Games like Unpossess: Exorcism Simulator on Steam
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SCP: Secret Laboratory
Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.
GTFO
GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.
It Takes Two Friend's Pass
Download Friend's Pass* and play It Takes Two with a friend for free. Just grab a friend who owns the full game, download Friend's Pass for free, and play together!
the static speaks my name
A dark/sad/weird/funny first person exploration game. You play a man on his last night alive as he obsesses over a mysterious painting. More of a story game in that it emphasizes mood and character over gameplay. Takes ten minutes to play and has "next-gen" features like a shrimp tank.
Zort
Zort is an action, adventure, and horror game that can be played with up to 4 people. Explore maps with your friends and have fun while escaping from various creatures. Experience a realistic horror experience with in-game voice chat with your friends!
The Lost Crown
Embark on an eerie ghost-hunting adventure, featuring real evidence of paranormal activity, to solve the mystery of the Lost Crown. Be warned, to seek advice from the dead can have bitter consequences.
Obsideo
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.
The Story of Henry Bishop
The story of Henry Bishop is a first-person psychological thriller, where the player will have to fight, guess riddles, immerse into a mystical plot and an incredible story.
Anomaly Exit
On your way home on the train, you weren't paying attention. Until you realised the train had been stopping at the same station over, and over again. Watch out for anomalies, and avoid the Anomaly Exit! Made for singleplayer and 2-6 co-operative multiplayer.
Among Ashes
Among Ashes is a terrifying first-person survival horror game. Your friend has sent you a link to a game that someone posted online, but as you play you quickly realise that something is terribly wrong. Whatever you do… K̴͉͚̗̅̃̄E̷͓̤̺̊͠E̴̤̰̿̽P̴̠̳̀́ ̴̨̮̭̕̚P̷̠͇̳͐̓̀L̶̹̔Ả̷̧Y̵̘̺͆̓Ï̸̻̏͂N̷͙̯͊G̵͖̹̠̽̿
Killer Klowns from Outer Space: The Game
Plan your own alien invasion and harvest humans as the iconic Killer Klowns, or gather a team of survivors to fight the extraterrestrial threat, in a game based on the ‘80s cult classic movie. Welcome to a new, craazzy take on the asymmetrical multiplayer horror experience!
[Chilla's Art] Night Security | 夜間警備
Night Security | 夜間警備 is a Japanese psychological horror game about night security.
Fears to Fathom - Norwood Hitchhike
Holly Gardner, a 19 year old on an interstate drive experiences unusual happenings that leads to an unplanned stay at a motel, little did she know what was transpiring down in Norwood Valley.
Sketchy's Contract
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
Lethal Company
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Sophie's Curse
You got a job, which is to take care of an old man during the night in a recently purchased house; this house does not have electricity and you have to rely on some kind of hand crank generators to light the place up, but there is something in the darkness draining their power, don’t let it happen!
The Beast Inside
The Beast Inside is a unique, gripping twist on thriller and survival horror. Immerse in the story of long-buried secrets, personal tragedies, and madness. Play as two protagonists bounded by dark heritage. Combat the enemies, solve riddles and experience real terror in the 3D-scanned environment.
Dark Deception
Death awaits you in Dark Deception, a story-driven first-person horror maze game. There's nowhere to hide & nowhere to catch your breath. Run or die - it's your choice. Trapped in a realm of nightmarish mazes with a mysterious woman, your only hope of survival is to find a way to escape.