Top similar games like Sleep Outbreak:

Co-op horror where the Station watches you. Complete missions, scavenge loot, and upgrade your gear across deadly runs. The Station Director learns your squad's habits, your fears, your greed, your routines, and adapts every run to break them

A co-op horror about investigating and recording aliens. Turn in your recordings to the Colony for a reward. You keep the recordings you make whether you die or survive.

A 1-4 player co-op survival horror game set in a collapsing underwater facility where a relentless creature hunts you and your crew through the dark.

Ominous is a thriller/horror game for up to 4 players. In this game, you must collaborate with your teammates to face a creature within an indoor setting. What sets Ominous apart is its unique approach to multiplayer, offering a distinct experience compared to many other horror games available.

A young reporter investigates disturbing legends born of the Italian Internet. Brain rot-do they really exist? Discover the truth, photograph the entities and collect the figurines before the moon turns red. A psychological horror between folklore and madness.

BTGZ:FC is a sci-fi horror game where you control an RC drone to explore a dangerous new dimension. Navigate a vast network of tunnels and Survive hostile entities and anomalies using specialized tools and devices built specifically for the drone, and rely on transmitter antennas to travel.

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.

Explore an abandoned research facility, uncover evidence of horrific experiments, and escape alive. Complete randomized objectives with your team while evading bio-engineered threats in this atmospheric co-op horror experience.

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.

An everyday, routine assembly takes a rather dark turn amidst some rumours of a containment breach...

A 2-player asymmetrical co-op horror game where one player explores dangerous locations while the other guides them from the van. Communicate, panic, survive, and entertain a world that never leaves home.

Six players. One infested ship. Ten alien monsters. Board increasingly dangerous deep space research vessels to scan alien species while repairing the ship and trying not to get snatched. But the biggest threat might just be your friends.

BLACK SITE is a 1-4 player co-op horror game. Explore the levels with your partner to gather info about some government experiments, while trying to communicate with your partner without being too loud. Free monthly content updates with new levels.

Backrooms: Infinite Halls is a game about investigating and researching the Backrooms, going deeper and deeper down these unending spaces, roaming their halls and avoiding their horrors.

Join a co-op team of 4 friends in a first person shooter that sends Pan Galactic Postal Service letter carriers into the locked-down streets of the future! Fight mutated alien horrors as you and your fellow essential workers deliver baubles to hard-to-find destinations! Hey, at least it's a job!

A 6 player horror co-op game set in the dystopian future of Grimm City. Do shady work for Neurocorp while evading the terrifying dwellers of this strange city. Or fight them if you dare! All so you can rest and customize your home. Please, sign on the dotted line to begin.

An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires.

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.

Track and hunt elusive cryptids in ever-changing environments. Face the unknown solo or with friends in a high-stakes co-op adventure. Set traps, adapt your tactics, and survive intense battles against creatures that won’t go down easy. Stay sharp—the hunted can become the hunter!

PANICORE is a survival horror game that mixes permadeath, AI monsters and a co-op experience up to 5 players (4 players in demo). Try to escape and don't get caught, but beware: they don't only hear your steps, but also your voice.

Half dead is a multiplayer sci-fi game about a violent TV show. The players' goal is to survive in a network of rooms full of traps.

Boo Men is a 1-4 player online co-op horror game. You and your crew of burglars are tasked with stealing from ghosts. Just remember to stay in the light because you never know what could be lurking in the dark...

Work for the notoriously stingy DuckTape Inc. Secure runaway anomalies as quickly and cheaply as possible in 1–5 player co-op. Stabilize systems, recover data, haul entities to the helicopter—and try not to become “too expensive.”

Shadows in Silence is a 4 vs 1 multiplayer horror game. One player takes on the role of the killer - the witch Elliana and her cat named Sharm. And the other four players play as survivors trying to neutralize the killer.

Arrested and sold at auction, you have been transported to a secret testing facility in deep space. Perform the required tasks while avoiding the abomination lurking within the complex.

Mycelium: The Silent Contract is a co-op/single player extraction horror set in a haunted liminal forest. Your contract is simple: get mycelium and extract. But in this forest, nothing is what it seems. So what did you sign, exactly?

Fear The Reaper is a PVP multiplayer horror game in which players take on unique roles and live out the experience of starring in a slasher film.

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.

Road To Death is a first person shooter set in a dark demonic world. Test your marksmanship!

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.

Escape the terror lurking in the darkness in this immersive co-op experience. Solve challenges and work as a team using your main tool: your voice. Beware of lurking monsters, which might be closer than you expect.

In Oblivio, you and your companions are patients of the psychiatric hospital Abyss. After a mysterious incident, you find yourselves free — right outside the hospital gates — only to discover that it has long been abandoned. To recover your lost memories, you must return to its ominous halls.

"The Backrooms: Last Expedition" is a cooperative horror game designed for 1 to 4 players. Its main objective is to create an enjoyable gaming experience for friends. Players will navigate through terrifying levels, filled with various entities and dangers, as they strive to escape.

Save your brother Rodger by finding all seven keys along with a special potion. You have until 4am.