- #1 Barotrauma
97% matchVery Positive94% of 86,224 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 54.8 hrs≥1hr: 91%
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Why similar: Submarine 49.9% ★, Underwater 28.2% ★, Co-op 7.4%, Horror 7.3%, Multiplayer 3.2%
Why You'll Like It: This is the definitive co-op submarine survival game, requiring intense coordination to manage ship systems while battling deep-sea horrors.
- #2 Darkwater
96% matchMostly Positive80% of 1,113 reviews2026
Dev: Targon StudiosPub: Playstack
Windows
Median: 3.7 hrsMean: 6.2 hrs≥1hr: 86%
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
Why similar: Submarine 51.6% ★, Underwater 31.8% ★, Horror 8.5%, Co-op 5.4%, Multiplayer 2.7%
Why You'll Like It: A direct thematic match that focuses on online co-op submarine horror and survival mechanics.
- #3 We Need To Go Deeper
96% matchVery Positive86% of 6,021 reviews2019
Dev: Deli Interactive LLC
Windows · Linux
Median: 3.3 hrsMean: 10.4 hrs≥1hr: 88%
DIVE. DISCOVER. DIE. Crew a submarine with friends in We Need To Go Deeper - a 2-4-player cooperative submarine roguelike set in a Verne-inspired undersea universe.
Why similar: Submarine 50.9% ★, Underwater 33.5% ★, Co-op 7.1%, Simulation 3.7%, Multiplayer 2.8%
Why You'll Like It: A chaotic multiplayer submarine game that mirrors the need for distinct roles and frantic cooperation under pressure.
- #4 Iron Lung
95% matchVery Positive92% of 10,709 reviews2022
Dev: David Szymanski
Windows
Median: 1.5 hrsMean: 2.0 hrs≥1hr: 69%
A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.
Why similar: Submarine 51.2% ★, Underwater 32.9% ★, Horror 10.4%, Atmospheric 3%, 3D 2.6%
Why You'll Like It: Captures the claustrophobic, isolated terror of navigating a submarine through an alien ocean with limited visibility.
- #5 Murky Divers
94% matchVery Positive88% of 5,214 reviews2024
Dev: Embers
Windows
Median: 2.9 hrsMean: 5.9 hrs≥1hr: 83%
Solo or up to 8 players. Get rid of your employer's failed experiments in abandoned underwater labs. Navigate your submarine, avoid abyssal terrors, and remove all corpses.
Why similar: Underwater 51.6% ★, Time Management 25.8%, Horror 14%, Multiplayer 4.8%, Atmospheric 2.4%
Why You'll Like It: Features high-stakes, chaotic co-op horror that emphasizes teamwork and task completion in dangerous environments.
- #6 IronWolf: Free Non-VR Edition
94% matchVery Positive94% of 650 reviews2023
Dev: Ionized Studios
Windows
Median: 1.7 hrsMean: 3.3 hrs≥1hr: 65%
This is the Free Non-VR version of IronWolf VR. A co-op submarine game with a light touch on realism, making the submarine sim genre accessible to a wider audience.
Why similar: Submarine 65% ★, Underwater 13.2% ★, Co-op 7.4%, Simulation 5.1%, 3D 4%
Why You'll Like It: Provides a deeply technical submarine simulation experience that emphasizes crew coordination.
- #7 Lethal Company
92% matchOverwhelmingly Positive97% of 507,841 reviews2023
Dev: Zeekerss
Windows
Median: 12.2 hrsMean: 29.0 hrs≥1hr: 94%
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Why similar: Time Management 38.2%, Horror 35.8%, Co-op 18%, Atmospheric 5.3%, Action 2.7%
Why You'll Like It: The gold standard for co-op horror that relies on resource management, communication, and avoiding deadly creatures.
- #8 Content Warning
91% matchVery Positive94% of 159,268 reviews2024
Dev: ZorroPub: Evil Landfall?
Windows
Median: 3.4 hrsMean: 8.0 hrs≥1hr: 85%
Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone)
Why similar: Time Management 33.9%, Horror 30.4%, Co-op 16.3%, Multiplayer 8.3%, 3D 6.8%
Why You'll Like It: Shares the high-pressure, time-managed co-op horror loop where players must balance objectives with survival.
- #9 The Trench
93% matchVery Positive86% of 156 reviews2022
Dev: Omar Chapa Hernandez
Windows
As captain of the Pandora sub, you must explore the Trench and retrieve data from the Neptune wreckage. But beware - the trench is home to unimaginable horrors that will test your courage. Can you survive the terrors of the deep and complete your mission, or will you become the next victim?
Why similar: Submarine 48.4% ★, Underwater 31.6% ★, Horror 8%, Realistic 4.6%, Atmospheric 2.4%
Why You'll Like It: A strong thematic match that leans into Lovecraftian underwater horror and submarine survival.
- #10 Subterror
91% matchVery Positive90% of 475 reviews2025
Dev: Team Monumental
Windows
Median: 2.5 hrsMean: 3.9 hrs≥1hr: 74%
Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.
Why similar: Submarine 45.3% ★, Underwater 33.4% ★, Horror 9.9%, Co-op 3.9%, Multiplayer 3.2%
Why You'll Like It: Directly addresses the co-op horror and first-person submarine setting with a focus on multiplayer survival.
- #11 Aphotic Descent
90% matchMixed63% of 78 reviews2023
Dev: Broiled Squid Studios
Windows
In Aphotic Descent, you play as a diver whose submarine crashed at the bottom of the ocean. With no other option for survival, you must make your way to a nearby underwater research facility facing terrifying creatures, all while descending deeper and deeper...
Why similar: Underwater 60.1% ★, Horror 12.9%, Puzzle 10.8%, 1980s 8.1%, Atmospheric 4.7%
Why You'll Like It: An atmospheric underwater horror game that emphasizes exploration and survival in the deep sea.
- #12 UBOAT
88% matchVery Positive84% of 26,468 reviews2024
Dev: Deep Water StudioPub: PlayWay S.A.
Windows
Median: 7.5 hrsMean: 51.3 hrs≥1hr: 83%
UBOAT is a simulator of a submarine from WWII era. It is a survival sandbox with crew management mechanics while its primary theme is life of German sailors. The boat is their home, but it can become their grave at any time.
Why similar: Submarine 82.7% ★, Realistic 7.9%, Simulation 6.9%, Action 2.5%
Why You'll Like It: Offers an immersive submarine management experience set in a historical era that matches the cold-war aesthetic.
- #13 Watertight
86% matchVery Positive89% of 186 reviews2025
Dev: Tiny Studio
Windows
A short first-person horror game. An accident cripples your submarine while trying to find the wreck of the Titanic. In the darkness, you must restore life-support systems through tense puzzles, only to discover that you are not alone.
Why similar: Submarine 46.9% ★, Underwater 28% ★, Horror 11.1%, Puzzle 8.7%, Atmospheric 3.3%
Why You'll Like It: A short, atmospheric horror experience that focuses on puzzle-solving in a confined space.
- #14 Keep Talking and Nobody Explodes
87% matchOverwhelmingly Positive97% of 16,835 reviews2015
Dev: Steel Crate Games
Windows · Mac · Linux
Median: 2.1 hrsMean: 4.2 hrs≥1hr: 73%
Find yourself trapped alone in a room with a ticking time bomb. Your friends have the manual to defuse it, but they can't see the bomb, so you're going to have to talk it out – fast!
Why similar: Puzzle 43.4%, Co-op 38.6%, Multiplayer 10%, Simulation 7.9%
Why You'll Like It: Perfectly captures the high-pressure, communication-heavy puzzle mechanics required for successful co-op play.
- #15 20,000 Miles Under the Sea
89% matchMostly Negative39% of 150 reviews2020
Dev: CreaTeam
Windows
Become a fearless underwater explorer and reach the bottom of The Mariana Trench to win 20,000* REAL DOLLARS!
Why similar: Submarine 47.9% ★, Underwater 32.2% ★, Horror 8.9%, Simulation 4%, Realistic 3%
Why You'll Like It: Focuses on the submarine simulation and horror atmosphere with a unique idler-management twist.
- #16 Damned 2
85% matchVery Positive89% of 135 reviews2025
Dev: 9heads Game StudiosPub: Nuntius Games
Windows
Damned 2 is an asymmetrical multiplayer horror game where up to four survivors must work together to survive an unrelenting monster - either player or computer-controlled - while scavenging and solving puzzles in an attempt to escape.
Why similar: Horror 26.8%, Co-op 18%, Puzzle 17%, Realistic 13.9%, 3D 11.2%
Why You'll Like It: Asymmetrical horror gameplay that emphasizes team survival and psychological tension.
- #17 Death in the Water 2
86% matchVery Positive83% of 1,792 reviews2023
Dev: Lighthouse Games Studio
Windows
Median: 3.0 hrsMean: 7.4 hrs≥1hr: 77%
Dodge and carve your way through swarms of terrifying sea creatures controlled by Death, a vicious giant mind-controlling Kraken that haunts your every move. Scavenge for hidden treasure to unlock weapons, and upgrades to help you in your fight for survival. Every dive reveals a new nightmare.
Why similar: Underwater 68.4% ★, Horror 10.6%, Atmospheric 5.6%, Realistic 5.5%, 3D 5.4%
Why You'll Like It: Features intense underwater survival against deadly creatures, focusing on action and atmospheric tension.
- #18 Nuclear Nightmare
84% matchVery Positive81% of 18,198 reviews2024
Dev: BG Productions
Windows
Median: 2.4 hrsMean: 5.2 hrs≥1hr: 76%
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
Why similar: Horror 47.5%, Co-op 28.3%, Atmospheric 9.7%, Multiplayer 9.4%, Action 5.1%
Why You'll Like It: A high-stakes co-op horror experience that utilizes similar survival and creature-avoidance mechanics.
- #19 Phasmophobia
84% matchVery Positive95% of 829,384 reviews2020
Dev: Kinetic Games
Windows
Median: 17.0 hrsMean: 50.9 hrs≥1hr: 95%
Phasmophobia is a 4 player online co-op psychological horror. Paranormal activity is on the rise and it’s up to you and your team to use all the ghost-hunting equipment at your disposal in order to gather as much evidence as you can.
Why similar: Horror 62.2%, Co-op 18.4%, Multiplayer 12.8%, 3D 5%, Action 1.7%
Why You'll Like It: A co-op horror staple that relies heavily on team communication and task management to survive.
- #20 Subterranauts
83% matchMostly Positive77% of 230 reviews2025
Dev: Asa Longino
Windows
Median: 2.3 hrsMean: 4.0 hrs≥1hr: 79%
Subterranauts is a 1-6 player multiplayer horror game with proximity voice chat and terrifying creatures. Your job is to complete assignments by gathering scrap for the Association of Scrap Allocation. Work together with your team to complete assignments, earn company Bucks, and survive!
Why similar: Horror 44.9%, 3D 20.7%, Multiplayer 16%, Action 9.2%, Atmospheric 9.2%
Why You'll Like It: Procedural co-op horror that emphasizes team-based survival and exploration in dangerous settings.
- #21 Anomaly Company
82% matchMostly Positive80% of 123 reviews2026
Dev: Kekdot
Windows
You and your crew are sent in to assess reality in this 4-player co-op horror game. Memorize the environment. Spot disturbing anomalies. Decide if the timeline is safe. One bad call—and you’re forced to start over.
Why similar: Horror 39.6%, Co-op 25.6%, 3D 14%, Multiplayer 12.4%, Atmospheric 8.4%
Why You'll Like It: A co-op horror game that focuses on psychological tension and team-based objectives.
- #22 Bunker Invaders
82% matchVery Positive81% of 135 reviews2024
Dev: Kelecik
Windows
A co-op horror game where you must scavenge for loot and maintain the bunker to keep it standing
Why similar: Time Management 45.2%, Horror 24.3%, Co-op 14.9%, Simulation 6.2%, Atmospheric 4.9%
Why You'll Like It: A co-op horror game that mimics the claustrophobic, task-based survival loop of Dread Not.
- #23 Backrooms Cleanup Crew
81% matchVery Positive91% of 460 reviews2025
Dev: On The Bridge Games
Windows
Median: 3.2 hrsMean: 5.1 hrs≥1hr: 87%
You and your crew are tasked with cleaning up after the last exploration team's ill-fated journey into the Backrooms. Dodge deadly incursions, scrub every surface, and leave no trace.
Why similar: Time Management 45.3%, Horror 15.4%, Co-op 12.4%, Simulation 8.6%, 3D 8.3%
Why You'll Like It: Features physics-based co-op tasks in a horror setting that require careful coordination.
- #24 Dreadline: Net Quota
80% matchMostly Positive71% of 222 reviews2025
Dev: Mana Brigade
Windows · Linux
Median: 1.5 hrsMean: 2.8 hrs≥1hr: 70%
Dreadline: Net Quota is a chaotic co-op game for up to 6 players set on dangerous seas. Catch fish with different rods or spearfishing, keep your boat afloat as systems fail, and survive unpredictable encounters without drowning as everything falls apart.
Why similar: Horror 32.4%, Co-op 21.8%, 3D 17.6%, Multiplayer 10.7%, Atmospheric 10.6%
Why You'll Like It: Combines horror with specific task-based objectives in a 3D first-person perspective.
- #25 Sync Or Sink
78% matchVery Positive91% of 141 reviews2025
Dev: Low Effort Interactive
Windows
Trapped in a sinking submarine, two players must communicate through walkie-talkies to solve puzzles, complete tasks, navigate the depths, and escape before time runs out.
Why similar: Cold War 35.6% ★, Submarine 22.7% ★, Underwater 10.3% ★, Co-op 9.1%, 3D 6.4%
- #26 Don't Shout Together
81% matchMostly Negative32% of 497 reviews2024
Dev: SinisterGamesPub: SinisterGames
Windows
Median: 1.2 hrsMean: 1.5 hrs≥1hr: 58%
If you scream, you and your entire team will die. You need to leave the dangerous forest before the timer runs out by either assembling a car or calling the police. If the set time expires, the entire team will perish. Time progresses when you move. Don't make the team wait for you!
Why similar: Horror 31.8%, Linear 16.3%, 3D 13.7%, Co-op 12.1%, Multiplayer 7.9%
Why You'll Like It: An action-horror game that requires careful coordination and stealth to survive.
- #27 The Oily Depths
78% matchVery Positive85% of 88 reviews2026
Dev: Ryan R. Burns
Windows
Operate an oil-drilling submarine while taking instructions from a mysterious voice. Fail your quota, and they’ll cut your oxygen. This is deep-sea horror. Obey or drown.
Why similar: Submarine 53.3% ★, Underwater 29.9% ★, Horror 8%, 3D 3.1%, Atmospheric 3%
- #28 Carrier Command 2
79% matchVery Positive82% of 3,688 reviews2021
Dev: GeometaPub: MicroProse Software
Windows · Mac
Median: 9.4 hrsMean: 15.6 hrs≥1hr: 92%
Carrier Command 2 is the real-time strategy game that puts you in command of a futuristic carrier capable of deploying a vast array of aircraft and amphibious units. Compete against AI or human players and hop into every single vehicle to take matters into your own hands!
Why similar: Simulation 42.1%, 3D 36.2%, Atmospheric 21.8%
Why You'll Like It: Offers complex asymmetrical vehicle management and tactical coordination similar to the Pilot/Mechanic dynamic.
- #29 Don't Panic! It is Just Turbulence
77% matchMixed70% of 285 reviews2026
Dev: Harmonia GamesPub: Aiolos Studios
Windows
Median: 1.7 hrsMean: 2.1 hrs≥1hr: 74%
A frantic co-op puzzle game where a Pilot and an Air Traffic Controller must communicate, decrypt, and improvise to save a failing aircraft. Talk fast, solve faster, and try not to crash.
Why similar: Time Management 53.6%, Puzzle 18%, Co-op 16%, 3D 6.5%, Multiplayer 4.1%
- #30 SHARK SIEGE - TOGETHER SURVIVAL
79% matchMixed47% of 51 reviews2024
Dev: EchoVerse CorePub: Midnight Games
Windows
Solo or CO-OP with friends, survive the siege and keep your vessel afloat in “SHARK SIEGE - TOGETHER SURVIVAL” where the deep blue sea is your adversary, and courage is your strongest ally. Join the voyage, if you dare!
Why similar: Co-op 33.1%, Realistic 21.7%, Simulation 20.6%, Multiplayer 14.6%, Atmospheric 10%
Why You'll Like It: A co-op survival game that pits players against underwater threats in a multiplayer environment.
- #31 NO BACKUP
76% matchMostly Positive71% of 577 reviews2026
Dev: Serundeox
Windows
Escape together or die alone. In this intense co-op bodycam horror game, you and your team are hunted by a relentless creature. Communicate, stay quiet, and fight to survive. Every move counts. Every sound could be your last.
Why similar: Horror 46.6%, Realistic 21.1%, Co-op 11.3%, Multiplayer 9%, Action 7.5%
- #32 CRUSH DEPTH
75% matchVery Positive98% of 58 reviews2025
Dev: Earth Giant
Windows
CRUSH DEPTH is first-person sci-fi horror game set at the bottom of the ocean. A salvage operation that would set you up for life goes sideways when you realize you're not alone down there. You'll solve puzzles and run from danger as you uncover the mysterious fate of Eclipse Station.
Why similar: Submarine 40.4% ★, Underwater 31.6% ★, Horror 7.2%, Puzzle 6.8%, Linear 5.4%
- #33 DEATH IN UNISON
74% matchOverwhelmingly Positive96% of 731 reviews2024
Dev: Blank Dream Studios
Windows
Median: 3.0 hrsMean: 2.9 hrs≥1hr: 83%
Survive the world's deadliest psychopaths. Experience a unique 2-player co-op experience that puts your teamwork and communication to the test. Complete your duties alone or with a partner in a prison like no other.
Why similar: Horror 31.4%, Puzzle 21.5%, Co-op 18.5%, 3D 14.3%, Atmospheric 7.9%
- #34 IT Simulator
76% matchVery Positive91% of 171 reviews2022
Dev: Bad Byte Games
Windows · Mac · Linux
IT Simulator is a co-op horror game where two players attempt to return power to an office building. Take the role of the all-seeing Control Room or the stealthy Repair Technician as you risk everything to d̶i̶s̶c̶o̶v̶e̶r̶ ̶t̶h̶e̶ ̶t̶r̶u̶t̶h̶ escape.
Why similar: Horror 32.3%, Linear 21.4%, Puzzle 21.3%, Co-op 9.5%, 3D 9.2%
- #35 Watch Your Back
77% matchMixed48% of 79 reviews2022
Dev: Studios Sant Marc S.L.
Windows
You are some small-time journalists, exploited by your boss. When an abandoned Cold War-era shelter is discovered, your boss sends you there to do the story of a lifetime. Only you two will know what awaits you in there...
Why similar: Cold War 66.1% ★, Horror 11.1%, Realistic 9%, 3D 7.5%, Action 4.3%
- #36 Dodgy Deliveries
74% matchMostly Positive71% of 2,403 reviews2025
Dev: Tomas GonzalezPub: Deliver Games
Windows
Median: 42 minMean: 1.6 hrs≥1hr: 34%
Co-op "Horror" game about running a delivery service with your friends! B̵̨̦͓͖̹̪̥̮͛̀̏̈́̐̔̉Ę̴̤̦̤͓̰̤́͗̚ ̵̨̺͓̱̞͔͉͙̀̂͂͋͠͠Ç̸̫͈̋͋͆̋̾̑̕͜Ä̴̛̟͑͛͋͂̌̕͜͝R̵̛͎̮̜̒̽̈́͂̓̒͘Ę̸͉̙̎̀͐͆Ḟ̶̼͖̭͇̗U̸̡̫͇̤̭̪̦̣̔Ḷ̶̛͖̙͗̋̈̇̕ ̷̡̢͕̦̜͚̌̎̃̔Ā̷̧͇͎̳͔̩̜̤̗͊̋Ţ̸̭̩͚̮͖͇̹̬̾ ̷͍̞̰͈̻̣͚̂̾ͅN̵̛̤͒̏̒͝Ḯ̵̡̘͇̖̏͘Ģ̸̛͙̥̞̽̀͒͜H̶̲̜̺̐̄͋͊̍̈́͘͜T̴̯̲̳̪͚̜̼̈͠
Why similar: Time Management 39.2%, Horror 20.6%, Co-op 14.1%, Simulation 9.6%, 3D 8.4%
- #37 How 2 Escape: Lost Submarine
72% matchVery Positive86% of 185 reviews2025
Dev: Breakfirst GamesPub: Maximum Entertainment
Windows
Team up with a friend to reach a lost submarine and prevent the outbreak of war. Work together on two devices to solve increasingly challenging puzzles, where each of you has your own unique role to play. 2 players: 1 buys the game, the other uses the free Companion App
Why similar: Puzzle 43.5%, Simulation 19.5%, Co-op 12.9%, Multiplayer 12.1%, Linear 11.9%
- #38 Find or be Found
72% matchMostly Positive72% of 139 reviews2025
Dev: Studio Downstairs
Windows
Burglars wanted! In this asymmetric 2 player co-op horror game, one hacker and one robber must collaborate and communicate to locate items in haunted houses. Search and survive to earn money and progress, but beware because you're not alone.
Why similar: Time Management 36.2%, Dialogue Heavy 24.6%, Horror 13%, Co-op 9.4%, Puzzle 8.7%
- #39 Death in the Water
75% matchMostly Positive72% of 300 reviews2019
Dev: Lighthouse Games Studio
Windows · Mac
Median: 24 minMean: 2.5 hrs≥1hr: 20%
How long will you survive in this open water diving experience as you go head to head with terrifying Great Whites as they threaten to tear you apart?!
Why similar: Underwater 70.7% ★, Horror 10.7%, Simulation 6.8%, 3D 4.4%, Multiplayer 3.8%
- #40 These Darker Tides
71% matchVery Positive92% of 77 reviews2025
Dev: Pixel Drip Games
Windows
Welcome [EMPLOYEE] to your new job protecting Deep Sea Cables from creatures of the deep. We're not liable for loss of limbs, sanity, or life while on the job. Don't forget to keep your desk clean and your eyes on those cameras!
Why similar: Underwater 41.5% ★, Time Management 24.5%, Horror 10.5%, 1980s 7.2%, Realistic 6.7%
- #41 Dreadway
70% matchMostly Positive77% of 196 reviews2026
Dev: ZweiBier IndiePub: Reality Twist GmbH
Windows
A co-op extraction horror for 1-4 players where you survive nuclear wastelands on a train. Scavenge scrap for fuel and supplies, and use voice mechanics to stay alive.
Why similar: Horror 42.3%, Co-op 20.9%, Atmospheric 15.4%, Multiplayer 14%, Action 7.4%
- #42 Return the Backrooms
73% matchMixed63% of 139 reviews2022
Dev: Skmaestro
Windows
Return the Backrooms is a Co-op horror game for 1-4 players where you can have a great time with your friends. Think, Explore, Wander, find the key items and try to escape. but be careful because something is lurking in the dark...
Why similar: Puzzle 24.3%, Horror 22.5%, Linear 20.7%, 3D 12.3%, Co-op 9.6%
- #43 Wolfpack
73% matchVery Positive88% of 2,063 reviews2019
Dev: Usurpator ABPub: SUBSIM
Windows
Median: 6.0 hrsMean: 23.4 hrs≥1hr: 91%
A crew of players experience the tense atmosphere of a WW2 U-boat, manning the stations in this realistic co-op simulation game. Several crews may play together in a wolfpack, completing missions based on iconic events during the different stages of German U-boat warfare. Solo play included.
Why similar: Submarine 60.9% ★, Underwater 20.3% ★, Simulation 6.8%, Co-op 6.4%, Realistic 3%
- #44 Inside the Backrooms
69% matchVery Positive80% of 46,110 reviews2022
Dev: MrFatcat
Windows
Median: 4.7 hrsMean: 15.0 hrs≥1hr: 87%
Inside the Backrooms is a horror multiplayer game mixed with different mechanics that will make you spend an intense night with friends. Explore, think, interact, but be careful, it is rumored that there are several entities wishing to find you...
Why similar: Horror 39.9%, Puzzle 22%, Co-op 13.9%, Multiplayer 12.9%, 3D 6.7%
- #45 Depth
71% matchVery Positive88% of 32,807 reviews2014
Dev: Ammobox Studios
Windows
Median: 4.5 hrsMean: 36.1 hrs≥1hr: 88%
Play as a shark or a diver in a dark aquatic world and overcome your enemies by employing cunning, teamwork, and stealth. Depth blends tension and visceral action as you team up against AI or be matched with other players in heart pounding combat.
Why similar: Underwater 61.8% ★, Horror 14.6%, Co-op 10.1%, Multiplayer 5.1%, Atmospheric 5%
- #46 Storebound
67% matchMostly Positive79% of 909 reviews2025
Dev: Embers
Windows
Median: 2.0 hrsMean: 2.5 hrs≥1hr: 85%
A 1-3 co-op puzzle horror game. Lost in an accursed megastore, work together to find the exit before its lurking horrors trap you forever.
Why similar: Puzzle 30.4%, Horror 30.1%, Co-op 22%, Atmospheric 9.3%, Multiplayer 8.2%
- #47 Depths of Madness
73% matchMixed43% of 56 reviews2019
Dev: Slap KrakenPub: SAU Game Lab
Windows
An atmospheric underwater horror game, can you evade and survive?
- #48 Subnautica 2
63% matchVery Positive91% of 98,787 reviews2026
Dev: Unknown Worlds Entertainment
Windows
Median: 8.8 hrsMean: 10.7 hrs≥1hr: 93%
Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.
Why similar: Underwater 62.8% ★, Horror 15.1%, Co-op 9.1%, Multiplayer 5.4%, 3D 3.4%
- #49 Depths of Sanity
69% matchVery Positive88% of 91 reviews2022
Dev: Bomb Shelter Games
Windows
A mysterious signal. A missing crew. And the one man trying to piece it all together. As Abe Douglas, dive deep into a fully underwater metroidvania to explore massive oceanic biomes, battle monstrous bosses, and piece together a mystery that threatens not only your crew, but your own sanity.
Why similar: Submarine 57.3% ★, Underwater 40.3% ★, Atmospheric 2.4%
- #50 Backrooms: What's Next
68% matchMixed65% of 65 reviews2025
Dev: SUDT Games
Windows
Backrooms: What's Next is a Co-op horror game up to 4 players, where you and your friends will explore the game, try to pass the game level using your mind, wit, remembering the places where you were
Why similar: Puzzle 28.6%, Horror 22.5%, Co-op 12.4%, Simulation 12.3%, 3D 12.1%
- #51 Containment Corp, Inc.
67% matchVery Positive94% of 111 reviews2024
Dev: Lich & Lily
Windows
A co-op horror game where you team up with friends to hunt anomalies and collect rare loot. Customize your loadouts, your looks, and get to work!
Why similar: Dark Humor 44.5%, Horror 26.6%, Realistic 12.5%, 3D 11.7%, Action 4.7%
- #52 The Backrooms Experiment
70% matchMixed60% of 72 reviews2023
Dev: Efe Mert
Windows
The Backrooms Experiment is a co-op walking simulator with horror and thriller elements. Find your way in Backrooms, avoid the entities, cheese entities with voices, explore the levels, cooperate with your friends, and most importantly, do not die.
Why similar: Dialogue Heavy 36.2%, Realistic 24.8%, 3D 21.1%, Co-op 12.7%, Multiplayer 5.2%
- #53 There Won't be Light
70% matchMixed56% of 56 reviews2022
Dev: BarCoffee Studio
Windows
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.
Why similar: Horror 42.2%, 3D 18%, Multiplayer 14.7%, Co-op 9.3%, Action 8.8%
- #54 MIMESIS
64% matchVery Positive85% of 9,316 reviews2025
Dev: ReLU Games, Inc.
Windows
Median: 3.2 hrsMean: 4.4 hrs≥1hr: 89%
4 Player co-op survival horror game. When the cursed rain falls, 'Mimesis' appear, perfectly imitating your teammates, bringing a new level of tension you've never experienced before.
Why similar: Time Management 61.7%, Horror 25.4%, Atmospheric 7.1%, Action 5.8%
- #55 Lastbane
68% matchMostly Negative26% of 53 reviews2025
Dev: Lionstone Studio
Windows
Lastbane is a CO-OP asymmetric horror game. Together with your friends, you must try to escape the map silently without being caught by sound-sensitive creatures that react to microphones and in-game voice chat.
Why similar: Dialogue Heavy 47.7%, Horror 27.7%, Realistic 17.6%, Multiplayer 7.1%
- #56 DON'T SCREAM TOGETHER
66% matchMixed53% of 2,253 reviews2025
Dev: Digital Cybercherries
Windows
Median: 1.5 hrsMean: 2.2 hrs≥1hr: 72%
A very simple co-op jumpscare horror experience where you and friends walk through a pitch black forest and try to stay quiet. Reach 8:00 AM without screaming or making a loud noise, or everyone dies. You will scream, shout, and probably laugh.
Why similar: Horror 45%, Co-op 14.5%, Realistic 13.7%, Multiplayer 11.3%, Simulation 9.9%
- #57 Backrooms: Escape Together
66% matchVery Positive88% of 36,535 reviews2022
Dev: Triiodide Studios
Windows
Median: 3.9 hrsMean: 5.7 hrs≥1hr: 91%
A visually lifelike co-op horror for 1-6 people. Journey through 10 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.
Why similar: Horror 31.1%, Co-op 15.5%, Puzzle 14.1%, Realistic 11.6%, Multiplayer 11.1%
- #58 Sonar Shock
67% matchVery Positive81% of 232 reviews2024
Dev: Raphael Bossniak
Windows · Linux
Submarine’s haunted! Hunt and be hunted in this horror dungeon crawler inspired by the decay of the Soviet Union (and immersive RPGs from the 90s).
Why similar: Submarine 46.7% ★, Cold War 39.1% ★, Horror 8.6%, Action 2.8%, Atmospheric 2.7%