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: 1.0], The Deep [Score: 1.0] and The Three Moons [Score: 1.0] The top rated games you can find here are Subnautica: Below Zero [SteamPeek Rating: 9.7] ranked #30, Cubic Odyssey [SteamPeek Rating: 5.4] ranked #27 and Heat Death: Survival Train [SteamPeek Rating: 5.2] ranked #7 Also don't forget to check the newest releases CRUSH DEPTH [Release date: 2025-11-21] ranked #17, For Evelyn II - Shards of Creation [Release date: 2025-07-30] ranked #15 and NaturesAscendancy [Release date: 2025-06-04] ranked #32 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 #23, Cubic Odyssey [SteamPeek Rating: 5.4] ranked #27 and Subnautica: Below Zero [SteamPeek Rating: 9.7] ranked #30.
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.
Dive into the depths in an open-world underwater survival adventure. Explore mysterious oceans, craft tools, build bases, and face the unknown in single player or multiplayer co-op.
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.
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.
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.
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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.
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.
Explore a mesmerizing alien world, filled with deep bioluminescent wonders and horrors alike. Old alien artefacts await uncovering, in your search for the lost crew of Lazarus, in the search for your family in the depths of planet Eo-III.
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.
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!
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.
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.
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.
Set in the distant Gordon System in 3001, Nebula Complex Survival is an open-world, story-driven game. After crash landing on Dylan-4, explore, craft, and fight for survival. Discover a crucial radio station to signal for help while facing natural and artificial threats. Can you survive?
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.
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.
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!
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.
KAI is a game of Exploration and Adventure between the sidereal space and underwater depths. Skillfully lure and guide groups of fish to solve puzzles, access new areas and uncover the truth behind the mission entrusted to you, Akira, and the other crew members aboard the ship.
Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.
Undarkened is a wizarding survival-adventure game where you must unravel the mystery of what, or who, corrupted your homeland. Explore a devastated world alone or with your friends, find out what happened, and try everything you can to save your home.
Natures Ascendancy" is an exhilarating open-world survival game where players explore a mysterious alien planet, uncover ancient secrets, and survive its treacherous environments. With stunning visuals and immersive gameplay mechanics, embark on an unforgettable journey of discovery and survival.
Far Horizon is an action-adventure RPG set in the far reaches of space where floating islands, beautiful vistas, and alien creatures await. Embark on an epic adventure of exploration, ingenuity, and survival as you loot, shoot, and craft to forge your destiny among the stars.
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 curse is sweeping across northeastern Argentina, and only a few gauchos have the grit to venture forth. Explore alone or with others, build your home, and hunt down the Almamula.
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