The Underwater Zone

Games set beneath water, with diving, oceans, submarines, or aquatic life.

Latest Standouts

Recent releases that landed well, newest first, filtered to games with enough reviews to trust the score.

Assassin's Creed Black Flag Resynced - The iconic solo pirate adventure returns. Sail the Caribbean as Edward Kenway during the Golden Age of Piracy in this faithfully enhanced remake featuring stunning visuals, upgraded gameplay, and new content.
There's Nothing Down There - There's Nothing Down There is a short undersea horror exploration game. Descend into a sinkhole at the bottom of the ocean and discover the remains of a lost, yet not dead, civilization.
Life Below - Life Below is a refreshing twist on the city-building genre, set beneath the waves. Shape thriving coral reefs, revive collapsing ecosystems, and grow a living seascape in a heartfelt narrative by Rhianna Pratchett. You are the ocean's final hope.
NAMAKORIUM (ナマコリウム) - Namako (Sea cucumbers) will save the Earth—NAMAKORIUM is a chaotic, cooperative multiplayer RTS game for up to four players. Command the “cleaners of the sea” —Namako left behind by humanity and work together to clean up the polluted oceans!
SHRIMP GAME: KRILL CONFIRMED - SHRIMP GAME: KRILL CONFIRMED is a solo or multiplayer third-person shooter RPG intro to SHRIMP GAME set in an abyssal realm. Pilot your SHRIMP platform to fight giant sea monsters, master elemental classes, and unearth secrets in a co-op campaign, or just krill your friends in multiplayer PVP!
Dreamcore: Rabbit Hole - Walking simulator. Explore cozy liminal spaces that feel unsettlingly familiar and spark your imagination, like a dream you’ve been in before.
Pupple Pop - Pupple Pop is an incremental game where you pop bubbles to earn money. Buy bigger and better bubbles, unlock upgrades and hire fish helpers to automate the process and take care of all the busy popping work for you. Simple. Satisfying.
Darkwater - 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.
Water Womb World - Aqua Catholicism; Explore Man's Original Sin Under The Sea
Starsand Island - Tired of the city grind? Escape to Starsand Island and embrace the simple joys of country life! Live alongside capybaras, cats, and dogs, reel in a big catch, and explore the enchanting Moonlit Forest. Leave the hustle behind and experience the charm of this seaside paradise.
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Feb 11, 2026
79% 👍
of 6.8k

On Sale Now

Discounted 25% or more right now, limited to well-reviewed games, steepest cuts first.

Tomb Raider: Underworld - Tomb Raider: Underworld represents a new advancement in exploration-based gameplay. As fearless adventurer Lara Croft explore exotic locations around the world, each designed with an incredible attention to detail resulting in breathtaking high-definition visual fidelity that creates a truly believable world and delivers a new level of...
Still Wakes the Deep - 1975. Disaster strikes the Beira D oil rig off the coast of Scotland. Navigate the collapsing rig to save your crew from an otherworldly horror on the edge of all logic and reality in this 3x BAFTA Games Award-winning narrative horror experience.
Pronty - Guide Pronty and its Javelin partner Bront as it defends the once great city of Royla. Explore the deep sea, fight mutant sea creatures, and discover the secrets behind this new Atlantis in this beautiful action-packed adventure.
We Need To Go Deeper - 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.
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Aug 1, 2019
86% 👍
of 6.0k
BioShock™ - BioShock is a shooter unlike any you've ever played, loaded with weapons and tactics never seen. You'll have a complete arsenal at your disposal from simple revolvers to grenade launchers and chemical throwers, but you'll also be forced to genetically modify your DNA to create an even more deadly weapon: you.
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Aug 21, 2007
94% 👍
of 32k
Aquarist - Build beautiful aquariums, care for exotic marine life, complete creative customer jobs, and grow your own aquarium business into a world-class oceanarium in this relaxing sandbox simulation.
Chillquarium - Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!
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Sep 6, 2023
92% 👍
of 8.3k
DAVE THE DIVER - DAVE THE DIVER is a casual, singleplayer adventure RPG featuring deep-sea exploration and fishing during the day and sushi restaurant management at night. Join Dave and his quirky friends as they seek to uncover the secrets of the mysterious Blue Hole.
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Jun 28, 2023
97% 👍
of 160k
POOLS - Walking simulator. Explore, admire and listen. Uncanny. Relaxing. Unnerving. Eerie. Immersive. No monsters chasing you or jumping at your screen, but can feel oppressive at times by invoking fears of getting lost, the dark, tight spaces and liminal space architecture. Inspired by backrooms.
Liminalcore - Explore and admire while navigate through eerie, surreal environments inspired by the Backrooms lore. Explore this uncanny world lost in time and get lost in the otherworldly architecture in a world where reality bends and your sanity is tested.
Tasty Blue - Tasty Blue is an underwater side-scrolling eat 'em up game. You start as a small goldfish with an insatiable appetite. After being overfed by your owner, you'll escape into the ocean and eat everything that you encounter. The more you eat, the bigger you get!
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Feb 10, 2015
89% 👍
of 734

Hidden Gems

Well-liked but under-played: strong scores, small review counts.

Subside - Subside is an immersive aquatic VR experience with multiple areas to explore and lifelike aquatic creatures to interact with. Crafted with unparalleled realism, it aims to replicate the nuances of real-life swimming and diving in shallow waters
Behind Glass: Aquarium Simulator - Create stunning virtual aquariums on your PC! Our advanced 3D engine brings your fish tank to life with breathtaking realism, featuring lifelike fish, plants, decorations, and more. Transform your monitor into a vibrant, living aquarium. Virtual aquascaping has never been easier!
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Jan 8, 2025
95% 👍
of 409
Zen Aquarium - Immerse yourself in the ultimate relaxing aquarium experience. Watch fish glide gracefully through a serene, ever-changing tank—no setup, no stress, just pure tranquility. Enjoy soothing visuals and ambient ASMR sounds as your aquarium comes to life effortlessly. Your peaceful escape awaits!
Crash Dive 2 - WWII Tactical submarine combat in the South Pacific
G-Darius HD - You will see the creation of new lives... Capture enemies and fire them back at their allies as enormous beams of energy in this horizontally scrolling shooting game, featuring 5 versions of G-Darius with new features, enhancements, and Steam exclusive extras!
Darius Cozmic Collection Arcade - Darius is one of the pioneers of the side-scrolling shoot 'em genre, and the Steam version replicates the multi-screen arcade experience with 4 different titles and 7 versions filled with aquatic-lifeform-themed bosses and epic, Zuntata-composed soundscapes!
My Koi - My Koi, number 1 hit on the Mac App Store (Games), is a beautiful and relaxing fish pond app. Customise and name each fish. Feed them daily. Watch them grow. Collect new fish. Escape and Relax.
PROXIMATE - Congratulations, contractor! You've been approved to trial our cutting-edge AI visor. Use it to explore the Neuras lab and recover the staff's research. Your visor is safe, reliable, and up to 99% accurate. Just don't ask why the "ketchup" in the corner makes such a horrible crunching sound.
Fish Game - Fish Game is a detailed and highly “sofishticated” freshwater aquarium simulator, lovingly crafted *by* enthusiasts *for* enthusiasts! Featuring fish with personalities and dynamic relationships, water quality modeling, and so much more! Made with support from our friends at Smarter Every Day!
Fight Crab 2 - Clash claws and flip opponents belly-up in physics-based crab battles! Combine dual-wielded weaponry with multiple fighting stances to create a custom fighting style. Bash, blast, scoop and pummel enemies onto their backs to achieve victory!

Top Rated

Defining examples of the genre, all rated 85%+ across 1,000+ reviews.

South Scrimshaw, Part One - South Scrimshaw is the story of a newborn whale in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.
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Jun 9, 2023
99% 👍
of 1.6k
Loddlenaut - Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!
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Nov 16, 2023
98% 👍
of 6.0k
Subnautica - Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
Megaquarium - The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.
Barotrauma - 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!
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Mar 13, 2023
94% 👍
of 88k
SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated - Are you ready, kids? The cult classic is back, faithfully remade in spongetastic splendor! Play as SpongeBob, Patrick and Sandy and show the evil Plankton that crime pays even less than Mr. Krabs.
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Jun 23, 2020
94% 👍
of 18k
Cat Goes Fishing - Start out on an island with a basic rod. Progress into a radar-wielding master fisher-cat scouring the sea for the biggest and baddest fish. Each fish has unique behaviors that you will learn to exploit as you tailor your arsenal of fishing rods to suit your style of play. Mrrrow!
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Jan 19, 2015
94% 👍
of 16k
IronWolf VR - IronWolf VR is a roomscale submarine game playable either singleplayer or online co-op with motion controls. Built from the ground up for VR, each part of the submarine has been crafted for an optimal VR experience.
ABZU - From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.
Iron Lung - A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.