
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 Action, Horror, First-Person, 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 horror game where you dive into haunted wrecks to dismantle them and escape before you are noticed.
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 35.4%, Online Co-Op 20.6%, Horror 12.1%, Co-op 11.3%, Mystery 9.3%
A 1-4 player co-op horror game where you dive into haunted wrecks to dismantle them and escape before you are noticed.
Why similar: Underwater 47.4% ★, Online Co-Op 20.2%, Horror 10.8%, Procedural Generation 7.6%, Co-op 5.8%
Co-op cosmic horror game for up to 4 players. Explore dimensions inspired by Lovecraft’s tales, gather primordial energy, extract alien artifacts, investigate paranormal phenomena, and keep the wormhole open… or be lost forever.
Why similar: Lovecraftian 24.7%, Online Co-Op 19%, 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 31.9% ★, Lovecraftian 25%, Online Co-Op 14.9%, Procedural Generation 9.3%, Horror 8.2%
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 23.7%, Co-op 16.1%, Multiplayer 12.5%, Character Customization 8.3%
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 22.6%, Horror 14%, Co-op 8.5%, Multiplayer 5.1%
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 37.5%, Underwater 29.6% ★, Horror 15%, Mystery 11.4%, Exploration 3.2%
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 40.7% ★, Online Co-Op 18.4%, Hidden Object 13.1%, Horror 10.9%, Multiplayer 7.6%
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 57.8% ★, Lovecraftian 37.1%, Exploration 2.9%, 3D 1.2%, First-Person 1%
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 23.4%, Co-op 15.3%, Multiplayer 9.3%, Horror 7%
Immerse yourself in a new adventure with Subnautica 2, an open-water survival game from the creators of the Subnautica series. Play alone or with friends as you explore alluring biomes and discover fascinating creatures. Craft vehicles, tools, and bases to survive this mysterious alien world.
Why similar: Underwater 51% ★, Co-op 14.1%, Horror 13.2%, Multiplayer 11.2%, Sandbox 4%
A lovecraftian roguelike. Dive into procedurally generated undersea caves. Collect gold, upgrade your equipment, and Feed the Deep.
Why similar: Underwater 37.3% ★, Lovecraftian 36.6%, Procedural Generation 11.4%, Horror 9.3%, Exploration 2.5%
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 39.1% ★, Lovecraftian 30.5%, Horror 10.5%, Mystery 9.3%, Interactive Fiction 8.1%
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 11.5%, Online Co-Op 11.4%, Co-op 8.9%, Simulation 2.2%
What'SUB is a 4-player co-op submarine extraction game where a crew of divers pilots a rust-bucket submarine into the depths to recover treasure from the ocean’s graveyard. Gear up in the harbor before each dive, then risk everything in hostile depths to bring your haul back to the surface.
Why similar: Underwater 29% ★, Online Co-Op 19.2%, Co-op 13.8%, Procedural Generation 13.1%, Character Customization 9.2%
"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 41.2%, Online Co-Op 18%, Co-op 14%, Horror 12.2%, Multiplayer 9.4%
Magnavis is a first-person 3D horror game for 2–4 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 39.6% ★, Online Co-Op 19%, Procedural Generation 11.4%, Horror 9.9%, Co-op 9.6%
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 42.1% ★, Lovecraftian 27.7%, Horror 10.1%, Mystery 9.7%, 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 40.5% ★, Lovecraftian 32.7%, Mystery 10.8%, Horror 10.7%, Exploration 1.9%
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 24.6%, Online Co-Op 19.8%, Co-op 13.1%, Horror 12.7%, Procedural Generation 11%
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 28.9%, Co-op 18.9%, Multiplayer 15.3%, Procedural Generation 10.5%, Character Customization 7.3%
There is reportedly an evil inside that house. Something about an old funeral parlor offering a last chance to talk to their dead loved ones. Plus something about lights, laughter, a girl, missing people, etc... You know the same stuff everyone claims. Take a team, and check the place out.
Why similar: Online Co-Op 32.9%, Horror 24.2%, Multiplayer 15.2%, Co-op 14.9%, Procedural Generation 5%
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 32.5%, Horror 22.6%, Procedural Generation 17%, Multiplayer 13.9%, Co-op 11.8%
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 50.3% ★, Lovecraftian 31.1%, Horror 10%, Exploration 2.7%, 3D 2.1%
Depth Diver is a single-player and cooperative adventure game where you go on an underwater journey alone or with your friends to gather resources and repair underwater facilities in dangerous waters.
Why similar: Underwater 39.5% ★, Lovecraftian 24.9%, Co-op 12.7%, Hidden Object 10.3%, Horror 9.2%
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 41.9%, Underwater 26.5% ★, Mystery 14.9%, 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 26.8%, Co-op 16.7%, Horror 14.1%, Mystery 11.5%, Multiplayer 11%
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 21.3%, Co-op 10.8%, Procedural Generation 9.9%, Character Customization 8.8%
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 44.4% ★, Lovecraftian 43.3%, Horror 11.9%, Singleplayer 0.4%
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 34%, Co-op 22.2%, Horror 14%, Multiplayer 12.9%, Procedural Generation 12.3%
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 26.5%, Co-op 17.6%, Horror 15.1%, Multiplayer 11.8%, Mystery 11%
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 34% ★, Lovecraftian 29.1%, Co-op 13.9%, Online Co-Op 12.5%, Multiplayer 7.5%
"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 22.1%, Online Co-Op 19.9%, Horror 14.7%, Multiplayer 14.4%, Hidden Object 11.3%
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 32.3%, Co-op 21.7%, Horror 20.7%, Character Customization 12.5%, 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 29.6%, Co-op 20.2%, Multiplayer 15.6%, Procedural Generation 11.5%, Character Customization 6.2%
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 31.4%, Online Co-Op 15.2%, Mystery 15%, Horror 14.9%, Co-op 11.5%
Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.
Why similar: Underwater 40.5% ★, Online Co-Op 24.6%, Horror 12.7%, Multiplayer 10.3%, Co-op 9.3%
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 43.3%, Online Co-Op 26.6%, Co-op 8.8%, Procedural Generation 7.2%, Multiplayer 5.4%
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 46.5%, Online Co-Op 21.2%, Mystery 16.5%, Co-op 15.9%
UnSeen : you won't see death coming. A first person horror game about immersion, where truth and madness are never far away. Be careful... fear is on your feet.
Why similar: Lovecraftian 47.1%, Horror 17.8%, Mystery 16.2%, Hidden Object 12%, Exploration 3.7%
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 22.6%, Co-op 20.6%, Multiplayer 15.1%, 3D 3.3%
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 25.2%, Co-op 16.3%, Horror 13.4%, Mystery 12.7%, Hidden Object 11.9%
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 23.1%, Lovecraftian 22.8%, Co-op 14.5%, Horror 13.6%, Multiplayer 10.5%
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 18.3%, Horror 16.9%, Hidden Object 12.7%, Multiplayer 10.8%
Escape a confusing cave system without being eaten in this short, underwater horror game.
Why similar: Underwater 72.7% ★, Horror 16.4%, Sandbox 4.9%, 3D 3.3%, First-Person 1.3%
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 31.1%, Online Co-Op 18.8%, Co-op 12.2%, Mystery 12%, Horror 10.4%
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 36.3% ★, Lovecraftian 35.4%, Horror 11.3%, Mystery 10.2%, Exploration 2.8%
Explore atmospheric, spooky mazes. Bring tools with you to test evidence scattered throughout the mazes. Uncover the identity of the monster while avoiding becoming its next victim. Lay out a trap with the right bait to capture it or use your instincts to escape to hunt another day.
Why similar: Lovecraftian 36.1%, Online Co-Op 20.9%, Horror 12%, Co-op 10.3%, Procedural Generation 10.2%
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.
Why similar: Lovecraftian 24.1%, Online Co-Op 21.6%, Co-op 14.4%, Horror 13.7%, Mystery 10.8%
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 49.2% ★, Lovecraftian 44.5%, Horror 5.3%, Singleplayer 0.8%, Indie 0.3%
A raccoon co-op horror extraction game. Infiltrate procedural ruins, loot everything and extract the relic. Mammon, the Greed Demon, is watching… Stay away from his curse!
Why similar: Online Co-Op 35.7%, Horror 18.4%, Co-op 15.2%, Multiplayer 15%, Procedural Generation 11.1%
Explore the abandoned city deep beneath the ocean. Gather resources before your oxygen runs out, and cooperate with your teammates amidst the threat of monstrous creatures. A cooperative underwater survival action game where a single decision can mean life or death.
Why similar: Underwater 55.2% ★, Online Co-Op 28.6%, Multiplayer 8%, Exploration 2.7%, Simulation 1.8%
Data Breach is a 1–4 player co-op game. Steal data and break into facilities, then reach the train before your battery dies. Earn Jolts to buy equipment. Stay longer for bigger hauls, but if you miss extraction, you’re recommissioned. Pro tip: be nice to the train driver, he leaves on time.
Why similar: Online Co-Op 29.8%, Co-op 20.7%, Horror 15.7%, Character Customization 13.3%, Multiplayer 12.5%
Drawn by whispers of hidden gold, you and your team enter the abandoned island. But the dig awoke something that should have stayed buried. In this 4-player co-op horror, solve puzzles, uncover the truth, and escape with the treasure — or join the others who never left.
Why similar: Online Co-Op 31.7%, Horror 21.6%, Mystery 19.2%, Co-op 13.8%, Multiplayer 7.5%
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 40.9% ★, Lovecraftian 32.3%, Horror 10.9%, Mystery 9.5%, 3D 2.1%