Top similar games like Unknown Seas:

FarSky is a short survival game in the depths of the Ocean. Collect all the pieces of your submarine and reach back the surface.

Take the role of a plane crash survivor stranded somewhere in the Pacific Ocean. Come face to face with some of the most life threatening scenarios that will result in a different experience each time you play. Scavenge. Discover. Survive.

Survival crafting game: build your raft, explore procedurally generated islands, feed the monster that powers your ship, and clean the black waters to expand and save the world. Solo or co-op.

PAINLAND is a world where AI has taken control of Earth and sees humans as a threat. Fight to survive as a resistance soldier. Explore the ruins of a fallen civilization, craft, hack and fight autonomous machines, alone or with friends. In this world, encountering a machine means death.

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.

Voyagers of Nera is a cooperative survival-crafting game where you must survive a magical ocean world brimming with lost spirits and deadly monsters. Sail to distant islands, build beautiful villages and surf across the waves with up to 10 players.

Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!

Survivors, Adventurers, Explorers! Prepare for the journey of your life and experience one of the world’s most mysterious regions! The Bermuda Triangle is notorious for the vanishing of countless ships and airplanes. Will you survive long enough to reveal its secret?

Plunge into the open-world survival simulation set in the extreme conditions of the uncharted Amazon jungle. Use real-life survival techniques to craft, hunt, fight, and gather resources, set a makeshift shelter, or raise a fortress. Survive alone or team up with your friends and challenge the jungle together.

Play with up to three companions and become the best shipwrights on this side of the globe! Explore and gather materials needed to build legendary ships! Soon they will call you a legend as well.

An open-world survival crafting RPG set among floating islands. Gather resources, craft powerful tools, unlock spirit abilities to soar between skybound realms and reclaim your lost godhood.

You’re a castaway stranded in the middle of nowhere. Storm is gone, the worst certainly not. Look for food and resources, craft gear, make shelters. These are the basics, you need much more to stay alive on this cut-off-the-world, yet not desert island. Build & burn, sail & explore, be Out of Reach!

Subsistence is a sandbox, first person, solo or co-op, PvE open-world survival game. Struggle through changing seasons to build a base, develop technology and gear-up in the hostile environment. Defend yourself from wildlife, the elements and AI hunters (who also build bases in the world).

Play as a young viking, learn to survive and fight in the wilderness. To fulfill your destiny, explore an island alone or in cooperation with friends, build structures, confront Norse gods and mythological creatures. Will you be the last Viking?

Build shelters, interact with rescuees, battle against the Rot and raiders to survive another night in this Sandbox RPG. Play Solo or team up with friends in Online Сo-op.

Wurm Unlimited is the standalone version of the fantasy sandbox world Wurm Online, the MMORPG where the players are in charge! A pioneer in the ideas of player influence, crafting and adventure, it is now one of the most deep and feature packed true sandbox experiences available.

Investigate a starship crash, explore a hostile world, build shelters and survive nightly attacks of the Rot. Tear down any structure and experience total freedom of action.

A survival crafting adventure set in the Fourth Age of Middle-earth. Lead the Dwarves to reclaim Moria - mine, build, and battle through procedurally generated depths alone or with up to 8 players in co-op. It is time to return to Moria!

Force of Nature is a Sandbox game that combines Action, Adventure, RPG, Strategy and Management genres

The ultimate block building game.

Survive the extreme conditions on Mars. Compete or cooperate with others to gather resources, 3D print your equipment and build your base, unveil the story behind the abandoned mining operations and, ultimately, escape the Red Planet.

Embark on an adventure set in a fantasy survival RPG. Visit a borderless, open world where you manage resources to construct your base and new types of equipment to support your conquest.

Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.

Salt is an open world exploration game where you sail from island to island looking for loot and new discoveries! Relax and explore at your own pace, picking a direction and setting sail across a vast ocean filled with quests, merchants, ruins, pirates, and other mysterious places.

Fight, farm, build and work alongside mysterious creatures called "Pals" in this completely new multiplayer, open world survival and crafting game!

A few logs, one harpoon, no land in sight. Pull driftwood from the sea and build your raft into a floating town, on your own or with friends you invite straight from Steam. Dive to the ocean floor. Raiders come at night, sharks circle, and somewhere out there, a leviathan is waiting.

A realistic open-world survival experience. After a harrowing plane crash, you find yourself stranded in the wilderness. Battling freezing temperatures and hunger, you face an unknown virus that slowly paralyzes muscles, leaving its victims motionless and at the mercy of the unforgiving cold.

miMIR is a survival exploration game where you drift through the shattered remains of Earth as a memoryless robot, surviving from a floating vessel while the world’s ruins reveal what humanity left behind.

WILDWOOD: Hearth & Horizon is a coop atmospheric survival game about looting, crafting, and trade. Build a base, fight enemies and find rare treasure. Work with your friends to carve out a toehold in a harsh and unforgiving wilderness. Inspired by games like "The Long Dark" and "Kenshi"

Golemcrafter is a single-player survival crafting game where you, as a golem, explore a magical world, gather resources, build a base, harness the local wildlife, and craft powerful golems like yourself. Make friends, gain powers!

KeepUp Survival is an open-world base-building and exploration game set in a natural, abandoned world. Build, gather, survive, and shape your own story on a mysterious island.

Explore Arctico with your dog sled, kayak, and up to 3 friends! Build and customize your base camp, gather resources and samples, set up labs, and take good care of your dogs in this peaceful island.