IMHO.

Games like S.E.R.T

If S.E.R.T is your kind of game, the closest matches are Something's Out There, Operation Athena and Evil Dark — 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 S.E.R.T: Join the Supernatural Emergency Response Team! S.E.R.T is a tactical FPS and medical sim where you fight to rescue the victims of paranormal entities. Enter a location, hold off the entity as long as you can, stabilize the survivors, and get out.

ActionIndieSimulationEarly AccessWindows · macOS · Linuxby Subsurface Studios
S.E.R.T — Steam game cover

Players who liked S.E.R.T also play

Steam players who put hours into S.E.R.T 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. Something's Out There

    WHY THIS

    Top pick for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with S.E.R.T.

    Something's Out There is a micro-horror creature hunting game, featuring multiple unique creatures across multiple maps. Hunters work together using the tools provided at base or found around the map to track down, hunt, and ultimately kill the creature of which only stories claim exist.

    2024ActionIndieAdventureFreeSteam ↗
  2. Operation Athena

    WHY THIS

    Second-strongest match for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with S.E.R.T.

    Operation Athena is a tactical first-person shooter inspired by classic tactical shooters, with modern mechanics and a more action-oriented pace. Play solo or with up to 4 players as an Athena Team Operator fighting against a global terrorist threat.

    2024ActionSimulationEarly Access9.99 USDSteam ↗
  3. Evil Dark

    WHY THIS

    Third-strongest match for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with S.E.R.T.

    The darkness isn't just atmosphere--it's alive. A co-op survival horror with psychological elements for 1-4 players set in 2030 with deep lore. Survive until dawn, or perform the ritual and leave early. Light is your only defense, but it is never guaranteed.

    2026ActionIndieAdventureSteam ↗
  4. Unlock the Three

    WHY THIS

    Ranked #4 for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action with S.E.R.T.

    Unlock the Three is about a Police,Medic,Security Worker and a Father trying to escape from a Monster in locked hospital. Each survivor has its own unique skills to perform and survivors must be collaborate with each other to be able to escape.

    2024ActionRPGFree To PlayFreeSteam ↗
  5. PNEUMA

    WHY THIS

    Ranked #5 for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with S.E.R.T.

    Pneuma is an online co-op sci-fi paranormal investigation experience for up to 4 players. Operate advanced paranormal tech to investigate, analyze, and outmaneuver deadly entities before you are possessed.

    2027ActionIndieSteam ↗
  6. Ukrainian Fight Drone Simulator (UFDS) - FPV drone simulator

    WHY THIS

    Ranked #6 for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Simulation with S.E.R.T.

    Ukrainian Fight Drone Simulator – Starter Edition is a public version of a leading ultra-realistic FPV drone trainer built on lessons from the Ukrainian frontline. Fly combat drones in true-to-life conditions, take on challenges, and feel the adrenaline of modern warfare.

    2025ActionSimulationMassively Multiplayer29.99 USDDeck PlayableSteam ↗
  7. Alpha Response

    WHY THIS

    Ranked #7 for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Early Access with S.E.R.T.

    From Gooseman, creator of the original Counter-Strike mod - Alpha Response delivers intense police action in dynamic, real-world environments. Fight solo or with friends against diverse enemies in high-stakes missions that demand fast reflexes, teamwork and split-second decision making.

    2024ActionEarly Access19.99 USDDeck PlayableSteam ↗
  8. Obsideo

    WHY THIS

    Ranked #8 for S.E.R.T fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with S.E.R.T.

    Obsideo is a 1-4 player online co-op psychological horror, where you and your team of priests explore different locations experiencing paranormal events in an attempt to figure out what ghost they're dealing with and exorcise it from the property.

    2021ActionIndieEarly Access11.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with S.E.R.T.

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

    2018ActionIndieFree To PlayFreeSteam ↗
  2. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with S.E.R.T.

    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 ↗
  3. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with S.E.R.T.

    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 ↗
  4. Counter-Strike:Global Offensive

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with S.E.R.T.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗
  5. Dagon: by H. P. Lovecraft

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with S.E.R.T.

    Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.

    2021IndieAdventureFree To PlayFreeDeck VerifiedSteam ↗
  6. The Lab

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeSteam ↗
  7. Cube Escape: Paradox

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with S.E.R.T.

    The tenth Cube Escape follows the story of detective Dale Vandermeer who finds himself trapped in two different universes and needs to escape. Cube Escape: Paradox will be released together with the accompanying Paradox: A Rusty Lake Film.

    2018IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  8. Saihate Station

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with S.E.R.T.

    An exploration/horror/adventure game about the codependent, love-hate relationship between two men.

    2025IndieAdventureRPGFreeDeck PlayableSteam ↗

Frequently asked about S.E.R.T

Does S.E.R.T have multiplayer or co-op?
Yes — S.E.R.T supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
What games are most similar to S.E.R.T?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside S.E.R.T are Something's Out There, Operation Athena, Evil Dark.
Who developed S.E.R.T?
S.E.R.T was developed by Subsurface 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 S.E.R.T.

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