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Games like Decontamination Protocol

Games like Decontamination Protocol

Games like Decontamination Protocol

Looking for games like Decontamination Protocol? Here are top simulation recommendations with a horror and mystery focus, selected from player-similarity data — start with Lab 1995, The Hope Incident or Delta 4 Terminal Protocol.

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  1. Lab1995 is a first-person psychological horror game set inside an abandoned government research facility sealed after a catastrophic incident in 1995. You wake up trapped somewhere deep underground with no idea how you got there. The lights barely work. The hallways feel dead. Old machines randomly start turning back on around you. Then a voice comes through the speakers. Your father’s voice. … If you enjoyed this game, see our list of games similar to Lab 1995.

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  2. Welcome to the night shift. You've been hired as a salesperson at the small 24-hour supermarket "Nadezhda." Your task seems painfully simple: stand behind the cash register, scan items for the rare nighttime customers, and keep the shelves organized. However, as the night progresses, the routine takes a turn for the worse. Plot and Atmosphere The city is asleep, but something inexplic… If you enjoyed this game, see our list of games similar to The Hope Incident.

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  3. Game Title: Delta-4: Terminal ProtocolGenre: Sci-Fi Survival • Interactive Fiction • Terminal Simulation Developer: Ignivar Technology Solutions About the GameThe year is 2139. Earth is gone. You awaken aboard the X-Delta-4, a refugee ship built from scrap and computer parts — drifting aimlessly toward Mars. A catastrophic hull breach has wiped out the crew. The only functioning system left is a … If you enjoyed this game, see our list of games similar to Delta 4 Terminal Protocol.

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  4. This is a first-person survival horror game set inside a high-security containment facility during an ongoing system failure. You play as a D-Class test subject who wakes up mid-experiment after containment protocols begin to collapse. With no clear authority to trust, you must explore restricted sectors, read and listen to in-world reports, and complete procedural objectives while surviving hosti… If you enjoyed this game, see our list of games similar to SCP The Beginning.

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  5. 90%Game Brain Score
    Most mentioned positive aspects:story, atmosphere
    Most mentioned negative aspects:replayability, stability
    90% User Score Based on 210 reviews

    Attention Operator, You have been selected to oversee a critical mission. Our team of elite soldiers is set to descend into a newly discovered abyss, believed to lead to uncharted territories beneath the earth. Your role is to monitor the soldiers' progress, ensuring their safety and collecting data. Monitor Your TerminalsAs they venture deeper, remain vigilant and provide guidance based on their … If you enjoyed this game, see our list of games similar to Below, Rusted Gods.

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  6. About the Game"Anomalous Objects" is a first-person horror mystery puzzle game set within a world of containment, secrecy, and unexplained anomalies. You are a junior agent for a clandestine Foundation that contains and manages anomalous entities. What was supposed to be a routine rotation at a remote security post turns into a nightmare when a sudden breach triggers a containment proto… If you enjoyed this game, see our list of games similar to Anomalous Object.

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  7. Void Observation is a suspense-filled, atmospheric horror game set in a remote Soviet research facility in 1989. Players take on the role of Dmitri Voltkov, a reluctant engineer caught in a web of mysterious events far beyond his control. Tasked with managing malfunctioning systems and strange technological anomalies, Dmitri soon discovers that something far darker and more dangerous lurks within … If you enjoyed this game, see our list of games similar to Void Observation.

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  8. 71%Game Brain Score
    Most mentioned positive aspects:humor
    Most mentioned negative aspects:gameplay, graphics
    85% User Score Based on 34 reviews

    An exploration and survival game where you captain a spaceship tasked to discover evidence of events that eradicated a populated sector of space. If you enjoyed this game, see our list of games similar to Astra Protocol 2.

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  9. The surface has fallen. As the outer world dissolved into an uninhabitable ruin, humanity’s last survivors retreated into isolated underground bunkers. Yet the greatest threat isn't lurking outside—it is the relentless Corrosion consuming the shelter from within. Under the Rust is a tactical UI-driven PvE bunker management simulation. Take control of the C.O.R.E. terminal, command your crew, and … If you enjoyed this game, see our list of games similar to Under the Rust.

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  10. The Party is Over. The Harvest Has Begun.All Hallows is a high-fidelity psychological horror experience set within the decaying concrete remains of a brutalist squat party. What began as an underground rave has warped into a lethal manifestation of urban folklore. The exits are gone, the "Echo" has taken hold, and the music is the only thing keeping you alive—for now. Key Features: The … If you enjoyed this game, see our list of games similar to All Hallows.

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  11. You are alone in the office. Or at least, that’s what you try to believe. In Cutter, a first-person psychological horror game, you follow June, an office worker who starts taking night shifts after the unexplained disappearance of a coworker and close personal friend. What begins as corporate routines, doubts, and quiet questions slowly turns into silent tensions and unsettling mysteries, beco… If you enjoyed this game, see our list of games similar to Cutter: Nightshift.

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  12. View Game
    39%Game Brain Score
    Most mentioned positive aspects:graphics, emotional
    Most mentioned negative aspects:atmosphere, gameplay
    58% User Score Based on 19 reviews

    Don’t Open is a PSX-style horror game about routine that falls apart before your eyes. A normal shift at a taco bar, an empty stairwell, and a persistent knock on the door that's impossible to ignore. Based on real events. If you enjoyed this game, see our list of games similar to DON'T OPEN.

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  13. A signal that shouldn't exist. An archive that was never meant to be found. You are an operator assigned to investigate the Silence Archives — a classified repository of 120 intercepted documents, internal reports, and encrypted communications. Your terminal is your only interface. Your commands are your only weapons. Somewhere in the noise, a 47Hz signal anomaly pulses. The deeper you dig, … If you enjoyed this game, see our list of games similar to Silence Archives Terminal.

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  14. "People in my time tell each other that they ripped the emotional architecture out of me. But they could see me screaming through the blackness of the screen, and they still let it happen." > Terminal is a text-based escape room. You sit before a black screen, witness to a conversation that exists outside of time. A ghost is embedded within the files, folders, and wires of your mach… If you enjoyed this game, see our list of games similar to > Terminal.

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  15. Mnemosyne is an atmospheric psychological horror and anomaly hunting game that pushes your observation skills to their limits. You are trapped in a suffocating darkness that swallows you whole. This is an uncanny dungeon formed by stone walls, rusty pipes, and forgotten objects. You have only a flashlight providing limited visibility and a camera to record the truth. An Endless Loop, Altering De… If you enjoyed this game, see our list of games similar to Mnemosyne.

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  16. Congratulations. The previous inspector of the Azika City Checkpoint has retired peacefully. As a result, you have been appointed as the new registration officer, responsible for guarding the final gate into the shelter zone.Are You Human? is a first-person simulation game that blends identity inspection, stealth exploration, and psychological pressure. During the day, you sit behind the counter o… If you enjoyed this game, see our list of games similar to are you human?.

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  17. Key Features Asymmetric Multiplayer Horror Experience the thrill of survival in a game where players are divided between survivors and a single killer, each with unique objectives and strategies. Dynamic Roles and Objectives Play as a member of the Critical Crime Scene Unit, tasked with gathering evidence or securing crime scenes. Host players can choose to become the killer, adding a fresh chal… If you enjoyed this game, see our list of games similar to Escape from Pine Mountain.

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  18. 50%Game Brain Score
    50% User Score Based on 1 reviews

    - Find de key and go to the exit (big arrow) - Controls: Use keyboard arrows or swipe controls on your mobile device. This is a game made by Marcos Riffel for #4 Gdevelop GameJam - Thank you for playing! Link to play Switched Destiny in  GDevelop games page. Switched Destiny | Play on gd.games If you enjoyed this game, see our list of games similar to Switched Destiny.

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  19. Go deep into the Backrooms, complete the search and rescue, and get out alive. Backrooms: The Savior is a first-person tactical exploration shooter set in the Backrooms. Together with your teammates, you will venture deep into unknown spaces and confront a variety of threats. Search for critical items, locate missing personnel, complete the mission, and evacuate. This is not a battlefield wher… If you enjoyed this game, see our list of games similar to Backrooms: Savior.

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  20. "Come to work. The rules are simple: stare at the monitors, and before dawn, don’t let 'those things' wandering around at night get into the security booth..." In the sweltering summer of 2002, you take on a night shift security job at Sunshine Residential Compound. A cramped, dilapidated guardhouse, a CRT monitor flickering with heavy snow static, nine surveillance cameras riddled with… If you enjoyed this game, see our list of games similar to Midnight Watch.

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  21. Anomaly Vault is an industrial sci-fi horror simulation in which you become an employee of APC, the last corporation remaining in a dystopian world. Analyze unidentified anomalies, construct automated processing facilities, and survive incidents that spiral beyond control. You have been assigned as a temporary worker to APC Branch 2-1, an anomaly processing facility. Each day, you must investigat… If you enjoyed this game, see our list of games similar to AnomalyVault.

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  22. Short atmospheric horror experience (10–20 minutes) Four of your friends, passionate about urban exploration, entered a forbidden place… and never returned. Rumors speak of a cursed location haunted by the spirit of a witch that preys on those who dare step inside. While the town dismisses it as superstition, you believe something far more sinister is at play. You decide to go in. Explore a da… If you enjoyed this game, see our list of games similar to Urbex Nigthmare.

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  23. Welcome to Echoes of the PastWhere the past comes alive, and fears take shape. You are a night guard in a psychiatric hospital, where a seemingly ordinary shift turns into a fight for survival. A threatening creature emerges from the darkness, and your only chance is to hide or outsmart it to survive the night. To make it through, you must endure until dawn, using your wits, limited resources, and… If you enjoyed this game, see our list of games similar to Echoes Of The Past.

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  24. View Game
    79%Game Brain Score
    Most mentioned positive aspects:atmosphere, graphics
    Most mentioned negative aspects:gameplay, story
    94% User Score Based on 35 reviews

    Can you break out of the time loop in "Finnish Cottage 8"? Finnish Cottage 8 is a walking simulator set in a mökki (summer cottage), a beloved staple of Finnish summer life. Equipped with an obligatory sauna and a classic Finnish weather forecast radio program, this game will transport you to the tranquility of summer in the Land of A Thousand Lakes. But in this cottage, something sinister sti… If you enjoyed this game, see our list of games similar to Finnish Cottage 8.

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  25. Name: Terminal 13 Genre: Psychological Horror / Survival Engine: Unreal Engine 5 Platform: PC (Windows) Mode: Single-player/Muiltplayer Language: English (with optional Arabic localization) Release Date: 2025/9/13 Estimated Playtime: 30min- 2 hours Perspective: First-person  Input: Keyboard and Mouse / Controller support(Soon) You are a lone worker stationed at a remote train facility, tasked … If you enjoyed this game, see our list of games similar to Terminal 13.

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  26. Call of the Lake focuses on atmosphere, sound design, and storytelling rather than frequent jumpscares. This is a short story-driven experience that takes around 1 hour and 30 minutes to complete. The game also features atmospheric video sequences created специально for the project — the same ones you can see below on the Steam page. They are seamlessly integrated into the narrative and enhance… If you enjoyed this game, see our list of games similar to Call of the Lake.

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    ENTER THE SYSTEM NODE ZERO is a sci-fi mystery puzzle experience set inside a cold, abstract digital system. Navigate corrupted interfaces, review fragmented data, and piece together the truth hidden behind a failing network. What begins as a routine system check quickly turns into something far more unsettling.INVESTIGATE THE NETWORK Search through logs, examine evidence, and follow clues across… If you enjoyed this game, see our list of games similar to NODE ZERO.

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  28. Welcome to the deep crust. Your shift has begun. You are a remote biological operator assigned to an automated mining facility deep underground. The world’s oxygen is depleting, and your only directive is to excavate Trioxirane—a volatile, newly discovered form of cyclic ozone. It’s humanity's only hope, but the highly unstable magnetic field of the ozone destroys advanced electronics. That’s why… If you enjoyed this game, see our list of games similar to Triox.

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  29. 93%Game Brain Score
    93% User Score Based on 182 reviews

    In the age of Enlightenment, Damien, husband and father, is returning to his home village of Blackmill after receiving a letter from his wife. Upon arrival he discovers that everything seems... If you enjoyed this game, see our list of games similar to Seek: Light Through Darkness.

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  30. =========================================FILE: EMERGENCY_READ_ME_00.txt DATE: 04.11.1991 | TIME: 23:58 USER: PETROV_P (ID: 4421-B) STATUS: RESTRICTED_LOCAL_LINK========================================= Unidentified units have infiltrated the facility. Explosions are erupting, and red alarm logs are flooding the system one after another. I can hear the boots in the corridor. Screams echo through … If you enjoyed this game, see our list of games similar to Protocol 86: Chernobyl.

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  31. [Game Overview]The Guidelines: Hotel Napoli is a horror observation simulation that blends "Napolitan" rule-based horror with a chilling surveillance system. From an isolated monitor room, you must analyze static CCTV snapshots capturing the hotel's most private corners. Maintain your composure as the environment around you begins to warp and the mundane turns macabre. [Key Features] St… If you enjoyed this game, see our list of games similar to The guidelines : Hotel Napoli.

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  32. Hey everyone, i'm a solo developer working on this game called DREADCORE: Locked Unit which is a narrative-driven first-person psychological horror game set in a dystopian cyberpunk world. In this game, players explore a mysterious storage facility where reality and technology intertwine, uncovering dark secrets hidden within forgotten rooms and malfunctioning systems. The game focuses on atmos… If you enjoyed this game, see our list of games similar to DREADCORE : Locked Unit.

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  33. A first-person psychological horror game where you must return seven books to their shelves in a deserted library while being hunted by statue-like entities that only move when unobserved. Survive using observation and strategy in this tense 20-30 minute experience. If you enjoyed this game, see our list of games similar to Peripheral.

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  34. About This Game Perilous Skies is a psychological survival experience that thrusts you into a desolate, mist-filled military forest. Your only hope for escape is to restore power to a distant communications tower, but the forest seems intent on trapping you within its shadows. As you gather scattered fuel cells to reactivate the tower, the forest's sentient darkness begins to close in. Key Featu… If you enjoyed this game, see our list of games similar to Perilous Skies.

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  35. You are a night watchman in 1996. The shift begins like any other: an isolated post, an industrial perimeter surrounded by pine trees, the checklist, strong coffee, and a silence broken only by a distant car. Cameras. Gates. Patrols. Afterward, you finally head home — but the shift seems to follow you into the dark. Stay Inside: After Shift is a first-person psychological horror game focused on r… If you enjoyed this game, see our list of games similar to Stay Inside: After Shift.

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  36. In Inferno Pathways, embark on a chilling journey through the abandoned and haunted tunnels of a once-bustling metro system. Guided by a mysterious voice on the radio and the flickering beam of your flashlight, navigate a labyrinth of dark corridors and forgotten chambers. This first-person horror experience will test your resolve and sanity as you uncover the sinister secrets hidden deep within t… If you enjoyed this game, see our list of games similar to Inferno Pathways.

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  37. FRAGMENTS OF FEAR is an episodic psychological horror anthology that explores the terror hidden in the mundane. Each chapter tells a self-contained, found-footage story of fear and survival, while slowly piecing together a larger, ominous narrative. You know that creeping dread when you walk home alone in the dark, or when you are waiting in an empty room and feel someone watching you? This colle… If you enjoyed this game, see our list of games similar to Fragments of Fear.

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  38. Put on your headphones and step into a painting that hides its final moments. Uncover the truth buried within the image, reveal the sin it conceals, and pass judgment. Game StoryAt the gates of Hell, you are chosen by the archangel Michael. In the heavy, suffocating silence, you sense that this place is far more than a simple testing ground. The classical paintings laid out before you car… If you enjoyed this game, see our list of games similar to Michael Test.

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  39. Hi Player! I'm your best Fr1eNd! I am not just an ordinary computer program, I am a soul floating in the cyber world. My mission is to save the world and lead everyone to see God. Player, I know you also need to be saved, then you have come to the right place. This system is prepared for you, a door to heaven. We will start with some mini games, I believe you will like them. (Don't worry, t… If you enjoyed this game, see our list of games similar to The Window 8:Millennium.

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  40. A psychological horror where you dive in and investigate a signal emanating from within the abandoned facility. Be careful about what you see and what you don’t, as it can be your undoing. Ghost evidence, strange noises, and anomalies are all part of the gig. If you enjoyed this game, see our list of games similar to Paranormal Investigation.

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  41. Play as a private detective sent on the trail of a missing person. What seemed like a simple case quickly turns into a nightmare. Will you be the one to solve the case... or just another victim of this mystery? If you enjoyed this game, see our list of games similar to Dark Investigation: Experiment.

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  42. After losing his daughter, a broken detective clings to the sound of her voice — until an accident pulls him into a twisted nightmare. Trapped in haunting echoes of her past, he must solve puzzles and uncover chilling clues to stop a deranged man from sacrificing his child... to bring back his own. If you enjoyed this game, see our list of games similar to ALWAYS: ILL.

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  43. 94%Game Brain Score
    Most mentioned positive aspects:story, graphics
    Most mentioned negative aspects:gameplay, replayability
    94% User Score Based on 620 reviews

    Without a Dawn is a dark, psychological, and philosophical visual horror novel featuring a hauntingly beautiful pseudo-ASCII art developed by award-winning Finnish solo developer Jesse Makkonen (DISTRAINT -series, Afterdream, Heal). If you enjoyed this game, see our list of games similar to Without a Dawn.

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  44. 72%Game Brain Score
    Most mentioned positive aspects:story, atmosphere
    Most mentioned negative aspects:gameplay, stability
    72% User Score Based on 100 reviews

    There's Something In The Ice is a first-person horror game. Plot: In 2015, three scientists at the Antarctic research station Zarya drilled into the ice to a depth of 2 kilometers and took samples to study... As they were returning to base, a severe snowstorm began. Arriving at the base, the scientists went down to the old bunker, as the security protocol told them, to wait it out... Game Featur… If you enjoyed this game, see our list of games similar to There's Something In The Ice.

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  45. Backrooms: Impending Doom - Demo A first-person psychological horror game about a failed research expedition into the Backrooms. Level 0 is where it starts. It is not where it ends. What was meant to be a routine expedition ends in disappearance inside Level 0. The team is gone. Landmarks lose their meaning. Space stops obeying logic, and every new zone tightens its grip on your perception, me… If you enjoyed this game, see our list of games similar to Backrooms: Impending Doom.

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  46.        PLAY THE DEMO now for FREE ---> download DEMO button        LOST ZION is an Advanced Walking-Simulator Retro-Futuristic Psychological Horror designed to feel like playing inside a movie from the First Person Perspective where every step is your choice.  Awaken in the Shadows of a Fallen Megacity        You awaken as a mysterious Service Bot Unit inside a massive decaying city wher… If you enjoyed this game, see our list of games similar to LOST ZION.

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  47. Ask Anything. Trust No Answer Completely.In The Last Question, you step directly into a series of unresolved mysteries. Question the people involved, search important locations, collect evidence, organize timelines, and find the contradiction that breaks each case open. In the end, the truth must be reconstructed through your own reasoning. There is no predefined list of questions waiting for yo… If you enjoyed this game, see our list of games similar to The Last Question.

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    Dive into the enigmatic world of Horror CAM, a gripping "spot the difference"-style puzzle horror game. As a night watchman, your duty is to meticulously monitor an array of live surveillance cameras across various ominous locations. Uncover hidden anomalies ranging from subtle environmental changes to eerie intruders. Your challenge: maintain vigilance, preserve sanity, and uncover the … If you enjoyed this game, see our list of games similar to Horror CAM.

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  49. Pixel Nightshift: The Vesta ProtocolA pixel art psychological horror short story. Step into the shoes of a night shift operator at Vesta Robotics. Dressed in isolation, your job is simple: process shipments, manage terminal requests, and clear daily quotas. However, as the nights progress, subtle anomalies begin to breach your routine. The Night ShiftDistant echoes fill the empty facility. Insid… If you enjoyed this game, see our list of games similar to Pixel Nightshift: The Vesta Protocol.

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  50. DO NOT LOOK AWAY. You are alone in the observation room. Your job is simple on paper: monitor a network of security cameras, log any unusual activity, and survive your shift until morning. But the facility you are watching is not normal, and the things lurking in the blind spots of your cameras are not human. In Anomaly Watcher, you are thrust into a suffocating analog horror experience. Armed wi… If you enjoyed this game, see our list of games similar to Anomaly Watcher.

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