IMHO.

Games like The Hidden and Unknown

If The Hidden and Unknown is your kind of game, the closest matches are OneOne, Last Days and Sayonara Electric — 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.

Get personalized picks →

About The Hidden and Unknown: The Hidden and Unknown is a story-based game, that aims to widen the perception of its audience in the areas of psychology and philosophy.

2023IndieAdventureCasualWindows · macOS · Linuxby ProX
The Hidden and Unknown — Steam game cover

Players who liked The Hidden and Unknown also play

Steam players who put hours into The Hidden and Unknown 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. OneOne

    WHY THIS

    Top pick for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    一段探寻人类智能本质的逃亡之旅,基于现实世界观下的非幻想题材。在突如其来的变故下,一对父子踏上未知的旅途,颠沛于梦境与梦境的交界线,流离于自然智能与人造智能的变革浪潮之中。这场逃亡送给AI时代每一个勇敢活着的灵魂...

    2025IndieAdventureCasual9.99 USDSteam ↗
  2. Last Days

    WHY THIS

    Second-strongest match for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with The Hidden and Unknown.

    The gods have blessed New Canaan for four hundred years, and everyone - including Sister Ginsetsu - thought it would go on forever, until the day Ginsetsu met the gods of New Canaan. Since then, the story between the maiden who calls herself a god, and the maiden who will become a god has begun.

    2021IndieRPGCasual1.59 USDSteam ↗
  3. Sayonara Electric

    WHY THIS

    Third-strongest match for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    This is an Interactive Adventure and Visual Novel Game depicting life on a lunar base. All texts are performed by Japanese Voice Actors. On a wall-mounted electronic calendar"IMPORTANT!" is flickering. (what's my plan today?) "Today is Christmas Eve." The date shown on the calendar is December 24.

    2020IndieAdventure9.99 USDSteam ↗
  4. The Simplest Game in the World

    WHY THIS

    Ranked #4 for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    You can beat this game with any key on your keyboard. ANY key, I mean it.

    2023IndieAdventureSimulation2.99 USDSteam ↗
  5. The Leak

    WHY THIS

    Ranked #5 for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    Wake up, watch tv, make a cup of cofffee and try to bear your own meaningless existence.

    2023IndieAdventureFree To PlayFreeSteam ↗
  6. CITADEL

    WHY THIS

    Ranked #6 for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    Awake from your slumber and venture out to the mighty CITADEL.

    2026IndieAdventureSteam ↗
  7. Naked News

    WHY THIS

    Ranked #7 for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with The Hidden and Unknown.

    Join in the fun with an unforgettable experience unlike any other! Naked News brings some hardcore, crass, dirty, vulgar, dark humour into an easily offended world, not pulling any punches and making fun of everything with this visual novel-style comic, Sitcom-esque episodic!

    2020IndieSimulationRPG0.99 USDSteam ↗
  8. Gensokyo:Presumption of Guilt~Pansies Before Dawn

    WHY THIS

    Ranked #8 for The Hidden and Unknown fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with The Hidden and Unknown.

    Explore the intertwined fates of humans and youkai in this interactive fiction. As an unwitting protagonist, enter the sealed realm of Gensokyo to investigate a series of bizarre murders. Unearth ancient secrets and witness a gripping saga hidden for millennia.

    2026IndieAdventureCasual13.49 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 and Casual with The Hidden and Unknown.

    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 The Hidden and Unknown.

    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 and Adventure with The Hidden and Unknown.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  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 The Hidden and Unknown.

    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 and Casual with The Hidden and Unknown.

    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 The Hidden and Unknown.

    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. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with The Hidden and Unknown.

    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 ↗
  8. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with The Hidden and Unknown.

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

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about The Hidden and Unknown

What games are most similar to The Hidden and Unknown?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside The Hidden and Unknown are OneOne, Last Days, Sayonara Electric.
Who developed The Hidden and Unknown?
The Hidden and Unknown was developed by ProX.

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 The Hidden and Unknown.

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