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The existence of all mankind is under threat. You are the only hope!
75% of 4 Steam reviews are positive$0.99
Games like ATOLL
Miss the atmospheric and dark pull of ATOLL? These games make natural next picks for you.
Above Earth
Above Earth is a science fiction survival game. Experience a struggle for life in the fragile artificial environment of a damaged space station.
Atmospheric, Dark, Scary
72% of 39 Steam reviews are positive$17.99UNDERWATER: STAY ALIVE
An amazing alien world is revealed in from of your eyes. Your task is to survive and find out the cause of your ship's tragic events. But BEWARE !!! You are not the only survivor in the ocean’s depth.
Atmospheric, Dark, Scary
0% of 3 Steam reviews are positive$7.99The Aquatic Adventure of the Last Human
Explore the ruins of the human race and discover the thriving wildlife that blossomed after our extinction in this underwater action/adventure. Encounter monstrous creatures and let curiosity guide you through an inevitable voyage of extinction.
Atmospheric, Dark, Scary
72% of 462 Steam reviews are positive$9.99Subnautica
You crash-land in a life pod on an alien ocean planet, with hunger, thirst, and oxygen to watch. Gather fish and minerals, craft diving gear and small subs, build a seafloor base, and push from bright coral shallows toward trenches, lava fields, and caves to find a way off the planet.
Atmospheric, Dark, Scary
97% of 344,311 Steam reviews are positivePlayers online now: 3,928$29.99Search
The existence of all mankind is under threat. You are the only hope!
Dark, Tense
75% of 4 Steam reviews are positive$0.99Last Horizon
Pilot the last vessel of a fallen civilization into the vast expanse of space. Collect resources and search for a new world to call home in this minimalist space exploration and survival game.
Atmospheric, Dark, Scary
81% of 160 Steam reviews are positive$5.99UNDER the WATER - an ocean survival game
How long do you survive on a small island in the middle of a flooded world?
Atmospheric, Dark
34% of 50 Steam reviews are positive$9.99Surviving the Abyss
Earth, 1976. The cold war rages above while you run a science facility 7,000 metres down, perfecting human cloning. Keep oxygen, power and food flowing, push light pylons into the black, and try not to think about what the darkness hides. A hardcore survival colony builder where every watt matters.
Atmospheric, Dark, Scary
64% of 1,054 Steam reviews are positivePlayers online now: 5$19.99Eclipse Below
A co-op submarine piloting horror game with asymmetrical elements where your survival is dependent on the effectiveness of communication between your crew and the efficient management of resources left behind by the old world.
Atmospheric, Dark, Scary
67% of 3 Steam reviews are positivePlayers online now: 2$1.99Submersed
Rediscover the meaning of terror with Submersed. Are you afraid of depths? You will be.
Atmospheric, Dark, Scary
45% of 22 Steam reviews are positive$14.99Soter
Play the role of a planet trying to keep the few humans who remain alive as you travel through an asteroid field in this simulator inspired by the classic Maxis game Sim Earth.
Dark, Tense
29% of 7 Steam reviews are positive$5.99Anoxia Station
Descend into darkness in Anoxia Station, a turn-based strategy game with puzzle elements. Operate a subterranean mining station, where you'll gather resources, confront horrors, and make life-or-death choices for the survival of your crew.
Atmospheric, Dark, Scary
76% of 184 Steam reviews are positivePlayers online now: 1$14.99
Cheaper than ATOLL
Subterene
Bore deep below the earth's surface in your all-terrain mining vehicle.
75% of 8 Steam reviews are positive$0.99
Underland
Use the elements at your disposal, such as excavators, pumps, plumbing, among others, to drill the soil to the indicated location.
86% of 115 Steam reviews are positive$0.99
Survivor in Summer
Try to keep 3 people surviving the plane crash
0% of 1 Steam reviews are positive$0.99
Void
Feel the inhuman tension of outer space - floating between bits of debris - struggling to conserve air and fuel - experiencing a hauntingly personal…
53% of 32 Steam reviews are positive$0.99
Colony
Colony is a space exploration game where you fly around trying to colonize planets, battle alien races, collect resources, and save the human race!
38% of 8 Steam reviews are positive$0.99
Nightmare on Azathoth
Nightmare on Azathoth is a dark game, in which you might not want to find the truth.
62% of 26 Steam reviews are positive$0.99
UnderEarth
A subterranean puzzle-adventure game inspired by 90's era. There’s no handholding, no in-game menus, no messages from the devs, no tutorial.
100% of 4 Steam reviews are positive$0.99
Fish Story
Atmospheric underwater game for the whole family! Help the brave fish solve the mystery of the lights!
88% of 64 Steam reviews are positive$0.99
Halley Mission: 2061
Embark on a sci-fi survival adventure on Halley's Comet as a retired astronaut on a top-secret mission.
64% of 14 Steam reviews are positive$0.99
Soobmarinno
Explore the depths of the ocean filled with dangerous inhabitants.
77% of 13 Steam reviews are positive$0.49
Hidden gems like ATOLL
There's Nothing Down There
There's Nothing Down There is a short undersea horror exploration game.
84% of 440 Steam reviews are positive$2
Aground Zero
The world has ended. You are deep underground, and all alone with a cheery AI companion.
80% of 123 Steam reviews are positivePlayers online now: 1$19.99
Oxygen: First Breath
Build a settlement around the Oxygen Center and keep your people breathing through the disasters of a broken world.
88% of 1,665 Steam reviews are positiveFree
The Last Caretaker
Salvage, build and sail a flooded Earth while raising the last of humankind in your machine-run complex.
86% of 14,154 Steam reviews are positivePlayers online now: 2,169$34.99
Anoxia Station
Descend into darkness in Anoxia Station, a turn-based strategy game with puzzle elements.
76% of 184 Steam reviews are positivePlayers online now: 1$14.99
Tin Can
Keep a battered escape pod breathing in the void, managing every system by hand as the air runs thin.
84% of 1,079 Steam reviews are positivePlayers online now: 4$19.99
The Trench
As captain of the Pandora sub, you must explore the Trench and retrieve data from the Neptune wreckage.
85% of 161 Steam reviews are positive$3.99
INFLUXIS
Explore a mesmerizing alien world, filled with deep bioluminescent wonders and horrors alike.
63% of 257 Steam reviews are positiveFree
Surviving the Abyss
Run a cold war cloning lab on the ocean floor, juggling oxygen, power and light while something waits beyond your pylons.
64% of 1,054 Steam reviews are positivePlayers online now: 5$19.99
Scavenger SV-4
Scavenger SV-4 is a highly replayable atmospheric first-person science fiction game.
91% of 659 Steam reviews are positive$14.99
Aquatico
Aquatico is a classic city builder set within the depths of the sea.
67% of 791 Steam reviews are positive$24.99
Subterrain
Scavenge, craft and fight through a dying underground colony while an infection spreads and every resource counts.
79% of 1,005 Steam reviews are positivePlayers online now: 4$16.99
Newest games like ATOLL
Submarine Homesick Blues
A real-time submarine management and survival game with tactical pause, where you manage crew, systems, and resources under constant pressure.
78% of 9 Steam reviews are positive$7.99
STAR TALE: Odyssey One
This is not a rescue mission. No one is coming. This is survival.
75% of 16 Steam reviews are positiveFree
DIVE or DIE - Children of Rain
Send divers down into a cursed abyss and keep the last survivors breathing, sane and hopeful as the Flood rises.
91% of 1,374 Steam reviews are positivePlayers online now: 21$17.99
Underwater
Discover the true meaning of isolation in Underwater, a survival horror game set in an atmosphere of constant dread, darkness, and crushing pressure.
100% of 2 Steam reviews are positive$9.99
There's Nothing Down There
There's Nothing Down There is a short undersea horror exploration game.
84% of 440 Steam reviews are positive$2
Abominable Asteroids
Lost in deep space and surrounded by deadly asteroids, your survival will depend on your shooting and piloting skills in this retro-inspired action…
83% of 6 Steam reviews are positiveFree
Venus in Transit
The mother vessel is adrift in space, out of fuel and doomed. Your mission is the colony’s only hope for survival.
100% of 4 Steam reviews are positive$6.99
The Oily Depths
Operate an oil-drilling submarine while taking instructions from a mysterious voice. Fail your quota, and they’ll cut your oxygen.
84% of 111 Steam reviews are positive$2.99
INFLUXIS
Explore a mesmerizing alien world, filled with deep bioluminescent wonders and horrors alike.
63% of 257 Steam reviews are positiveFree
Adaptory
Deep in uncharted space, your expedition took a challenging turn when your ship crash-landed.
76% of 99 Steam reviews are positive$19.99
HELL OF FEAR: Mind Breach
Step into the boots of Major Axel Vex in this survival horror descent into deep space.
86% of 92 Steam reviews are positive$11.04
CRUSH DEPTH
CRUSH DEPTH is first-person sci-fi horror game set at the bottom of the ocean.
98% of 48 Steam reviews are positive$7.99