Top similar games like Inferno Protocol:

Voidseekers is a 1-4 player co-op horror FPS. Shoot, salvage, and survive as you explore corrupted ships in deep space. Get in, take what you can, and destroy the ship to contain the breach, but beware the horrors that seek in the void.

Backrooms: Liminal Conflict is a PvP game featuring different factions, a complex multi-layered map, and multiple paths to escape.

Co-op first-person horror for 1–4 players. You and your friends are trapped in endless liminal backrooms where nothing makes sense. Explore, find keys and almond water, and work together to evade unstoppable monsters and escape.

In this 4-player online co-op horror game, you embark on an adventure by summoning a mysterious train. You must find and defuse bombs in an 8-carriage train. However, beware, there's a blind conductor and dangerous creatures chasing you. Race against time, find the bombs, and survive!

LARVA is a tactical co-op horror FPS for up to 4 players. Explore procedurally generated environments, collect valuable loot, face deadly anomalies, and extract before it's too late. Coordinate, survive, and don't go alone.

Transport creatures via a metal cart on wheels with your friends! However, you must use extreme caution during creature transport, or things could go sideways quickly...

A multiplayer adventure set in the depths of space. Unravel mysteries, strategize for survival, and explore the unknown in this captivating cosmic escapade.

Welcome to Nightmare Manor - a terrifying horror game that will take you to an old manor steeped in dark history. In this game, you will feel the cold breath of the past, finding yourself in a place where sinister entities live.

Hunt the chupacabras alone or with your friends, explore the map and find the weapons to kill the monster.

An online co-op horror game where you pacify, weaken and capture supernatural creatures for PAH Inc. Each level has a different story, unique monsters, and multiple endings. Play single player or together with up to 6 friends. Includes proximity voice chat with fun effects.

You will play as office worker who was left to finish the job. While working on last documents you starting hearing strange sounds. How could this be? You are pretty sure that you are alone in the office.

A fast-paced sci-fi shooter where a failed experiment unleashes mutated horrors inside a secret research facility. Armed with experimental weapons, you must fight through swarms of twisted enemies, and survive the collapse of a world-breaking project.

Explore abandoned locations with 1–4 players. The creature hunts, captures, and imprisons you — your teammates must find you before it's too late. Can you escape together?

UFOBIA is a cooperative horror game for 1 to 4 players who need to solve puzzles and face beings from another planet.

Enter Pantheon, a futuristic city swallowed by darkness and ruled by a rogue AI. Team up with up to 4 players and survive an adaptive pursuer that learns from every mistake. Complete the mission, uncover Minerva’s secrets, and find a way out before the city consumes you.

Respond to lockdown calls. Contain static activity. Coordinate between an on-site Operator and Field Agents to face possibility of a terminal event in this systemic paranormal 3-person co-op.

When you die, you don't leave the game. You become one of the deadliest things in it. A co-op horror for 4 players — return as a spirit, help your friends, or haunt them until they break.

Gag Order is a co-op horror FPS set within the surreal complex of Ground Zero Laboratories. Play alone or with a squad of up to 4 players. Fight enemies through unpredictable environments and make use of a variety of mechanics. Explore eerie, atmospheric locations.

Pamali: The Vengeful Mother is a 1-4 players online co-op survival horror. Use each character’s unique strengths, strategize with your teammates, do everything you can to save the missing children and escape the abandoned orphanage. Bring your friends!

FORBIDDEN SIGHT is a 4-player online co-op survival and stealth horror. Survive the Human Archive Museum (H.A.M)'s security system as you steal artifacts from different eras of human history, using electromagnetic waves to navigate through your heist.

Project Blind is an online multiplayer thriller, where you must outsmart others to break free from a sinister realm. Compete head-to-head with friends or foes online as you navigate through the shadows and strive to uncover the path to freedom! Talk with your opponents with a proximity chat!

A co-op zombie horde shooter set in a West Yorkshire town gone very, very wrong. Fight off waves of the undead, collect coins, buy bigger weapons, and uncover the dark secret rotting at the heart of Brumley. Up to 8 players. No survivors expected.

Monstah is a first-person horror game where the protagonist is a child trapped in a terrible dream and now must escape by killing a terrifying creature haunting his house.

An online co-op horror game for up to 6 players. Team up with your friends to explore ruins, loot cursed items, hide from monsters and extract safely. Do whatever it takes to meet the Guild’s quota.

University 33 is a 1-4 player co-op anomaly detection simulator. Observe your surroundings with unwavering focus: follow the protocol, identify the irregularities, and choose the correct path to reach Floor 33. One lapse in judgment restarts the cycle.

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.

Escape together or die alone. A relentless creature is hunting you in this intense co-op bodycam horror experience. Communicate. Stay quiet. Survive. Every move matters. Every sound could be your last. Made by one developer.

Fly a weaponized hot air balloon across a chain of dangerous islands overrun by failed experiments. Scavenge resources, upgrade your flying machine, and dismantle the defenses of an occult biotech corporation before its greatest creation breaks free.

Ashley and Josh, a YouTube couple, travel to the forbidden North Sentinel Island and vanish. Brian and Rachel, members of the military, are sent to bring them back. But the moment they arrive, they find themselves trapped in a nightmare of their own.

Moondark is a survival horror hunting game where you're stranded in an open-world forest at night. Scavenge resources, survive wild animal attacks, and hunt the demonic beast stalking you, or become its next victim.

Tower Inc. is a survival horror of shifting floors, monsters, and betrayal. Collect quotas as fuel to keep the elevator running — without them, you won’t survive the climb. Work with your team… or leave them behind.

Introducing XENOHIVE, a next-generation Among Us-style game designed for small groups up to massive 20 players. With randomly generated maps, every match delivers a completely unique gameplay experience. As a Crew, your goal is to complete your assigned missions to successfully fix the spaceship.

BPROOF is a tactical survival game featuring wave and scenario modes. Survive enemy hordes, find equipment, complete objectives, and escape under pressure. Play solo or in co-op and face constantly evolving challenges.

Shadows Peak is an atmospheric, open-world horror game focused on exploration that doesn't hold your hand. You play as a writer who has decided to visit a mysterious place called Shadows Peak to gather materials for a new book about legends.