IMHO.

Games like Sinever: First Seal

If Sinever: First Seal is your kind of game, the closest matches are Gluua, Sorry, That Notice Guarantees Nothing and iBLiS — 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 Sinever: First Seal: Sinever: The First Seal is a 1–4 player co-op psychological horror game. Explore an isolated Victorian estate, operate paranormal equipment, manage your sanity, and uncover the truth behind its imprisoned entity before the house claims you too.

ActionIndieAdventureSimulationWindowsby MAS Studios
Sinever: First Seal — Steam game cover

Players who liked Sinever: First Seal also play

Steam players who put hours into Sinever: First Seal 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. Gluua

    WHY THIS

    Top pick for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Indie and Simulation with Sinever: First Seal.

    first-person 1-4 multiplayer horror game. The game will allow players to take on the role of a spirit liberator who will be able to freely choose missions based on the difficulty and readiness they like or want to do. Players will encounter the supernatural and find the truth in that place.

    2024IndieSimulation9.99 USDSteam ↗
  2. Sorry, That Notice Guarantees Nothing

    WHY THIS

    Second-strongest match for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    A 2–8 player online rule-deduction horror game. Cooperate, outmaneuver your crew, and uncover real safety rules and escape clues. Survive timed rules and unpredictable environmental threats. Optional Infested Mode gives you another reason to question whom to trust.

    ActionIndieAdventureSteam ↗
  3. iBLiS

    WHY THIS

    Third-strongest match for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    Demon is a first-person psychological horror game. How much can a game affect your real life? Enjoy a realistic home environment and terrifying moments of being immersed in a real-life story.

    2021ActionIndieAdventure9.99 USDSteam ↗
  4. SEVERANCE

    WHY THIS

    Ranked #4 for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    Severance is a 1-5 player paranormal investigation game… with a twist. Use tools and equipment to identify the correct ghost type while a dangerous, violent entity hunts you down. The twist? YOU can become the ghost. Choose Ghost AI, or an asymmetrical mode where a player takes the Ghost role.

    2025ActionStrategyIndie6.99 USDSteam ↗
  5. School 666

    WHY THIS

    Ranked #5 for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    School 666 is a 1-4 Player Co-op Survival Horror. You must escape this endless nightmare. Try to identify the correct path and survive the anomalies in this endless school. Some extremely powerful anomalies will catch you to their dimensions. Explore the reason why you are here... and don't die.

    2025ActionIndieAdventure9.99 USDDeck PlayableSteam ↗
  6. Phasmophobia

    WHY THIS

    Ranked #6 for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    Phasmophobia is a 4 player online co-op psychological horror. Paranormal activity is on the rise and it’s up to you and your team to use all the ghost-hunting equipment at your disposal in order to gather as much evidence as you can.

    2020ActionIndieEarly Access19.99 USDDeck PlayableSteam ↗
  7. Project Unknown

    WHY THIS

    Ranked #7 for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    An online co-op horror game featuring unique playable characters and RPG mechanics. Exorcise ghosts using your special abilities and tools while surviving the supernatural onslaught

    2025ActionIndieAdventure6.99 USDDeck PlayableSteam ↗
  8. Lost Lullabies: The Orphanage Chronicles

    WHY THIS

    Ranked #8 for Sinever: First Seal fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Sinever: First Seal.

    "Lost Lullabies - The Orphanage Chronicles" is a Co-Op horror game set in 1980, inspired by the real stories of an orphanage ruined by a fire in 1960 Lowell. Playable with 1-4 players, the goal is to identify and expel malevolent spirits alone or with your team.

    2025ActionIndieAdventure10.99 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 Sinever: First Seal.

    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 Action and Adventure with Sinever: First Seal.

    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 Action and Indie with Sinever: First Seal.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Sinever: First Seal.

    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 ↗
  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 Sinever: First Seal.

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

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  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 and Simulation with Sinever: First Seal.

    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 Action and Indie with Sinever: First Seal.

    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. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Sinever: First Seal.

    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 ↗

Frequently asked about Sinever: First Seal

Does Sinever: First Seal have multiplayer or co-op?
Yes — Sinever: First Seal supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to Sinever: First Seal?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Sinever: First Seal are Gluua, Sorry, That Notice Guarantees Nothing, iBLiS.
Who developed Sinever: First Seal?
Sinever: First Seal was developed by MAS Studios.

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 Sinever: First Seal.

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