Games like O2

98%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:gameplay

98% User Score Based on 63 reviews

Descending to the ocean floor, Riley, a salvage engineer, is hoping to score a massive payday. Her team has discovered a forgotten distress signal coming from an abandoned navy research station at the bottom of the Antarctic ocean. If she can manage to get inside and release the reactor core's emergency ejection system, they'll be set for life! In CRUSH DEPTH, you will experience atmospheric, retr… If you enjoyed this game, see our list of games similar to CRUSH DEPTH.

65%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay, optimization

88% User Score Based on 25 reviews

Explore five prehistoric oceans on desktop or in VR. Photograph 48 species from three perspectives, collect DNA samples, and expand your walk-in aquarium. Upgrade your equipment and return to base before your oxygen runs out. If you enjoyed this game, see our list of games similar to Paleo Dive.

36%Game Brain Score

Most mentioned positive aspects:atmosphere, replayability

Most mentioned negative aspects:story, gameplay

58% User Score Based on 12 reviews

Abyssal Trench is a single-player, first-person psychological horror game set deep underwater. You play as a lone explorer who awakens from cryo-sleep after a failed mission. Your escape pod is out of fuel, your team is missing, and a mysterious AI voice directs you to investigate three abandoned drilling sites scattered across the seafloor. In this narrative-driven horror experience, you must pi… If you enjoyed this game, see our list of games similar to Abyssal Trench.

87%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

97% User Score Based on 188,796 reviews

Critic Score 77%Based on 12 reviews

Survive in an underwater open-world If you enjoyed this game, see our list of games similar to Subnautica.

90%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding

90% User Score Based on 52 reviews

A first-person horror game where you play as Daniel, a Maritime Operative trapped alone aboard a submarine. Sent to investigate an abandoned deep-sea colony, you uncover dark secrets as terrifying horrors await in its depths. If you enjoyed this game, see our list of games similar to Hell Dive.

69%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music, replayability

69% User Score Based on 54 reviews

Conversation is a dangerous game. Manipulate a fractured band of renegade divers to reach the depths of this short narrative puzzle. Uncover alliances and expose betrayals — before something horrific from the dark abyss silences you all. Don’t let the conversation get too deep. If you enjoyed this game, see our list of games similar to Sub-Verge.

30%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:monetization, atmosphere

35% User Score Based on 37 reviews

In a quiet Canadian town with a population of 17 thousand, people start disappearing; especially women and children. A spouse of a disappeared woman discovered what happened, and returns from his business trip. Once he comes back, he realizes that his family was not the only one to disappear. If you enjoyed this game, see our list of games similar to Mike was Сursed.

93%Game Brain Score

Most mentioned positive aspects:atmosphere, gameplay

Most mentioned negative aspects:replayability, grinding

93% User Score Based on 12,186 reviews

A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon. If you enjoyed this game, see our list of games similar to Iron Lung.

89%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:grinding, replayability

96% User Score Based on 42,766 reviews

Critic Score 82%Based on 48 reviews

DREDGE is a single-player fishing adventure with a sinister undercurrent. If you enjoyed this game, see our list of games similar to DREDGE.

64%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay, replayability

64% User Score Based on 55 reviews

Embark on a captivating odyssey in "DEEPER CREEPER LUST" – where the sea holds secrets, and every choice you make shapes the course of an unforgettable adventure. Are you ready to plunge into the depths of mystery and magic? If you enjoyed this game, see our list of games similar to DEEPER CREEPER LUST.

53%Game Brain Score

Most mentioned positive aspects:atmosphere, graphics

Most mentioned negative aspects:gameplay, story

67% User Score Based on 30 reviews

ROOM 4 is a short, narrative-driven psychological horror experience. Explore the eerie quiet of an old roadside motel, uncover its dark secret, and survive the night before you become the next missing guest. ⚠️ Content WarningThis game contains themes of isolation, confinement, psychological manipulation, and implied violence. It may be disturbing for some players. Player discretion is advised. If you enjoyed this game, see our list of games similar to Just A Scare.

47%Game Brain Score

Most mentioned negative aspects:gameplay, story

80% User Score Based on 10 reviews

Separated by Nightmares: Where Duty Dies merges first-person puzzles with a poignant narrative. A driven lieutenant, haunted by hidden grief, confronts a sudden blackout. Clues force him to face buried truths, while a lurking darkness waits in the shadows. If you enjoyed this game, see our list of games similar to Separated by Nightmares: Where Duty Dies.

56%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:graphics

92% User Score Based on 12 reviews

Explore an isolated space station to uncover a dark secret behind the station's true purpose. Search for clues in a 1st person perspective. Question your crewmates. Research your loss of memory. Discover what happened to the missing Overseers. This experimental interactive short story will keep you guessing until the very end! FEATURES Immersive First Person perspective. Fully vocalized by ta… If you enjoyed this game, see our list of games similar to Forever Space: First Person Edition.

58%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay

73% User Score Based on 30 reviews

Who are you? A question that haunts you as strange events unfold around you. You're trapped in a house that feels eerily familiar, yet it twists and reshapes itself with every cycle. Reality warps, rooms shift, and the boundaries between past and present blur. Your mind fractures with every second spent inside, teetering on the edge of sanity. Will you uncover the truth, or will you be lost to th… If you enjoyed this game, see our list of games similar to MIRROR MIRROR.

69%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay

89% User Score Based on 28 reviews

Descend into the abyss, where every step confronts the darkness within. DeAnima is a first-person dungeon crawler that resurrects the unforgiving spirit of the original Rogue for a modern audience. Set in a sprawling, medieval dungeon steeped in dark fantasy, you embody a lone wanderer seeking the fabled Crown of Nivek. About DeAnima Classic Traditional Roguelike: Experience true permadeath, tu… If you enjoyed this game, see our list of games similar to DeAnima.

Deep Saturation is a short dread-driven surface vessel horror game inspired by real-world limnic disasters and the claustrophobic terror of analog scientific equipment.FEATURES Experimental atmospheric gameplay where thick fog limits your vision and isolation breeds paranoia Navigate treacherous waters using only radar, coordinates, and a single-use deep-water camera Document the undocumented th… If you enjoyed this game, see our list of games similar to Deep Saturation.

83%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:stability, optimization

83% User Score Based on 690 reviews

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. If you enjoyed this game, see our list of games similar to Darkwater.

75%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:optimization, monetization

75% User Score Based on 93 reviews

UNDERWARD is a 1-4 player co-op horror exploration game. Investigators must carry «TEST-SUBJECT» monsters from a deadly underground abandoned hospital ward. If you enjoyed this game, see our list of games similar to UNDERWARD.

40%Game Brain Score

Most mentioned positive aspects:atmosphere, graphics

Most mentioned negative aspects:gameplay, story

52% User Score Based on 29 reviews

Instead of a traditional flashlight, a camera flash – a brief, flickering, blinding light that reveals dark secrets and leaves you in total darkness when it fades. Every step is a fight for survival, and the use of the flash completely redefines the way you explore dark locations. If you enjoyed this game, see our list of games similar to HorrorCore: Maze and Pools of Horror.

59%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:atmosphere, monetization

78% User Score Based on 27 reviews

"Deepest Trench" is an exhilarating local co-op or Single player game that plunges players into the depths of the Mariana Trench for a secretive military operation. With immersive gameplay and breathtaking visuals, players must work together to navigate treacherous underwater terrain, uncovering hidden mysteries and face unexpected dangers along the way. As they dive deeper into the abyss, communi… If you enjoyed this game, see our list of games similar to Deepest Trench.

73%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:gameplay

100% User Score Based on 24 reviews

Research Facility G-1-6 has gone dark. Your mission: reestablish contact and investigate the communication blackout. Equipped with AEGIS-scanner and a flashlight, uncover what is really going on here. If you enjoyed this game, see our list of games similar to Quantum Sleeper.

63%Game Brain Score

Most mentioned positive aspects:atmosphere, story

Most mentioned negative aspects:monetization, gameplay

78% User Score Based on 32 reviews

Embark on an epic adventure as Sebastian Harrington, a passionate archeology grad student turned explorer, in search of his missing professor. Six weeks ago, Dr. Albert J. Montgomery III announced the discovery of a hidden temple, but he never returned. Now, Sebastian must dive into ancient temple ruins, solve intricate puzzles, and uncover hidden secrets. Will you reveal the mysteries within the … If you enjoyed this game, see our list of games similar to Temple of Shadows.

90%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:optimization, grinding

90% User Score Based on 243 reviews

Attention Operator, You have been selected to oversee a critical mission. Our team of elite soldiers is set to descend into a newly discovered abyss, believed to lead to uncharted territories beneath the earth. Your role is to monitor the soldiers' progress, ensuring their safety and collecting data. Monitor Your TerminalsAs they venture deeper, remain vigilant and provide guidance based on their … If you enjoyed this game, see our list of games similar to Below, Rusted Gods.

88%Game Brain Score

Most mentioned positive aspects:gameplay, humor

Most mentioned negative aspects:stability, grinding

88% User Score Based on 2,859 reviews

Co-op diving horror. Eliminate all traces of your employer's failed experiments from their abandoned underwater labs. Navigate your submarine, dive down with your crew, remove all corpses, but watch out for the abyssal terrors lurking. If you enjoyed this game, see our list of games similar to Murky Divers.

35%Game Brain Score

Most mentioned positive aspects:graphics, atmosphere

Most mentioned negative aspects:gameplay, story

45% User Score Based on 29 reviews

Stardiver is a sci-fi, single-player, action-adventure game where you pilot a ship, fight enemies, and slay Bosses. The game takes place entirely underwater.Stardiver will take you to an unknown world in which you’ll experience exciting fights, and discover new species and places. And you’ll take care of resources supply, crafting items in your base, and developing your own ship. If you enjoyed this game, see our list of games similar to Stardiver.

67%Game Brain Score

Most mentioned positive aspects:atmosphere, humor

Most mentioned negative aspects:gameplay, story

84% User Score Based on 31 reviews

Circus of TimTim is a Stealth Horror Survival Game about two siblings trying to sneak inside the most hunted carnival of all time to recover lost items with a metal detector device, however enemies are roaming around and they can hear your every step in the circus. This is a first person stealth adventure horror game that takes place inside a run-down circus. Play as a sibling tasked to find her b… If you enjoyed this game, see our list of games similar to Circus of TimTim - Mascot Horror Game.

76%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:grinding, replayability

78% User Score Based on 406 reviews

Critic Score 75%Based on 17 reviews

An underwater exploration game: Explore the depths of a surreal, hand-drawn abyss. Possess sea creatures and make use of their unique abilities to solve environmental puzzles, traveling ever deeper into the void… If you enjoyed this game, see our list of games similar to SILT.

85%Game Brain Score

Most mentioned positive aspects:graphics, gameplay

Most mentioned negative aspects:replayability, optimization

85% User Score Based on 1,731 reviews

Experience the wonder and majesty of the ocean through a series of habitats and come face to face with some of the most awe inspiring species on the planet. If you enjoyed this game, see our list of games similar to theBlu.

86%Game Brain Score

Most mentioned positive aspects:story, music

Most mentioned negative aspects:grinding, stability

92% User Score Based on 8,505 reviews

Critic Score 80%Based on 45 reviews

Oxenfree is a supernatural thriller about a group of friends who unwittingly open a ghostly rift. Play as Alex, a bright, rebellious teenager who brings her new stepbrother Jonas to an overnight party on an old military island. The night takes a terrifying turn when you unwittingly open a ghostly gate spawned from the island’s cryptic past. How you deal with these events, your peers, and the omino… If you enjoyed this game, see our list of games similar to Oxenfree.

Step into an eerie silence, a place where childhood dreams have turned into eternal nightmares. You are a paranormal investigator, drawn by dark rumors of an abandoned school built on the ruins of an old orphanage where, decades ago, children died of a mysterious illness and abuse. If you enjoyed this game, see our list of games similar to Firefly Shelter.

61%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:gameplay

75% User Score Based on 32 reviews

A home brewed 360° interactive horror flick. Witness a troubled soul craving to make a chilling home movie realize that the monster lies a lot deeper than he could have ever guessed. Play the cassette and rewind the terror hidden inside. If you enjoyed this game, see our list of games similar to R00000.

Explore an ocean of horror and memories in search of the cursed mirror in the abyss. Collect loot to upgrade your equipment, avoid malevolent entities and make sure you have enough rope to resurface safely. If you enjoyed this game, see our list of games similar to Troubled Waters.

84%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:stability, grinding

84% User Score Based on 164 reviews

You’re the sole employee at the Kharnym Isle post office, stamping, sorting, and delivering mail. But the job hides secrets, and the office itself holds mysteries you must uncover. This will be the only job you’ll ever need to work… unless you can escape. If you enjoyed this game, see our list of games similar to Letter Lost.

93%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:stability, grinding

93% User Score Based on 72,685 reviews

Dive into uncharted waters in Subnautica 2, the hotly-anticipated sequel to Subnautica and Subnautica: Below Zero. Adventure alone or with friends as you try to survive on an all-new mysterious alien planet. If you enjoyed this game, see our list of games similar to Subnautica 2.

91%Game Brain Score

Most mentioned positive aspects:story, gameplay

91% User Score Based on 76 reviews

Tales Beyond The Tomb is a psychological horror anthology inspired by disturbing real-life cases. Each episode tells a new standalone nightmare — with different characters, locations, and killers. Short, brutal, and unforgettable stories where fear arrives fast. EPISODE 1 — NO WITNESSESWhat should have been a simple road trip turns into a nightmare. On their way to their favorite band's final… If you enjoyed this game, see our list of games similar to Tales Beyond The Tomb - No Witnesses.

88%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

Most mentioned negative aspects:replayability, grinding

88% User Score Based on 155 reviews

Crabmeat is a short first-person point & click survival horror game where you are tasked with crabbing for the priceless southern King Crab. As an indebted prisoner of the Feudostate, you must collect your quota within 7 days or risk permanent expatriation from the state for you and your family. Navigate the harsh waters of the Antarctic and defend your ship from the threats that dwell under … If you enjoyed this game, see our list of games similar to Crabmeat.

77%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:replayability, stability

77% User Score Based on 743 reviews

A 1-3 co-op horror game. Play as ordinary shoppers trapped in an accursed megastore. Find the exit together at all costs before the employees catch you. Find your way through a shopping complex that was never meant for you. During opening hours, lights flicker across deserted halls, inviting exploration. When closing time comes, employees roam the aisles looking to "assist" you. Silence, teamwork,… If you enjoyed this game, see our list of games similar to Storebound.

93%Game Brain Score

Most mentioned positive aspects:humor, gameplay

Most mentioned negative aspects:stability, graphics

93% User Score Based on 323 reviews

SUMMARY Welcome, dearest players, to "Wittle Mistakes," an adventure curated with the utmost care by yours truly, Mother. Here, you'll navigate the trials of the Mother Corporation as an adventurous infant. Each challenge is a lesson, with surprises and secrets tucked in every corner. From the dangers of our playpen to the mysteries within our toy-laden landscapes, your journey will be … If you enjoyed this game, see our list of games similar to Wittle Mistakes - Prologue.

95%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:monetization, stability

95% User Score Based on 380 reviews

Eternal Afternoon is a poetic walking sim about wasting time before the end of the world. You play as Sasha, a 10-year-old boy wandering his neighborhood in the final minutes before a giant black wave swallows everything. Features: Retro nostalgic visuals & authentic atmosphere – a suburban block in the summer of 2001, recreated with care. A chilling meditation on time, death, and the inevitable –… If you enjoyed this game, see our list of games similar to Eternal Afternoon.

91%Game Brain Score

Most mentioned positive aspects:story, gameplay

Most mentioned negative aspects:music

91% User Score Based on 112 reviews

An unfulfilled actress takes a job at Uncle’s Motel to make ends meet. She’s running from trouble, but peace is the last thing she’ll find here. Enter a world where cozy simulation tasks mix with the horror of a decaying building, and the narrative brims with the complexities of the human psyche. Making beds, taking out the trash, vacuuming - on the surface, simple work and money meant to be enou… If you enjoyed this game, see our list of games similar to Creepy Shift: Uncle Joe’s Motel.

53%Game Brain Score

Most mentioned positive aspects:gameplay, atmosphere

90% User Score Based on 10 reviews

Early Access Disclaimer: Welcome Survivors, we started Frozen Below a while ago and want to use Early Access to make the best out of it. For that purpose the first launch will feature only the prologue with roughly 1 hour of gameplay and plan to release further progression over time while including changes and updates based on feedback. So we invite everyone to discuss and build a truly enjoyabl… If you enjoyed this game, see our list of games similar to Frozen Below: Arctic Expedition.

93%Game Brain Score

Most mentioned positive aspects:humor, atmosphere

Most mentioned negative aspects:graphics, gameplay

93% User Score Based on 111 reviews

A dark comedy horror game with a N64 aesthetic. If you enjoyed this game, see our list of games similar to Uktena 64: Ultimate.

87%Game Brain Score

Most mentioned positive aspects:gameplay, story

Most mentioned negative aspects:music, replayability

87% User Score Based on 114 reviews

A broke young man takes on the night shift at a roadside diner. In the glow of the blood moon, routine tasks turn into a fight for survival. First-person horror based on a dark creepypasta with a set of rescue rules. If you enjoyed this game, see our list of games similar to Creepy Shift: Roadside Diner.

56%Game Brain Score

Most mentioned positive aspects:graphics, emotional

Most mentioned negative aspects:music, atmosphere

92% User Score Based on 12 reviews

Beyond The Valley is an exploration puzzle game with no quest markers or enemy, only curiosity guides your steps. Find your way through gorgeous landscapes and activate all the artworks. But something went wrong in the park, and to leave, you will have to uncover its secret. Features: Explore at Your Own Pace: Discover a peaceful and gorgeous world, free from any pressure. There are no enemies or … If you enjoyed this game, see our list of games similar to Beyond The Valley.

Embark on a quietly gripping adventure in "What happened to Kate", a single-player mystery-puzzle game that weaves a tale of intrigue, discovery, and unexpected connections. When your coworker disappears without a trace, leaving behind a series of cryptic clues, you find yourself standing at the threshold of their seemingly ordinary home. But as the door clicks shut behind you, you reali… If you enjoyed this game, see our list of games similar to What happened to Kate.

87%Game Brain Score

Most mentioned positive aspects:story, humor

Most mentioned negative aspects:gameplay, grinding

87% User Score Based on 76 reviews

Also available on Steam   Expect a couple of hours of playtime to reach an ending. There are 6 different endings, and one final ending when you 100% the game. You will die, more than once, but every time you die, you come back stronger.  Will you rise to the occasion - or succumb? Another night of hard work. Your boss is a douche, your job sucks, and you have every intention of quitting and … If you enjoyed this game, see our list of games similar to Envelope.

52%Game Brain Score

Most mentioned positive aspects:story, atmosphere

Most mentioned negative aspects:gameplay, stability

65% User Score Based on 31 reviews

Explore the vast ocean, survive deadly encounters, and uncover the secrets of a lost island. Adrift in SilenceThe ocean is calm. The sky burns orange. You’re alone until the storm crashes down, and the nightmare begins. Isle of Lost Souls An island cursed by science. Dinosaur souls roam the land, restless and powerful. Burning Wilderness The jungle ignites around you. Shadows roar through the… If you enjoyed this game, see our list of games similar to UNEXTINCTION.

91%Game Brain Score

Most mentioned positive aspects:graphics, story

Most mentioned negative aspects:grinding, replayability

91% User Score Based on 506 reviews

Check out Our Lovecraftian CO-OP game About the GameNecrophosis invites you to immerse yourself in a mystical puzzle adventure set in a surreal universe, the environment itself becomes a nightmarish masterpiece, filled with unsettling shapes and haunting visuals. A MA·CA·BRE WORLD Billions of years after the universe met its demise, you awaken in a realm where death reigns supreme but even dea… If you enjoyed this game, see our list of games similar to Necrophosis.

97%Game Brain Score

Most mentioned positive aspects:story, graphics

Most mentioned negative aspects:replayability, grinding

97% User Score Based on 1,220 reviews

A mute little thing with borrowed magic. A house that murmurs back. Ask wrong, and you might wake something that remembers your name. If you enjoyed this game, see our list of games similar to CARIMARA: Beneath the forlorn limbs.

72%Game Brain Score

Most mentioned positive aspects:humor, atmosphere

Most mentioned negative aspects:gameplay, stability

72% User Score Based on 152 reviews

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. If you enjoyed this game, see our list of games similar to Dreadline: Net Quota.