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.

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.

You miraculously survived the helicopter crash, finding yourself face-to-face with the local nature of the islands and the water element. You will plunge into the odyssey of survival and face unforeseen circumstances, find out the secret of these places and find a way to choose from here.

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?

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.

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

The ultimate block building game.

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.

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.

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.

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.

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"

The only survival crafting game set in the Fourth Age of Middle-earth™. Embark on an epic journey to reclaim the Dwarven homeland of Moria, and explore, craft, and build in procedurally generated worlds. Play as a solo adventurer, or join friends in co-op gameplay for up to 8 players.

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.

The last surviving member of a legendary Barbarian tribe on a quest to defeat a powerful evil force that threatens the world. Explore the Open World of Barbaria, gather resources, craft and level up in preparation for intense boss battles.

Survive on an open-world island with unlockable abilities that help you on your journey in Gengu Survival. Craft new items as you level up and build your own base wherever you want. But be aware, there is something strange on this 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.

The aliens have caused the oceans to rise, plunging the world into the abyss. Survive, craft, and explore this mysterious underwater world. Build your base, defend it against relentless waves of enemies, and dive deep to uncover the secret that could stop the alien invasion once and for all!

Project Castaway is a survival crafting title set in the Pacific Ocean. Live the life of a stranded castaway, with only yourself - and the island's inhabitants - for company! Sail the ocean, hunt, explore unique islands and gather resources as you fight for survival.

Gather your party for a procedurally generated open-world adventure in this Skyrim meets Minecraft multiplayer RPG. Gather resources, craft weapons, embark on epic quests, and erect a city to last for thousands of years. Have caution, though, these lands are cursed and desperate to destroy you.

A brutal exploration and survival game for 1-10 players, set in a procedurally-generated purgatory inspired by viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!

Desolated District is an Open-World Survival Crafting game set in a post-apocalyptic dystopia. Scavenge for resources, craft essential tools, build your base and battle deadly threats as you explore a sprawling, decaying city inspired by the Kowloon Walled City.

Join the fight for survival in a vast medieval open world. Explore, hunt, craft powerful gear, raid and plunder enemy villages, or forge your own path. As darkness falls, the dead awaken—prepare your defenses or seek shelter. Join allies in co-op PvE or test your skills in savage PvP.

Sent on a reckless mission, you find yourself in outer space filled with numerous dangers and things to explore. Build, craft, manage your crew, look after the chicken, and defeat the evil space corporation in this new breathtaking survival game.

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!

Outpost Zero blends the genres of Multiplayer Base Building Survival and Simulation games in a Sci-Fi universe. On a lawless alien world, robotic scouts are tasked with building an Outpost for human colonists. Command AI minions, colonize the planet, and survive the perils of Gaiya.