Top similar games like Pressure Protocol:

More than just running. Backrooms 99 is a story-driven horror thriller offering a completely new Backrooms experience. Play solo or co-op to explore environments handcrafted for this game. Solve puzzles, face terrifying entities, and uncover a deep narrative mystery.

Escape the mansion before it claims you. A 1–4 player co-op horror.

Escape.exe is a gripping escape game for 1-4 players, each offering a unique atmosphere, filled with mysteries and threats. Challenges determine intelligence, and decisions determine survival. Prepare for an uninterrupted experience with each new episode.

Damned is a randomized online horror game for up to 5 players (4 survivors and 1 monster). You’ll be able to play as one of four people trapped in different haunted places (hotels, hospitals, etc).

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse 30+ eerie backrooms levels while avoiding entities and other dangers. Try to escape but be warned: survival isn't guaranteed.

In a future where rogue robots control orbital nuclear stations, you’re hired to reclaim energy cells. In this 1 - 4 player horror extraction game you need to complete contracts, evade deadly robots, buy tools to improve your odds, and coordinate with your team to escape alive.

A co-op horror where your voice can get you killed, monsters can break into your hiding spots, and captured players must be rescued before it’s too late.

A visually lifelike co-op horror game for 1-6 people. Journey through 11 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.

A new, immersive Backrooms game featuring many entities and many levels.

"Nightmare: Origins" is a multiplayer horror game for four players that immerses you in a nightmarish world between the realm of the dead and the realm of the living.Do you dare to face your fears and unravel the mysteries of Nightmare: Origins?

𝘚𝘵𝘢𝘺 𝘲𝘶𝘪𝘦𝘵. 𝘚𝘵𝘢𝘺 𝘩𝘪𝘥𝘥𝘦𝘯. 𝘞𝘢𝘵𝘤𝘩 𝘺𝘰𝘶𝘳 𝘴𝘵𝘦𝘱𝘴. 𝘐𝘧 𝘺𝘰𝘶 𝘥𝘰𝘯'𝘵, 𝘙𝘶𝘯. Play as Abigail in her quest to find her grandmother in a cursed forest. Use your spellcasting abilities to hide from various dangers. Will you survive the night?

7Years offers an open-world horror experience with multiple game modes, including single player, multiplayer coop and multiplayer PvP. And, with randomized spawns of unique enemies, mini-games, items, portals, puzzles, achievements, player weapons, and a feline protector, each round is different. 

The Remains is a 1-4 player co-op survival horror where an intelligent AI enemy hunts your team whilst adapting to your tactics. Stay quiet and out of sight, or get picked off one by one.

Co-op horror for 1 to 6 players. Anyone can try to escape the Backrooms. You are going back in: locate the lost agents, solve the puzzles, film the entities, and hold out until extraction. Everything you carry can be lost. Your ranks, gear and storage are built to last.

SCP: Containment Chaos is a co-op horror survival game for 1-4 players. Become SCP Foundation agents tasked with containing and researching anomalous entities in parallel universes. Solve a variety of unique tasks tailored to each SCP, all while striving to maintain order in the unimaginable chaos.

Maid of Sker is a first-person survival horror, set in a remote hotel with a gory and macabre history from Welsh folklore. Brave the nightmares of the Quiet Ones. Do not panic…don’t even breathe!

CoopRooms is a co-op survival horror game for up to 5 players, set in the endless Backrooms. Take photos and videos while you progress - and maybe survive. Just don’t scream... the Entities are listening.

Delete: E.A.D CORE is a 1-4 player co-op survival horror game. Enter an underground data facility that has been shut down for years, find classified disks, destroy them in the correct systems, and escape from the thing that is still running inside.

FOREWARNED is a 1-4 player co-op survival horror. Delve deep into ancient Egyptian ruins with your team of fellow archaeologists. Investigate phenomena, collect treasure, discover lore, survive danger, and banish the evil that lurks within.

You are camping in the woods, enjoying the night when you hear a walkie buzzing. A emergency broadcast warns campers in the area: something is in the forest and you are not alone. Feed your campfire or you will become the food.

A co-op horror experience where you and your team explore dangerous environments, collect valuable items, and fight to survive. Work together, take risks, and make it back before it’s too late.

In this multiplayer survival, horror, and deduction game, eight streamers enter a mysterious old building, planning to get famous via a livestream, but two of them become possessed by evil spirits. They will kill their companions and sacrifice them at the altar to complete a sinister ritual.

GODUMAS is a co-op horror game for 1-4 players. Explore the strange island, solve location based puzzles, run or sneak your way through local inhabitants and find a way to escape… before you are sacrificed.

A co-op horror game set in the Backrooms. Explore shifting levels, complete objectives, and deal with whatever is waiting inside.

Carnival Hunt is a 5v1 first-person asymmetrical horror game. Five wind-up Bunnies must work together, manage their noisy keys, and find a way to escape an ever-changing carnival world while one player hunts them as the Carnival Monster.

Time For Revenge is a co-op survival horror game for 1-6 player. Get your revenge from the Chef. But be careful, Chef can't see well but he can sense your smell very well. You need to solve the puzzles and complete the tasks to save the children. Escape from the town before Chef gets you.

Outlive is an intense game of survival! Run, hide and outsmart mutants in a post-apocalyptic world. No fighting allowed, only puzzles to solve. Created by an indie studio founded by a father and son.

"ESCAPE FROM TOILETS" is a coop horror game 1 to 4 players in a session. Go through strange rooms, escape from toilets that want to kill you and other dangers in the form of challenges and puzzles. Realistic graphics, easy controls and creepy atmosphere will immerse you in the game.

1-4 player co-op horror about evacuating survivors from anomaly zones.

Descend the dangerous depths of Mindaro, a 1-6 player co-op action-horror game. Navigate caves, biomes, and industrial ruins while scavenging for survival and uncovering hidden secrets.

If you are not careful enough, you may end up in that place, the place some call The Backrooms. The Backrooms of existence, a hellish dimension of infinite maze-like constructs, each level pushing deeper into the despair. Could you, a normal person find the way out? Dive deeper into the horror

A 1-4 player co-op Christmas horror game. You have 3 days to deliver the presents and save Christmas, or die trying.

Explore the surreal dreamworld of the in:Between, face grotesque Atrocities, and rescue lost Hollows in this bizarre blend of cozy and horror. Play solo or with friends in this co-op survival horror, where twisted terrors and unpredictable gameplay keep you on your toes.

Fix a failing reactor with your team… or make everything worse. Every system is connected. Every mistake has consequences. And not everyone can survive.

A 1–4 player cooperative horror game set in an abandoned hospital in Japan. Recover boxes filled with organs, but you cannot run while carrying one. Work together with your friends and escape from the hospital where something is lurking!

Play solo or online co-op with up to 4 players. Descend into monster-infested caves with your crew, gathering resources while evading terrifying creatures. Gear up between expeditions as you drill deeper into increasingly dangerous depths.