IMHO.

Games like SOMNIFUGE

If SOMNIFUGE is your kind of game, the closest matches are Endacopia, Static Dread: The Submarine and Late Homework | 遅れた宿題 — picked from the ranked list below. Reviewers single out its 90s survival horror aesthetic, creative monster designs and atmospheric. 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 SOMNIFUGE: Trapped in a dark mansion, you must solve cryptic puzzles, evade mind-warping horrors, and descend into a PSX-inspired nightmare. Will you escape, or will you spiral into oblivion in SOMNIFUGE?

2025IndieAdventure9.99 USDWindows · Linuxby Donitz Works
SOMNIFUGE — Steam game cover
Players highlight
90s survival horror aestheticClever puzzle design that rewards creative thinkingCreative monster designsAtmosphericDarkEerie

Players who liked SOMNIFUGE also play

Steam players who put hours into SOMNIFUGE 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. Endacopia

    WHY THIS

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

    Endacopia is a Point-and-Click Puzzle Adventure that is visually reminiscent of early computer edutainment games... with underlying horrors.

    2026IndieAdventure16.50 USDSteam ↗
  2. Static Dread: The Submarine

    WHY THIS

    Second-strongest match for SOMNIFUGE fans by collaborative filtering across millions of Steam libraries. Shares Indie and Adventure with SOMNIFUGE.

    Descend into Lovecraftian horror aboard a claustrophobic military submarine. Assign tasks as a captain’s right hand, analyze sonar signals, make hard decisions, and keep the crew from madness. Dark horrors lurk both within… and beyond the hull.

    2026IndieAdventureSimulation9.59 USDDeck VerifiedSteam ↗
  3. Late Homework | 遅れた宿題

    WHY THIS

    Shares backtracking, checkpoint system, horror and an atmospheric mood with SOMNIFUGE.

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

    Highschool student Haneko has forgotten her class assignments and must retrieve them by traversing a world of haunted horrors. Explore the dilapidated halls, find your missing homework, and avoid whatever's lurking around the corner in this bite-sized, retro survival horror experience.

    2024IndieAdventure5.99 USDDeck VerifiedSteam ↗
  4. Fear the Spotlight

    WHY THIS

    Shares an atmospheric mood with SOMNIFUGE.

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

    Fear the Spotlight is an atmospheric third-person horror adventure with a disturbing mystery to unravel. Sneak into school after hours with Vivian and Amy, survive a séance gone wrong, solve tactile puzzles, and, whatever you do, stay out of the spotlight…

    2024ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  5. Sorry We're Closed

    WHY THIS

    Shares multiple endings and an atmospheric mood with SOMNIFUGE.

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

    Sorry We're Closed is an eccentric story-driven survival horror game about demons, angels and what happens when both sides collide. A mix of classic fixed-camera exploration and arcade-style shooting where Michelle must use her Third Eye to see between worlds, uncover secrets and solve puzzles.

    2024ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  6. Detention

    WHY THIS

    Shares puzzle solving and an atmospheric mood with SOMNIFUGE.

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

    Detention is an atmospheric horror game set in 1960s Taiwan under martial law. Incorporated religious elements based in Taiwanese/Chinese culture and mythology, the game provided players with unique graphics and gaming experience.

    2017IndieAdventure11.99 USDDeck VerifiedSteam ↗
  7. No one lives under the lighthouse Director's cut

    WHY THIS

    Shares puzzle solving and an atmospheric mood with SOMNIFUGE.

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

    A slow burn retro horror game, in which you arrive at the old lighthouse on a small island near the coast of the United States. After the previous keeper has gone missing, you need to take over his duties and watch after the light.

    2020IndieAdventure6.99 USDDeck VerifiedSteam ↗
  8. Fran Bow

    WHY THIS

    Shares puzzle solving and an unsettling mood with SOMNIFUGE.

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

    Fran Bow is a creepy adventure game that tells the story of Fran, a young girl struggling with a mental disorder and an unfair destiny.

    2015IndieAdventure14.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

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

  1. Garry's Mod

    WHY THIS

    Priced ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    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 ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    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. How to Fish

    WHY THIS

    Priced ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    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 ↗
  4. Cookie Clicker

    WHY THIS

    Priced ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    An idle game about making cookies! Originally released in 2013 on the web, and actively developed since then. This is the official version for Steam.

    2021StrategyIndieSimulation4.99 USDDeck PlayableSteam ↗
  5. WEBFISHING

    WHY THIS

    Priced ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

    2024IndieMassively MultiplayerCasual4.99 USDSteam ↗
  6. POSTAL 2

    WHY THIS

    Priced ~90% under SOMNIFUGE on Steam right now. Shares Indie and Adventure with SOMNIFUGE.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  7. Buckshot Roulette

    WHY THIS

    Priced ~70% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDSteam ↗
  8. Brotato

    WHY THIS

    Priced ~50% under SOMNIFUGE on Steam right now. Shares Indie with SOMNIFUGE.

    Brotato is a top-down arena shooter roguelite where you play a potato wielding up to 6 weapons at a time to fight off hordes of aliens. Choose from a variety of traits and items to create unique builds and survive until help arrives.

    2023ActionIndieRPG4.99 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 SOMNIFUGE.

    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 SOMNIFUGE.

    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 SOMNIFUGE.

    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 SOMNIFUGE.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  5. ENA: Dream BBQ

    WHY THIS

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

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  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 SOMNIFUGE.

    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 SOMNIFUGE.

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

    2022IndieFreeDeck PlayableSteam ↗

Plays great on Steam Deck

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

  1. Static Dread: The Submarine

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Descend into Lovecraftian horror aboard a claustrophobic military submarine. Assign tasks as a captain’s right hand, analyze sonar signals, make hard decisions, and keep the crew from madness. Dark horrors lurk both within… and beyond the hull.

    2026IndieAdventureSimulation9.59 USDDeck VerifiedSteam ↗
  2. Late Homework | 遅れた宿題

    WHY THIS

    Shares backtracking, checkpoint system, horror and an atmospheric mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Highschool student Haneko has forgotten her class assignments and must retrieve them by traversing a world of haunted horrors. Explore the dilapidated halls, find your missing homework, and avoid whatever's lurking around the corner in this bite-sized, retro survival horror experience.

    2024IndieAdventure5.99 USDDeck VerifiedSteam ↗
  3. Fear the Spotlight

    WHY THIS

    Shares an atmospheric mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Fear the Spotlight is an atmospheric third-person horror adventure with a disturbing mystery to unravel. Sneak into school after hours with Vivian and Amy, survive a séance gone wrong, solve tactile puzzles, and, whatever you do, stay out of the spotlight…

    2024ActionIndieAdventure19.99 USDDeck VerifiedSteam ↗
  4. Sorry We're Closed

    WHY THIS

    Shares multiple endings and an atmospheric mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Sorry We're Closed is an eccentric story-driven survival horror game about demons, angels and what happens when both sides collide. A mix of classic fixed-camera exploration and arcade-style shooting where Michelle must use her Third Eye to see between worlds, uncover secrets and solve puzzles.

    2024ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  5. Detention

    WHY THIS

    Shares puzzle solving and an atmospheric mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Detention is an atmospheric horror game set in 1960s Taiwan under martial law. Incorporated religious elements based in Taiwanese/Chinese culture and mythology, the game provided players with unique graphics and gaming experience.

    2017IndieAdventure11.99 USDDeck VerifiedSteam ↗
  6. No one lives under the lighthouse Director's cut

    WHY THIS

    Shares puzzle solving and an atmospheric mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    A slow burn retro horror game, in which you arrive at the old lighthouse on a small island near the coast of the United States. After the previous keeper has gone missing, you need to take over his duties and watch after the light.

    2020IndieAdventure6.99 USDDeck VerifiedSteam ↗
  7. Fran Bow

    WHY THIS

    Shares puzzle solving and an unsettling mood with SOMNIFUGE.

    Deck Verified — runs on Steam Deck out of the box. Shares Indie and Adventure with SOMNIFUGE.

    Fran Bow is a creepy adventure game that tells the story of Fran, a young girl struggling with a mental disorder and an unfair destiny.

    2015IndieAdventure14.99 USDDeck VerifiedSteam ↗

Frequently asked about SOMNIFUGE

How much does SOMNIFUGE cost?
SOMNIFUGE is listed on Steam at 9.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to SOMNIFUGE?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside SOMNIFUGE are Endacopia, Static Dread: The Submarine, Late Homework | 遅れた宿題.
Who developed SOMNIFUGE?
SOMNIFUGE was developed by Donitz Works.

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 SOMNIFUGE.

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