Games like Observer: System Redux on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Observer: System Redux are available at the bottom of the page.
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Mundaun
Mundaun is a lovingly hand-penciled horror tale set in a dark, secluded valley of The Alps. Explore various areas full of secrets to discover, survive hostile encounters, drive vehicles, fill your inventory, and solve a variety of handcrafted puzzles.
Conrad Stevenson's Paranormal P.I.
I made this first-person single player ghost hunting simulation game, trying to take an authentic approach at investigating ghosts. Use essential paranormal tools to help your community alleviate their concerns and put their minds at ease.
The Painscreek Killings
Investigate an infamous cold case in the eerie, abandoned town of Painscreek. Search for evidence, connect the dots and uncover who killed Vivian Roberts. Can you expose the truth behind this town’s dark secrets?
Quadrilateral Cowboy
When you have a top-of-the-line hacking deck armed with a 56.6k modem and a staggering 256k RAM, it means just one thing: you answer only to the highest bidder.
SIMULACRA 2
A dead influencer. An obsessed detective. Three suspects. Piece the truth together by going through the victim’s phone messages, videos, and social media in the follow up to the critically acclaimed SIMULACRA.
Incantation
A mother, searching for her lost daughter, stumbles into a strange cult village. "Incantation" is a first-person horror game. It reveals the chilling story behind the "Chen Family Village". What are the consequences of crossing dark boundaries?
This is a Ghost
This is a Ghost is a ghost-hunting psychological horror game. Using your equipment, track down paranormal activity and gather evidence to identify the entity, then banish it from this world! Solo and online co-op play for up to 4 players. 👻
Sense - 不祥的预感: A Cyberpunk Ghost Story
A 2.5D horror game inspired by Clock Tower and Fatal Frame, mixing cyberpunk with traditional Cantonese folklore. With careful attention to pacing, atmosphere and storytelling, Sense hopes to return the horror genre to its roots by celebrating visceral horror and the slow, fearful creep of dread.
Evil Nun: The Broken Mask
Enter Evil Nun's nightmare. Trapped in a cursed school, escape from Sister Madeline. She's cunning, searching every corner, luring and talking to you depending on your actions. Solve puzzles, craft items, and uncover the mystery in this horror game with different escape routes.
Don't Be Afraid
Don't Be Afraid is an adventure horror game, that allows you to personate a boy, kidnapped by a psychopath. You have to survive, escape and find out how you were kidnapped. Exploring the gigantic, mysterious house of your torturer, you will soon reveal many secrets, hidden inside it’s walls…
Demonologist
Demonologist is a Co-Op horror game that can be played with at least 1 and up to 4 players. Your goal is to identify the type of evil spirit in cursed places and exorcise it using your equipment, either alone or with your team.
Midnight Heist
Go on heists through Midnight City alone or with up to three friends to fulfill tasks as a hacker for various organizations. Improve your reputation, earn money and uncover the secrets of shady companies in this co-op horror game.
CASE 2: Animatronics Survival
CASE 2: Animatronics Survival is a horror game that is available in two modes. Online mode lets one or more players take on the role of animatronics, ready to crush everyone and everything. The other three are survivors. How did this happen? You’ll have to find out!
Curious Cases
For Desktop or VR! In this 3 chapter story, you play as a modern day legend, Detective Thomas Moore. He has solved more cases than one can count, where others hit dead-ends, he gets to work.
Still Wakes the Deep
1975. Disaster strikes the Beira D oil rig off the coast of Scotland. Navigate the collapsing rig to save your crew from an otherworldly horror on the edge of all logic and reality.
Most played games like Observer: System Redux on Steam
Take a look at the top games like Observer: System Redux that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.
1. Demonologist
Similarity 40% Demonologist is a Co-Op horror game that can be played with at least 1 and up to 4 players. Your goal is to identify the type of evil spirit in cursed places and exorcise it using your equipment, either alone or with your team. Demonologist is a horror, multiplayer and online co-op game developed and published by Clock Wizard Games. Released on September 25th 2023 has received 21,748 reviews of which 18,742 were positive and 3,006 were negative resulting in a rating of 8.4 out of 10. The game has hit the top spot as the #1 most played game like Observer: System Redux, thanks to its 376 peak concurrent players over the last day.
8.4
18,742
3,006
376
players
2. Still Wakes the Deep
Similarity 40% 1975. Disaster strikes the Beira D oil rig off the coast of Scotland. Navigate the collapsing rig to save your crew from an otherworldly horror on the edge of all logic and reality. Still Wakes the Deep is a psychological horror, horror and lovecraftian game developed by The Chinese Room and published by Secret Mode. Released on June 18th 2024 has received 6,723 reviews of which 6,001 were positive and 722 were negative resulting in a rating of 8.7 out of 10. While seeing 156 players online at once in the last 24 hours, this game is currently ranked #2 among games like Observer: System Redux based on player count.
8.7
6,001
722
156
players
3. Paranormal Cleanup
Similarity 43% 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! Paranormal Cleanup is a horror, online co-op and psychological horror game developed and published by Manic Mice. Released on May 30th 2025 has received 539 reviews of which 427 were positive and 112 were negative resulting in a rating of 7.5 out of 10. While seeing 142 players online at once in the last 24 hours, this game is currently ranked #3 among games like Observer: System Redux based on player count.
7.5
427
112
142
players
4. Hello Neighbor
Similarity 48% 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. Hello Neighbor is a horror, sandbox and stealth game developed by Dynamic Pixels and published by tinyBuild. Released on December 08th 2017 has received 19,621 reviews of which 16,402 were positive and 3,219 were negative resulting in a rating of 8.2 out of 10. With 108 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Observer: System Redux.
8.2
16,402
3,219
108
players
5. The Exit 8
Similarity 41% You are trapped in an endless underground passageway. Observe your surroundings carefully to reach "The Exit 8". The Exit 8 is a psychological horror, walking simulator and horror game developed by KOTAKE CREATE and published by PLAYISM. Released on November 29th 2023 has received 8,394 reviews of which 7,846 were positive and 548 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #5 spot among the most played games like Observer: System Redux.
9.1
7,846
548
35
players
6. Hello Neighbor Alpha 1
Similarity 48% 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. Hello Neighbor Alpha 1 is a cartoony, horror and survival horror game developed by Dynamic Pixels and published by tinyBuild. Released on October 12th 2019 has received 3,479 reviews of which 3,212 were positive and 267 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #6 spot among the most played games like Observer: System Redux.
8.9
3,212
267
30
players
7. Welcome to the Game II
Similarity 43% 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. Welcome to the Game II is a horror, hacking and strategy game developed and published by Reflect Studios. Released on April 03rd 2018 has received 3,179 reviews of which 2,698 were positive and 481 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #7 spot among the most played games like Observer: System Redux.
8.2
2,698
481
30
players
8. Layers of Fear (2016)
Similarity 43% 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. Layers of Fear (2016) is a horror, psychological horror and atmospheric game developed and published by Bloober Team SA. Released on February 15th 2016 has received 26,616 reviews of which 23,576 were positive and 3,040 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #8 spot among the most played games like Observer: System Redux.
8.7
23,576
3,040
25
players
9. KARMA: The Dark World
Similarity 44% 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. KARMA: The Dark World is a walking simulator, psychological horror and first-person game developed by POLLARD STUDIO LLC and published by Wired Productions and Gamirror Games. Released on March 27th 2025 has received 2,835 reviews of which 2,615 were positive and 220 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #9 spot among the most played games like Observer: System Redux.
8.8
2,615
220
19
players
10. A Quiet Place: The Road Ahead
Similarity 44% A Quiet Place: The Road Ahead is a single-player horror adventure game inspired by the critically acclaimed blockbuster movie franchise. Survive in silence. A Quiet Place: The Road Ahead is a stealth, survival horror and horror game developed by Stormind Games and published by Saber Interactive. Released on October 17th 2024 has received 1,847 reviews of which 1,407 were positive and 440 were negative resulting in a rating of 7.4 out of 10. The game currently holds the #10 spot among the most played games like Observer: System Redux.
7.4
1,407
440
17
players
Best deals on games like Observer: System Redux on Steam
Discover fantastic savings with the best discounts on a variety of games like Observer: System Redux available on Steam right now, updated on June 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Observer: System Redux.
1. Tales of the Neon Sea
Similarity 42% 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! Tales of the Neon Sea is a pixel graphics, cyberpunk and point & click game developed by YiTi Games and published by Thermite Games. Released on April 29th 2019 has received 4,067 reviews of which 3,519 were positive and 548 were negative resulting in a rating of 8.4 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Observer: System Redux.
8.4
3,519
548
-95%
16.49€
0.87€
2. Hello Neighbor
Similarity 48% 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. Hello Neighbor is a horror, sandbox and stealth game developed by Dynamic Pixels and published by tinyBuild. Released on December 08th 2017 has received 19,621 reviews of which 16,402 were positive and 3,219 were negative resulting in a rating of 8.2 out of 10. Thanks to its incredible 93% discount, this game is now the #2 best deal in games like Observer: System Redux.
8.2
16,402
3,219
-93%
28.99€
2.22€
3. Conrad Stevenson's Paranormal P.I.
Similarity 41% I made this first-person single player ghost hunting simulation game, trying to take an authentic approach at investigating ghosts. Use essential paranormal tools to help your community alleviate their concerns and put their minds at ease. Conrad Stevenson's Paranormal P.I. is a psychological horror, supernatural and horror game developed and published by D&A Studios. Released on September 28th 2023 has received 941 reviews of which 876 were positive and 65 were negative resulting in a rating of 8.8 out of 10. Thanks to its incredible 90% discount, this game is now the #3 best deal in games like Observer: System Redux.
8.8
876
65
-90%
9.75€
1.02€
4. SIMULACRA 2
Similarity 41% A dead influencer. An obsessed detective. Three suspects. Piece the truth together by going through the victim’s phone messages, videos, and social media in the follow up to the critically acclaimed SIMULACRA. SIMULACRA 2 is a horror, immersive sim and detective game developed by Kaigan Games and published by Neon Doctrine. Released on January 30th 2020 has received 1,586 reviews of which 1,372 were positive and 214 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 90% discount, this title has earned the #4 position in the best deals for games like Observer: System Redux.
8.3
1,372
214
-90%
7.99€
0.85€
5. Hello Neighbor
Similarity 48% 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. Hello Neighbor is a game developed and published by . Released on December 08th 2017 has received 19,621 reviews of which 16,402 were positive and 3,219 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 93% discount, this title has earned the #5 position in the best deals for games like Observer: System Redux.
8.2
16,402
3,219
-93%
28.99€
2.22€
6. The Painscreek Killings
Similarity 41% Investigate an infamous cold case in the eerie, abandoned town of Painscreek. Search for evidence, connect the dots and uncover who killed Vivian Roberts. Can you expose the truth behind this town’s dark secrets? The Painscreek Killings is a investigation, mystery and detective game developed and published by EQ Studios. Released on September 27th 2017 has received 5,217 reviews of which 4,753 were positive and 464 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 80% discount, this title has earned the #6 position in the best deals for games like Observer: System Redux.
8.8
4,753
464
-80%
19.99€
4.05€
7. Amnesia: A Machine for Pigs
Similarity 44% 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. Amnesia: A Machine for Pigs is a horror, walking simulator and atmospheric game developed by The Chinese Room and published by Frictional Games. Released on September 10th 2013 has received 11,343 reviews of which 7,886 were positive and 3,457 were negative resulting in a rating of 6.8 out of 10. Currently offered at a significant 79% discount, this title has earned the #7 position in the best deals for games like Observer: System Redux.
6.8
7,886
3,457
-79%
19.50€
4.24€
8. Don't Be Afraid
Similarity 40% Don't Be Afraid is an adventure horror game, that allows you to personate a boy, kidnapped by a psychopath. You have to survive, escape and find out how you were kidnapped. Exploring the gigantic, mysterious house of your torturer, you will soon reveal many secrets, hidden inside it’s walls… Don't Be Afraid is a first-person, horror and survival game developed by Limo Games and Broken Arrow Games and published by Eneida Games and Untold Tales. Released on December 17th 2020 has received 827 reviews of which 692 were positive and 135 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 76% discount, this title has earned the #8 position in the best deals for games like Observer: System Redux.
7.9
692
135
-76%
9.75€
2.40€
9. SIMULACRA 2
Similarity 41% A dead influencer. An obsessed detective. Three suspects. Piece the truth together by going through the victim’s phone messages, videos, and social media in the follow up to the critically acclaimed SIMULACRA. SIMULACRA 2 is a game developed and published by . Released on January 30th 2020 has received 1,586 reviews of which 1,372 were positive and 214 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 90% discount, this title has earned the #9 position in the best deals for games like Observer: System Redux.
8.3
1,372
214
-90%
7.99€
0.85€
10. Still Wakes the Deep
Similarity 40% 1975. Disaster strikes the Beira D oil rig off the coast of Scotland. Navigate the collapsing rig to save your crew from an otherworldly horror on the edge of all logic and reality. Still Wakes the Deep is a psychological horror, horror and lovecraftian game developed by The Chinese Room and published by Secret Mode. Released on June 18th 2024 has received 6,723 reviews of which 6,001 were positive and 722 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 69% discount, this title has earned the #10 position in the best deals for games like Observer: System Redux.
8.7
6,001
722
-69%
34.99€
11.10€
Free games like Observer: System Redux on Steam
Check out this fantastic list of free-to-play games like Observer: System Redux you can enjoy on Steam right now, updated on June 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Observer: System Redux.
1. Hello Neighbor Alpha 1
Similarity 48% 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. Hello Neighbor Alpha 1 is a cartoony, horror and survival horror game developed by Dynamic Pixels and published by tinyBuild. Released on October 12th 2019 has received 3,479 reviews of which 3,212 were positive and 267 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #1 spot among the most played free games like Observer: System Redux.
8.9
3,212
267
30
players
2. Hello Neighbor Alpha 2
Similarity 53% 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. Hello Neighbor Alpha 2 is a horror, survival horror and stealth game developed by Dynamic Pixels and published by tinyBuild. Released on October 15th 2019 has received 3,930 reviews of which 3,714 were positive and 216 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #2 spot among the most played free games like Observer: System Redux.
9.1
3,714
216
15
players
3. Hello Neighbor Pre-Alpha
Similarity 55% 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. Hello Neighbor Pre-Alpha is a horror, stealth and sandbox game developed by Dynamic Pixels and published by tinyBuild. Released on October 10th 2019 has received 1,996 reviews of which 1,809 were positive and 187 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #3 spot among the most played free games like Observer: System Redux.
8.7
1,809
187
12
players
4. Silver Creek Falls: Chapter 1
Similarity 42% 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... Silver Creek Falls: Chapter 1 is a horror, investigation and casual game developed and published by Sapphire Dragon Productions. Released on August 12th 2015 has received 629 reviews of which 541 were positive and 88 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #4 spot among the most played free games like Observer: System Redux.
8.1
541
88
5
players
5. Project Hailstorm
Similarity 45% Step into the shoes of a researcher in the depths of the antarctic and uncover the mysteries behind Project Hailstorm. Project Hailstorm is a walking simulator, 3d and first-person game developed and published by Imbrium. Released on February 10th 2025 has received 501 reviews of which 412 were positive and 89 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #5 spot among the most played free games like Observer: System Redux.
7.7
412
89
2
players