most similar to Experiment 404?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Experiment 404 are The Cabin Factory, Next Station is..., Route8.
Who developed Experiment 404?
Experiment 404 was developed by Lost Input Game.

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 Experiment 404.

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