IMHO.

Games like Who Killed Mr X

If Who Killed Mr X is your kind of game, the closest matches are Evil School, The Test: Secrets of the Soul and The Test: Hypothesis Rising — 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 Who Killed Mr X: You wake up locked up in an unknown place with 8 strangers. Who are these people ? Why are you here ? You have a bad feeling. But suddenly, the phone rings, and it's up to you : Will you dare answer and go deeper in this mysterious plot ? Will you reveal the horrible truth... and survive it ?

2026IndieRPGWindowsby ENDAI
Who Killed Mr X — Steam game cover

Players who liked Who Killed Mr X also play

Steam players who put hours into Who Killed Mr X 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. Evil School

    WHY THIS

    Top pick for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie and RPG with Who Killed Mr X.

    This game is an FMV about anti-bullying. A teenage girl mysteriously disappeared, and the truth was buried by power for eight years. Now, you return to this place of evil with a bloodstained list. The moment of slay & judgment has arrived...

    2026StrategyIndieAdventureSteam ↗
  2. The Test: Secrets of the Soul

    WHY THIS

    Second-strongest match for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie and RPG with Who Killed Mr X.

    You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."

    2023IndieAdventureSimulationFreeDeck VerifiedSteam ↗
  3. The Test: Hypothesis Rising

    WHY THIS

    Third-strongest match for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie and RPG with Who Killed Mr X.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  4. Back to the Dawn

    WHY THIS

    Ranked #4 for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie with Who Killed Mr X.

    Back to the Dawn is a story-rich RPG set in a high-security prison ruled by factions and buried secrets. Investigate two conspiracies from the inside, gather evidence, and outsmart a system designed to silence you. Make friends (or foes) with fellow inmates and with their help, break out of prison.

    2025StrategyIndieAdventure23.99 USDDeck VerifiedSteam ↗
  5. Paradise Killer

    WHY THIS

    Ranked #5 for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie and RPG with Who Killed Mr X.

    Paradise Island, a world outside reality. There’s been a murder that only "investigation freak" Lady Love Dies can solve. Gather evidence and interrogate suspects in this open world adventure. You can accuse anyone, but you’ll have to prove your case in trial. It’s up to you to decide who’s guilty.

    2020IndieAdventureRPG19.99 USDDeck VerifiedSteam ↗
  6. Sherlock Holmes versus Jack the Ripper

    WHY THIS

    Ranked #6 for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares RPG with Who Killed Mr X.

    Recognized as one of the best licenses in gaming and lauded by the press, Sherlock Holmes is back with an investigation that is sure to be the most horrifying of the series. The famous detective stands against the most dangerous serial killer England has ever known - Jack the Ripper.

    2009AdventureRPG9.99 USDDeck PlayableSteam ↗
  7. Blake: The Visual Novel

    WHY THIS

    Ranked #7 for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie with Who Killed Mr X.

    Graphic Novel meets Visual Novel in this story-rich, choice-driven thriller. Experience Blake’s journey as he encounters a clandestine nemesis, sparking a series of events that force him to choose between losing his sanity or rising to the challenge. Make the right decisions and save New Stone.

    2021IndieCasualFreeSteam ↗
  8. Roman's Christmas / 罗曼圣诞探案集

    WHY THIS

    Ranked #8 for Who Killed Mr X fans by collaborative filtering across millions of Steam libraries. Shares Indie with Who Killed Mr X.

    Roman, the wolf detective plans to spend his Christmas vacation in his favorite tavern, but murder cases happened in the tavern put him to work again.

    2020StrategyIndieAdventure10.99 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 with Who Killed Mr X.

    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. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Who Killed Mr X.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Who Killed Mr X.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  5. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Who Killed Mr X.

    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 ↗
  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 with Who Killed Mr X.

    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 Who Killed Mr X.

    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. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Who Killed Mr X.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗

Plays great on Steam Deck

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

  1. The Test: Secrets of the Soul

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and RPG with Who Killed Mr X.

    You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."

    2023IndieAdventureSimulationFreeDeck VerifiedSteam ↗
  2. The Test: Hypothesis Rising

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and RPG with Who Killed Mr X.

    The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  3. Back to the Dawn

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie with Who Killed Mr X.

    Back to the Dawn is a story-rich RPG set in a high-security prison ruled by factions and buried secrets. Investigate two conspiracies from the inside, gather evidence, and outsmart a system designed to silence you. Make friends (or foes) with fellow inmates and with their help, break out of prison.

    2025StrategyIndieAdventure23.99 USDDeck VerifiedSteam ↗
  4. Paradise Killer

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and RPG with Who Killed Mr X.

    Paradise Island, a world outside reality. There’s been a murder that only "investigation freak" Lady Love Dies can solve. Gather evidence and interrogate suspects in this open world adventure. You can accuse anyone, but you’ll have to prove your case in trial. It’s up to you to decide who’s guilty.

    2020IndieAdventureRPG19.99 USDDeck VerifiedSteam ↗

Frequently asked about Who Killed Mr X

What games are most similar to Who Killed Mr X?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Who Killed Mr X are Evil School, The Test: Secrets of the Soul, The Test: Hypothesis Rising.
Who developed Who Killed Mr X?
Who Killed Mr X was developed by ENDAI.

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 Who Killed Mr X.

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