IMHO.

Games like 1-A

If 1-A is your kind of game, the closest matches are Lonely Christmas, Find Yourself and The Talos Principle 2 — 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 1-A: Solve five mysteries in 15 minutes and aim for Class 1-A. Be especially careful around the students you encounter along the way.

IndieWindowsby Asobrect
1-A — Steam game cover

Players who liked 1-A also play

Steam players who put hours into 1-A 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. Lonely Christmas

    WHY THIS

    Top pick for 1-A fans by collaborative filtering across millions of Steam libraries. Shares Indie with 1-A.

    It’s a story about an 8-year-old boy Kevin who was left alone at home at Christmas. Protect your house from a crazy robber and wait for your parents. Can you handle with it? We’ll find out.

    2024IndieAdventureSimulation3.49 USDSteam ↗
  2. Find Yourself

    WHY THIS

    Second-strongest match for 1-A fans by collaborative filtering across millions of Steam libraries. Shares Indie with 1-A.

    Explore the truly frightening subway cars and find out what fears the main character will have to face.

    2021IndieSimulation6.99 USDDeck PlayableSteam ↗
  3. The Talos Principle 2

    WHY THIS

    Third-strongest match for 1-A fans by collaborative filtering across millions of Steam libraries.

    The Talos Principle 2 is a thought-provoking first-person puzzle experience that greatly expands on the first game's philosophical themes and stunning environments with increasingly mind-bending challenges.

    2023ActionAdventure29.99 USDDeck VerifiedSteam ↗
  4. The Last Case of John Morley

    WHY THIS

    Ranked #4 for 1-A fans by collaborative filtering across millions of Steam libraries. Shares Indie with 1-A.

    Step into the mind of John Morley, a 1940s detective on his final case. Explore shadowed places long forgotten by time, and piece together crime scenes in a narrative adventure steeped in mystery, unexpected twists, and a truth buried for decades.

    2025IndieAdventure12.99 USDDeck PlayableSteam ↗
  5. Myst

    WHY THIS

    Ranked #5 for 1-A fans by collaborative filtering across millions of Steam libraries. Shares Indie with 1-A.

    Welcome to Myst: a starkly beautiful island, eerily tinged with mystery and shrouded in intrigue. Built from the ground up to play in 2D & VR, explore Myst in a whole new dimension! Journey to the Ages, unravel puzzles, and be a part of the surrealistic adventure that will become your own.

    2021IndieAdventureCasual34.99 USDDeck VerifiedSteam ↗
  6. Visage

    WHY THIS

    Ranked #6 for 1-A fans by collaborative filtering across millions of Steam libraries. Shares Indie with 1-A.

    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 ↗

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 1-A.

    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 1-A.

    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 with 1-A.

    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 1-A.

    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 with 1-A.

    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. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with 1-A.

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

    2022IndieFreeDeck PlayableSteam ↗
  8. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with 1-A.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about 1-A

What games are most similar to 1-A?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside 1-A are Lonely Christmas, Find Yourself, The Talos Principle 2.
Who developed 1-A?
1-A was developed by Asobrect.

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 1-A.

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