Sinking Eternity
Sinking Eternity is a single-player underwater exploration RPG. Survive extreme depths, hide from dangerous sea creatures, and uncover the secrets of a civilization lost for millennia.
The top results based on the latest update are I Thalassa [Score: 1.1], Sonorous | Deep Down Below [Score: 1.0] and The Deep [Score: 1.0] The top rated games you can find here are Subnautica 2 [SteamPeek Rating: 10.3] ranked #29, Heat Death: Survival Train [SteamPeek Rating: 5.1] ranked #10 and Starsand [SteamPeek Rating: 4.7] ranked #28 Also don't forget to check the newest releases Subnautica 2 [Release date: 2026-05-14] ranked #29, CRUSH DEPTH [Release date: 2025-11-21] ranked #25 and For Evelyn II - Shards of Creation [Release date: 2025-07-30] ranked #20 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Starsand [SteamPeek Rating: 4.7] ranked #28, Subnautica 2 [SteamPeek Rating: 10.3] ranked #29 and.
Sinking Eternity is a single-player underwater exploration RPG. Survive extreme depths, hide from dangerous sea creatures, and uncover the secrets of a civilization lost for millennia.
You are not the goddess, you are her dumbest duck. Explore a biomechanical alien ocean, pilot real submarines, and recover the scattered pieces of a dead creator to help Thalassa, your grieving machine-goddess, bring her father back.
SONOROUS – Deep Down Below is an unforgiving underwater first-person survival game set in a dystopian world. Find your sunken research to save humanity from an eternal life on the open sea in a continuous fight for survival.
Explore the vast underwater world as one of the four divers on a mission. Build your base, grow plants, and craft items to survive. Upgrade your gear, scavenge for resources, and uncover the secrets of the alien planet in this survival game.
Explore a living Earth 10,000 years after humanity. Observe wildlife, survive dangerous ecosystems, and build a growing Digital Vivarium from what you discover. Progress through understanding, not combat, in a world that continues without you.
A sci-fi survival game on a hostile alien world. As a lone robotic unit, manage resources, upgrade your systems, face extreme weather, and uncover the mystery of the three moons through choices that shape your fate.
Explore the ice-encrusted ocean of Jupiter's moon Europa.
Return to an Earth abandoned for over 500 years and explore its transformed oceans in search of vital resources. With supplies on humanity's new home world running dry, you must gather materials, build automated underwater operations, and uncover the secrets that now lie beneath the waves.
Welcome to the dangerous micro world hidden inside the human body. Pilot an advanced microship through the bloodstream, brain and kidneys. Mine resources, fight microbes, craft ship modules and weapons, build bases, discover new microorganisms and find a cure for cancer. Don’t get eaten!
While searching for a new home, an unexpected failure in your ship has left you stranded on a planet surprisingly similar to Earth. Discover a vast open world, hunt for food, develop technologies, and build yourself a new home to survive!
Heat Death is a sci-fi survival game where you can build, upgrade, and customize your battle train to explore and survive a frozen world! This train is not only your shelter and vehicle, but also your weapon and ally to face hostile drones, deadly storms, and hidden mysteries of an unknown world!
After a catastrophic rocket crash, you find yourself stranded on an island with only the ocean and unexplored land before you. Immerse yourself in a peaceful, open-world adventure where curiosity guides your journey. Survive. Build. Explore.
Experience the land of Elleros, a complete open world for you to explore in any way you choose. From exploring ancient caves to battling corrupted necromancers, Elleros enables you to play the way you choose. Every 400 years a cataclysm wipes out nearly all life. The last cataclysm was 399 years ago.
Beneath the waves, the world of Atlantis is waiting. Build your home base on sunlit shores, then dive into sunken ruins to uncover secrets of the deep. Get stronger, dive deeper, and battle dark forces with up to 3 friends in this underwater survival crafting odyssey!
Summoned to the strange dark fantasy world of Amissus you will encounter both natural and supernatural obstacles as you explore, collect, craft, learn, build, and survive the fog blanketed realm. Fight back the abhorrent creatures of darkness and build yourself a place you can call home.
Uncover ancient secrets, summon totemic magic, decode enigmatic messages, and explore the majestic Preseli mountains of Wales in this open world adventure inspired by a true story. Dare to embark on this journey and rediscover the lost secrets of a life lived with purpose and meaning!
ATMOSFAR is a sky-high odyssey set on an alien planet of floating islands explored by flying crafts and a mobile airbase as you uncover the fate of your collapsed colony.
A journey of the last ocean cleaner submarine that is tasked to restore the ecosystem of a dying earth. "Plasticalypse: TrashSub Adventures“
COLD DEPTH is a first-person exploration survival horror game set on the "Oasis" underwater complex. Whether you survive or not depends on finding, recycling and 3D printing items and supplying energy to the right parts of the stations.
Survive, Thrive, and Escape from a mysterious island! Explore ancient Sci-Fi temples, navigate deadly traps and mechanisms, uncover an engaging narrative, unlock new abilities, collect artifacts, and discover all of Insula Mystica's secrets!
Discover a world torn by war and magic. Make choices that shape your story, master strategic combat, and confront powerful enemies. Explore a beautifully crafted pixel-art world full of secrets in a story-driven RPG adventure.
Explore a vast universe, uncover the mystery of humanity's demise, gather resources, build bases, and scan the unknown. Your journey awaits in this post-apocalyptic sci-fi adventure.
Sea Warden is a co-op survival adventure set on the back of Ao, a giant sea turtle journeying across a shattered world. Build, craft, explore, and defend your living base as you travel between forgotten islands in search of lost knowledge and stranded souls.
Realistic physics-based open-world survival game set in the future. Survival, crafting, exploration and base building are the main focus. Hunt for food and water and survive against environmental hazards. Combat is possible, but more defensive in nature.
Stranded on Dylan-4, the elements are the least of your worries. Play solo or join forces in co-op to survive a learning, dynamic enemy faction. Research local materials, construct modular bases, fight and explore to pierce the planet's magnetic field to escape.
CRUSH DEPTH is first-person sci-fi horror game set at the bottom of the ocean. A salvage operation that would set you up for life goes sideways when you realize you're not alone down there. You'll solve puzzles and run from danger as you uncover the mysterious fate of Eclipse Station.
Lead a rebellion against tyranny in this open-world, survival sci-fi RPG game. Utilize alien technology to explore, build bases, craft, and farm. Prepare for an unequal combat to rescue humanity from tyranny and a mysterious deadly virus.
In the game Desperate Island, the player takes on the role of a survivor on a deserted island and must use the island's resources to survive and overcome the challenges posed by nature. The player must search for food and water and create shelters.
Starsand is a mystic survival game set among the dunes of an arcane desert. An open-world full of danger, vast environments and mysterious happenings await you! Explore, hunt, craft, build – and SURVIVE.
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.
Plunge into the living alien cave system of MOVILLIA. Use LiDAR to map the dark and a grappling hook for total freedom of movement. Scan flora and fauna, mine ores, and explore breathtaking biomes. But beware: your LiDAR might detect a shadow that isn’t your lost partner. Adapt to survive.
Dive into a mysterious abyss filled with danger and ancient relics. Explore its depths, uncover artifact formulas, keep a damaged laboratory running, and try to escape alive.
An open-world survival game. Use your environment to craft items and structures. Physics based with weather and day/night. More than 50 different animals. Combat and non-combat activities fishing.
Navigate an open-world ocean in a rusted submarine with monstrous creatures lurking in the depths. Collect artifacts, upgrade your submarine and descend into even deeper waters. If you didn’t fear the deep sea before, now you will.
A hand-crafted open-world Adventure RPG set in a sci-fi colony. Explore, take on quests, fight hostile creatures in real time, and shape a branching mystery through dialogue choices. The Maroon heroine signals the Frog People with a vital tongue gesture — bridging worlds on the edge of the unknown.
The Signal: Stranded on Sirenis is a single-player survival craft game set on a captivating alien planet that has ensnared you. Scavenge, build, extract, and survive your way through a complex world as you reveal the true intentions of this sentient planet - and why it has brought you here.
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