
Somnium Tenebris is a 5-player, investigative horror game set in a Lovecraftian world. Explore the depths of the ocean with your team as you uncover evidence in your efforts to identify the megalithic creature... and escape before it's too late.
60+ similar titles based on shared tags and player behavior. Themes include Horror, First-Person, Action, Underwater.

Somnium Tenebris is a 5-player, investigative horror game set in a Lovecraftian world. Explore the depths of the ocean with your team as you uncover evidence in your efforts to identify the megalithic creature... and escape before it's too late.

Eresys
Eresys is a co-op horror game inspired from the works of H.P. Lovecraft. Teamwork is a key as players take on the roles of four cultists and face the terrifying entities together. Dynamic AI mechanics and unique enemies, Eresys promises to deliver a thrilling and spine-chilling gaming experience.

Wreck Below
A 1-4 player co-op deep-sea horror game where crews dismantle wrecks inside a paranormal oceanic phenomenon. Complete research operations, survive hostile entities, and uncover the source in the depths.
Eresys is a co-op horror game inspired from the works of H.P. Lovecraft. Teamwork is a key as players take on the roles of four cultists and face the terrifying entities together. Dynamic AI mechanics and unique enemies, Eresys promises to deliver a thrilling and spine-chilling gaming experience.
Why similar: Lovecraftian 35.5%, Online Co-Op 20.4%, Horror 12.1%, Co-op 11.2%, Mystery 9.3%
A 1-4 player co-op deep-sea horror game where crews dismantle wrecks inside a paranormal oceanic phenomenon. Complete research operations, survive hostile entities, and uncover the source in the depths.
Why similar: Underwater 47.4% ★, Online Co-Op 20.1%, Horror 10.8%, Procedural Generation 7.6%, Co-op 5.8%
1–4 player co-op Lovecraftian horror. Investigate paranormal phenomena across unstable dimensions, identify the entity haunting each world, extract primordial energy and escape before the wormhole collapses.
Why similar: Lovecraftian 24.9%, Online Co-Op 18.8%, Co-op 12.8%, Horror 11%, Mystery 9.7%
ABISMO is a co-op deep-sea horror game set on the abyssal floor of an alien planet. Descend alone or with up to 4 players into shifting trenches, explore derelict facilities, and recover what you need to survive while uncovering an analog-horror mystery hidden in corrupted VHS tapes.
Why similar: Underwater 31.8% ★, Lovecraftian 25.1%, Online Co-Op 14.8%, Procedural Generation 9.2%, Horror 8.3%
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 38.1% ★, Online Co-Op 17.6%, Horror 11%, Multiplayer 9.3%, Procedural Generation 8.8%
Hadalis is a co-op deep sea survival game where every mistake can be fatal. Alone or with a crew, descend into the hadal zone while keeping your fragile submersible intact as pressure, creatures, and failing systems push you to the brink. Will you endure the abyss?
Why similar: Underwater 33.5% ★, Online Co-Op 23.6%, Co-op 16.2%, Multiplayer 12.6%, Character Customization 8.3%
Open Waters is a first-person ocean survival horror game. Stranded in a small boat, you must navigate treacherous waters, evade creatures of the deep, and find your way back to safety before the ocean drags you into its depths.
Why similar: Underwater 47% ★, Lovecraftian 35.4%, Horror 14%, Exploration 1.7%, 3D 0.8%
COOPERATIVE UNDERWATER TRAITOR HORROR. 4 players. 1 mission. Descend into an abandoned base at the bottom of the ocean.
Why similar: Underwater 44.2% ★, Online Co-Op 22.5%, Horror 14.1%, Co-op 8.5%, Multiplayer 5.2%
Descend down the arctic depths in Crathos Deep, a cosmic horror narrative adventure. Explore the vast abyss with your submarine and utilize your expeditionary drone to reach the dark corners of the ocean. Investigate a lost research institute to unravel the unsettling mystery of its downfall.
Why similar: Lovecraftian 37.7%, Underwater 29.5% ★, Horror 15%, Mystery 11.3%, Exploration 3.2%
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: Underwater 39% ★, Lovecraftian 30.6%, Horror 10.5%, Mystery 9.3%, Interactive Fiction 8.1%
Go on expeditions with your friends to explore the depths in search of treasures, upgrade your gear, and dive back in deeper.
Why similar: Underwater 40.6% ★, Online Co-Op 18.4%, Hidden Object 13.2%, Horror 11%, Multiplayer 7.6%
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 50.7% ★, Co-op 14.4%, Horror 13%, Multiplayer 11.5%, Sandbox 3.8%
You and up to 7 fellow subcontractors have been hired to deliver volatile cargo through dangerous depths. Stay coordinated, keep the payload intact, and try not to panic when everything goes wrong. The company expects delivery.
Why similar: Underwater 37.7% ★, Online Co-Op 23.3%, Co-op 15.3%, Multiplayer 9.4%, Horror 7%
Dive into a surreal deep sea dream. Survive by devouring and evolving, and encounter a cast of strange, mysterious companions. Explore, upgrade, and uncover the "truth" hidden beneath the beautiful waves. This is more than an adventure—it is a dimension-breaking dive to the deep.
Why similar: Underwater 56.9% ★, Lovecraftian 36.8%, Exploration 2.9%, 3D 1.2%, Casual 1.1%
Sign of Silence is a 4-player cooperative horror game set in dreadful outskirts of Danwille town. Whether you will escape the place or stay here forever depends on cautious and coordinated actions of the whole team!
Why similar: Lovecraftian 26.1%, Co-op 21.2%, Horror 18.6%, Multiplayer 11.8%, Online Co-Op 10.6%
A lovecraftian roguelike. Dive into procedurally generated undersea caves. Collect gold, upgrade your equipment, and Feed the Deep.
Why similar: Underwater 37.1% ★, Lovecraftian 36.9%, Procedural Generation 11.4%, Horror 9.3%, Exploration 2.5%
Dive into an epic underwater world in "Fish Survivor" where you'll start as a small fish and embark on an exciting survival journey. Hunt, feed and grow into super-sized sea creatures as you explore an amazing underwater playground, all while evolving and gaining new abilities along the way.
Why similar: Underwater 65.3% ★, Multiplayer 11.6%, Online Co-Op 11.3%, Co-op 8.9%, Simulation 2.2%
"Devil Must Die: The Last Supper" is a horror game. It is a Cthulhu horror game where players, as the followers of the goddess, enter a castle full of demons. To win, they can either search for clues inside the castle to obtain sufficient information about the demons or eliminate the demons there.
Why similar: Lovecraftian 41.4%, Online Co-Op 17.8%, Co-op 14%, Horror 12.2%, Multiplayer 9.4%
COLD ABYSS is a relaxing and atmospheric exploration game where you repair internet cables on the bottom of the ocean. There are no enemies or other forms of danger down there. Just you.
Why similar: Underwater 42% ★, Lovecraftian 27.8%, Horror 10.1%, Mystery 9.6%, Exploration 2.6%
Underwater, you're alone. Or almost alone. You're a diver doing routine work: cleaning the seabed, collecting waste, fixing pipes. But deep down there's always something wrong. Explore, repair, survive — and try not to lose your mind.
Why similar: Underwater 40.3% ★, Lovecraftian 33%, Mystery 10.8%, Horror 10.7%, Exploration 1.9%
School labyrinth is a 1~4 co-op horror game set in a randomly generated school at night. Cooperate with your friends and try to escape from the school building!
Why similar: Online Co-Op 32.4%, Horror 22.7%, Procedural Generation 16.8%, Multiplayer 14%, Co-op 12%
PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?
Why similar: Online Co-Op 29.1%, Co-op 19.1%, Multiplayer 15.5%, Procedural Generation 10.3%, Character Customization 7.2%
An online co-op horror game where you pacify, weaken and capture supernatural creatures for PAH Inc. Each level has a different story, unique monsters, and multiple endings. Play single player or together with up to 6 friends. Includes proximity voice chat with fun effects.
Why similar: Online Co-Op 32.8%, Horror 24.3%, Multiplayer 15.3%, Co-op 14.9%, Procedural Generation 5%
A co-op horror game like no other... Play with 1-8 players online as you solve puzzles, collect items and run from the horrors that lie within. Follow in the footsteps of Joan in the story mode or tackle procedurally generated maps that scale with your level and bring a fresh experience each game..
Why similar: Lovecraftian 24.7%, Online Co-Op 19.7%, Co-op 13%, Horror 12.8%, Procedural Generation 10.9%
Dive into an unforgiving underwater nightmare alone or with friends! Complete deadly missions for the Union in the terrifying depths of Gornak. Repair broken pipes, replace defective equipment, and gather scattered body parts to pay off your debt... if the local fauna doesn't get you first.
Why similar: Underwater 39.3% ★, Lovecraftian 25%, Co-op 12.7%, Hidden Object 10.4%, Horror 9.2%
Swim deeper and deeper into this underwater horror game. Explore open worlds, save your friends, escape monstrous creatures....What are you waiting for? the depths are beckoning you to go deeper!
Why similar: Underwater 50.1% ★, Lovecraftian 31.3%, Horror 10%, Exploration 2.7%, 3D 2.1%
Manage an old, rundown nuclear power plant with up to 6 friends in online co-op. Fix hazards before you put the reactor in critical condition, manage the chaos to avoid a meltdown, and try not to get in the way of your coworkers.
Why similar: Online Co-Op 28.3%, Co-op 19.4%, Multiplayer 15%, Character Customization 14.4%, Mystery 7.3%
Explore a shifting haunted house alone or with friends in online co-op. Watch every room carefully, uncover disturbing anomalies, and question what is real as the house grows stranger with every new discovery.
Why similar: Online Co-Op 28.5%, Co-op 23.4%, Horror 12.9%, Multiplayer 12.7%, Mystery 10.4%
Quack Hunters is a co-op monster hunt featuring the world’s bravest ducks! Grab your gear from the van, track the monsters, and secure the catch before the sun comes up. But stay sharp – your beam gun is prone to overheating in the heat of the moment!
Why similar: Online Co-Op 25.8%, Co-op 20%, Multiplayer 13.7%, Procedural Generation 13.5%, Character Customization 9.5%
Journey to Lammana, through the historic 'found footage' of William H Boston. Explore the cursed island off Cornwall's coast. Retrace the steps of a young man who disappeared in 1924. 'Play through' surviving footage to discover a dark mystery involving treasure, exploration and sea monsters.
Why similar: Lovecraftian 42.1%, Underwater 26.4% ★, Mystery 14.8%, Horror 8.5%, Casual 3.3%
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: Online Co-Op 26.7%, Co-op 16.8%, Horror 14.1%, Mystery 11.5%, Multiplayer 11%
Magnavis is a first-person 3D horror game for 1–4 player co-op. Pilot your submarine through tight caves without crashing, complete assigned missions, repair damaged systems, and whatever you do, don’t die.
Why similar: Underwater 38.4% ★, Online Co-Op 18.9%, Procedural Generation 10.5%, Co-op 10.5%, Horror 9.6%
A procedural open-world survival craft game for 1-10 players. Explore a primitive but dangerous place with a different evolutionary path; here, wildlife is oversized, Neanderthals still exist, and curses are real.
Why similar: Underwater 33.8% ★, Online Co-Op 21.2%, Co-op 10.8%, Procedural Generation 9.9%, Character Customization 8.8%
F-Rank Hunter: Survivor is a 1–4 player co-op game where you mine Mana Stones inside dangerous Gates. Escape threats, pay your taxes, and grow from a powerless F-Class into a true Hunter—alone or with your team.
Why similar: Online Co-Op 33.8%, Co-op 22.3%, Horror 14%, Multiplayer 12.9%, Procedural Generation 12.3%
An online co-op horror game for 1 to 4 players. Find and destroy cursed objects to weaken the ghost before dispatching it for good. Whether exploring alone or with friends, something menacing could be lurking behind every door you unlock, so remember to bring a flashlight and don’t let it get you.
Why similar: Online Co-Op 30.9%, Horror 19.6%, Co-op 19.5%, Multiplayer 13.7%, Procedural Generation 8.3%
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: Underwater 33.7% ★, Lovecraftian 29.5%, Co-op 13.9%, Online Co-Op 12.4%, Multiplayer 7.4%
Vicera is an online co-op game. Play as relic hunters, solving enigmatic mysteries and escaping a terrifying monster. Will you dare to face the darkness to find the cursed relics?
Why similar: Online Co-Op 26.4%, Co-op 17.6%, Horror 15.2%, Multiplayer 11.9%, Mystery 11%
"Tales of Escape" is a series of 6 person multiplayer escape room adventures for virtual reality or desktop pc! Gather your friends and choose a story to play!
Why similar: Co-op 22%, Online Co-Op 19.9%, Horror 14.8%, Multiplayer 14.4%, Hidden Object 11.3%
Follow the Rules is an immersive 1-4 player co-op horror experience. As a night shift guard, your mission is to protect haunted locations. The key to survival lies in strictly following a set of vital rules. Will you make it through the night?
Why similar: Lovecraftian 31.6%, Online Co-Op 15.1%, Mystery 15%, Horror 14.9%, Co-op 11.5%
We Gotta Go is a co-op horror comedy that’ll scare the crap out of you—literally. Team up to reach the only bathroom in a haunted mansion before your bowels betray you. Scavenge for items, fend off ghosts, and fight through cursed halls together in a desperate hunt for sweet relief.
Why similar: Lovecraftian 27.9%, Online Co-Op 20.9%, Co-op 14.2%, Horror 11.3%, Character Customization 11.1%
Cursed Weekend is a game for a group of five players in which: four trapped young people and one sneaking evil. But what kind of evil, this is exactly what you have to find out. Maniac killer, poltergeist, cursed doll, demon or ... You never know for sure.
Why similar: Online Co-Op 32.2%, Co-op 21.7%, Horror 20.8%, Character Customization 12.4%, Multiplayer 8.8%
Friendslop Drive is a chaotic co‑op driving game where one car is shared by multiple players. As one of the top friendslop games, teamwork and rivalry collide on a mysterious island. Can your crew reach the PEAK of madness and escape together? Only the best bros survive the ride!
Why similar: Online Co-Op 29.4%, Co-op 20.2%, Multiplayer 15.7%, Procedural Generation 11.5%, Character Customization 6.2%
THE SHORE is a first person story driven game with an atmospheric environment and narrations, You will encounter mysterious creatures and unravel the secrets behind them. Strong elements of horror, struggle to survive an unknown world that will make you question your own sanity.
Why similar: Lovecraftian 47.7%, Underwater 31.6% ★, Horror 13.3%, Mystery 3.2%, Exploration 2.9%
Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.
Why similar: Underwater 40.5% ★, Online Co-Op 24.5%, Horror 12.8%, Multiplayer 10.3%, Co-op 9.3%
Hush: In Search of Dominic Ward is a co-op, room scale, virtual reality escape room experience. Take on the roles of Sam and their closest friend as they try to unravel the mystery of what has become of Dominic Ward (Sam's Uncle).
Why similar: Lovecraftian 46.7%, Online Co-Op 21%, Mystery 16.4%, Co-op 15.9%
Fearwoods is a co-op survival horror where light and silence are your only weapons. Explore the cursed forest, uncover Aveline’s story, evade a relentless demon, and fight for escape before the darkness consumes you.
Why similar: Online Co-Op 33.8%, Horror 22.7%, Co-op 20.5%, Multiplayer 15.1%, 3D 3.2%
Gospel Of Steel is a first-person deep-sea welding horror game set in the shadow of a dying, bio-mechanical god. While employed by a cult, the player explores the depths alone, repairing pipelines and fending off the hostile ecosystem.
Why similar: Underwater 77.8% ★, Horror 16%, 3D 3.1%, First-Person 1.6%, Singleplayer 1.3%
Trapped in a cursed tomb, cooperate to survive and escape the forsaken ruins in which the shadows creep closer… or succumb to corruption and hunt down those who were once your allies. An asymmetrical co-op experience for up to 6 players
Why similar: Lovecraftian 37.8%, Online Co-Op 28.7%, Co-op 8.4%, Procedural Generation 6.9%, Character Customization 5.5%
Thalassophobia - 2D game that combines survival and roguelike features. A desperate struggle for the survival of the crew and battles with gigantic creatures, inspired by the pantheon of Lovecraft's monsters awaits you.
Why similar: Underwater 44.2% ★, Lovecraftian 43.5%, Horror 11.9%, Singleplayer 0.4%
Stirring Abyss is an indie tactical squad-based game with strong RPG elements in which you uncover the ancient mysteries of the depths depicted in the classic vein of Lovecraftian horror.
Why similar: Underwater 49% ★, Lovecraftian 44.7%, Horror 5.3%, Singleplayer 0.8%, Indie 0.3%
Step into the chilling world of paranormal investigation. Gather crucial information from a haunted location using specialized equipment, all while staying one step ahead of the ghost. Experience the psychological horror alone or in a team of up to 4 players.
Why similar: Online Co-Op 22.9%, Lovecraftian 22.9%, Co-op 14.5%, Horror 13.7%, Multiplayer 10.6%
Your goal is simple, spot anomalies to escape. Play alone or together with up to 8 players in online co-op. Make the right decisions to advance to the next level, or risk being reset to the beginning!
Why similar: Online Co-Op 25.1%, Co-op 16.3%, Horror 13.5%, Mystery 12.6%, Hidden Object 12%
The post-apocalypse. When some are trying to survive in a new world, others join the detective agency "Peace Dice", which searches for evidence of mutants. Go on a raid and don't come back empty-handed!
Why similar: Co-op 18.9%, Procedural Generation 18.2%, Horror 16.9%, Hidden Object 12.7%, Multiplayer 11%
Explore, Fish and discover the mysteries hidden within Lake Facade. A short narrative puzzle/adventure game with multiple endings and secrets to find.
Why similar: Underwater 36.2% ★, Lovecraftian 35.6%, Horror 11.4%, Mystery 10.1%, Exploration 2.8%
A 3D survival experience set within a cramped one-man submarine exploring a hostile ocean trench.
Why similar: Underwater 31.5% ★, Lovecraftian 30%, Horror 15.9%, Mystery 13.2%, Interactive Fiction 4.7%
Exorcist Simulator is a 1‑4 player online co‑op horror where every play asks the same, terrible question: Will you cast out the Devil —or wear his skin?
Why similar: Lovecraftian 31.2%, Online Co-Op 18.7%, Co-op 12.2%, Mystery 11.9%, Horror 10.4%
DEATH FROM BELOW is a 1-4 player co-op horror game where you and your crew hunt for sunken relics on a steam-powered trawler: navigate cursed waters, operate your ship's steam-driven machinery, and sharpen your harpoon. Beware of the eldritch creatures guarding their treasures beneath the surface.
Why similar: Online Co-Op 27.5%, Lovecraftian 25.5%, Co-op 18.7%, Horror 12.6%, Multiplayer 9.3%