Games like Observer: System Redux on Steam

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Hello Neighbor Pre-Alpha The Original Pre-Alpha of Hello Neighbor, a Stealth Horror Game about sneaking into your neighbor's house and figuring out what he's hiding in the basement. Play against an advanced AI that learns from your actions.

Similarity 55%
Price Free to play
Rating 8.7
Release 10 Oct 2019
Hello Neighbor Alpha 2 Welcome to Alpha 2 of Hello Neighbor. Play against an advanced, self-learning AI in what eventually became Act 1 of Hello Neighbor - the stealth horror home invasion sim.

Similarity 53%
Price Free to play
Rating 9.1
Release 15 Oct 2019
Hello Neighbor Alpha 1 This is Alpha 1 of Hello Neighbor, a Stealth Horror Game about sneaking into your neighbor's house and figuring out what he's hiding in the basement. Play against an advanced AI that learns from your actions.

Similarity 48%
Price Free to play
Rating 8.9
Release 12 Oct 2019
Go Home Annie A twisted psychological thriller and an original story set in the SCP universe. As an employee of the SCP Foundation, test artificially created paranormal events, solve puzzles, interact with anomalies, and uncover the secrets of the Replication Division.

Similarity 48%
Price 19.50€
Rating 7.7
Release 10 Dec 2024
Hello Neighbor Hello Neighbor is a Stealth Horror Game about sneaking into your neighbor's house and figuring out what he's hiding in the basement. Play against an advanced AI that learns from your actions.

Similarity 48%
Price -97% 0.97€
Rating 8.2
Release 08 Dec 2017
BrokenLore: LOW BrokenLore: LOW is a psychological horror game set in a mist-covered, beautiful Japanese village, blending hyper-realistic graphics with low-poly elements. The main enemy is the Gashadokuro, a yokai from Japanese folklore.

Similarity 46%
Price -32% 5.99€
Rating 7.5
Release 20 Feb 2025
Project Hailstorm Step into the shoes of a researcher in the depths of the antarctic and uncover the mysteries behind Project Hailstorm.

Similarity 45%
Price Free to play
Rating 7.8
Release 10 Feb 2025
Amnesia: A Machine for Pigs From the creators of Amnesia: The Dark Descent and Dear Esther comes a new first-person horrorgame that will drag you to the depths of greed, power and madness. It will bury its snout into your ribs and it will eat your heart.

Similarity 44%
Price -85% 2.92€
Rating 6.8
Release 10 Sep 2013
The Park® Set in a creepy amusement park hiding a dark and sinister secret, The Park is a first-person psychological horror experience focused on exploration and storytelling.

Similarity 44%
Price -60% 5.19€
Rating 6.8
Release 27 Oct 2015
A Quiet Place: The Road Ahead A Quiet Place: The Road Ahead is a single-player horror adventure game inspired by the critically acclaimed blockbuster movie franchise. Survive in silence.

Similarity 44%
Price 29.99€
Rating 7.4
Release 17 Oct 2024
KARMA: The Dark World KARMA: The Dark World is a first-person cinematic psychological thriller set in a dystopian world where the Leviathan Corporation is omnipresent. The year is 1984, the place is East Germany, and things are not quite what they seem.

Similarity 44%
Price -32% 17.21€
Rating 8.8
Release 27 Mar 2025
Penumbra: Black Plague Gold Edition Surrounded by enemies and assaulted by terror from all sides, Philip must collect clues and solve vexing puzzles while combating the gnawing psychological terrors that assail his mind and threaten to strip him of his sanity.

Similarity 43%
Price 9.75€
Rating 9.0
Release 23 Jan 2009
Cave Crawler Cave Crawler is a short horror game where you pilot a drone into a cave and discover something horrible.

Similarity 43%
Price 1.99€
Rating 8.0
Release 18 Apr 2023
Paranormal Cleanup Paranormal Cleanup is a 1-4 player online co-op survival horror game. This is no ordinary clean-up job. You are tasked with cleaning up paranormal locations. Unclog dirty toilets and scrub ectoplasm, but don't get caught by the entities that are hunting you!

Similarity 43%
Price 9.75€
Rating 7.5
Release 30 May 2025
Crimson Snow (2023) Christmas is a joyful time, but this time something dark is hiding behind the holiday decorations. Your actions will determine whether you and your girlfriend survive Christmas night.

Similarity 43%
Price 5.69€
Rating 9.0
Release 29 Mar 2023
Welcome to the Game II Welcome to the Game II is an atmospheric horror / strategy / puzzle game that takes you into the world of the deep web in search of the shadow web. Play as an investigative reporter trying to solve a case of a mysterious woman broadcasting for help as masked men are on the hunt to kill her.

Similarity 43%
Price 9.75€
Rating 8.2
Release 03 Apr 2018
Layers of Fear (2016) Layers of Fear is a first-person psychedelic horror game with a heavy focus on story and exploration. Players take control of a painter whose sole purpose is to finish his Magnum Opus. The player must navigate a constantly changing Victorian-era mansion and ghastly visions of the painter’s psyche.

Similarity 43%
Price -86% 2.99€
Rating 8.7
Release 15 Feb 2016
The Heilwald Loophole The Heilwald Klinikum used to be one of the most renowned medical facilities in Germany. That all changed when that curious loophole appeared...

Similarity 43%
Price 8.99€
Rating 8.9
Release 04 Feb 2022
God's Basement God's Basement is a first-person, narrative-driven, single player horror game. Uncover the secrets of an afterlife shrouded in mystery, as an entity known as "The Operator" leads you deeper into the fringes of a seemingly eternal purgatory.

Similarity 42%
Price 12.49€
Rating 7.1
Release 16 Oct 2018
Tales of the Neon Sea Welcome to a world of intrigue and suspicion. Where humans and robots contend with escalating tensions and mutual distrust. And where gangster felines scheme their way to the top of the food chain. Welcome to the Tales of the Neon Sea!

Similarity 42%
Price -96% 0.75€
Rating 8.4
Release 29 Apr 2019
[Chilla's Art] Shinkansen 0 | 新幹線 0号 Shinkansen 0 | 新幹線 0号 is a game set in Japan where players are tasked with finding anomalies in the Shinkansen. (Japanese bullet train)

Similarity 42%
Price 6.89€
Rating 8.1
Release 22 Mar 2024
Silver Creek Falls: Chapter 1 Two city detectives are sent to a small idyllic town in North Carolina called ‘Silver Creek Falls” to investigate a strange series of events that the local sheriff can’t seem to get his mind around. What initially seems like an open-and-shut case unfolds into a truly terrifying mystery that will leave the detectives wondering what is...

Similarity 42%
Price Free to play
Rating 8.1
Release 12 Aug 2015
The Exit 8 You are trapped in an endless underground passageway. Observe your surroundings carefully to reach "The Exit 8".

Similarity 41%
Price 3.99€
Rating 9.1
Release 29 Nov 2023
Supernormal Inspired by Allison Road. SUPERNORMAL is a psychological horror game set in a seemingly ordinary apartment harboring dark secrets. Play as Detective Wyatt, tasked with unravelling the disappearance of Masato Sakamoto's daughter. Search for clues and unravel the sinister truth.

Similarity 41%
Price 7.79€
Rating 6.9
Release 08 Jan 2024