Top similar games like Radiation Island:
Radiation Island $9.99
Radiation Island is a survival adventure game where you craft your own destiny in a huge open world environment. As part of the Philadelphia Experiment you have become stranded in a parallel, alternate reality. Discover this new and mysterious world, with all its surprises.
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The Scar$12.99
The scar is an open world adventure and survival game, where you can create your own weapons and tools, build bases and fight against what were once humans and aliens. You will be able to use Ashun's summons, which to our eyes is magic.
Rem Survival$15.99
Tackle starvation, dehydration, thermal conditions, radiation poisoning, and toxic gas inhalation while trying to keep your sanity intact. Shack up, cook some chicken, and make friends or enemies as you discover, explore, learn, build, and develop your skills needed for a true survival experience.
Last Hope on Earth$8.99
An single/multiplayer game of survival in a desolated post-war future world. A group of clone challenges the dangers of a forbidden Earth trying to survive against monsters made of pure radiation.
Sheltered$14.99
Sheltered is a deep and emotional survival management game. You take on the role of protecting four family members who, after a global apocalypse, have found their way to a deserted shelter.
Subterrain$16.99
Uncompromising Sci-Fi survival on Mars! Manage the entire colony single-handed! Craft, Research, Explore and Fight against evolving mutants. Vast open world and randomly generated levels to explore! Can you survive long enough to escape the horror?
CastleMiner Z$5.99
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you.
SKYHILL: Black Mist$19.99
In this psychological survival horror your daughter was kidnapped and whole building is overrun by dark monsters and crazy cultist for whom you are a prey. Survive and save your family in a face of danger from the mysterious black mist that covered entire city and changes human into vile creatures.
Triton Survival$14.99
Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?
The Survivor$0.99
Welcome to the world of "The Survivor", hit by unknown virus which has wiped out most of the world's population. You are one of the few that have survived (stalkers) and now you must to fight for your life against what is left of the indigenous population now infected with the disease.
Edge of Space$14.99
Suit up as an operative of the Ark Corporation, sent to the farthest reaches of the universe in search of habitable planets to terraform. However, after the long space journey you awaken from cryosleep to find that your ship has gone way off course and is disabled near a strange new world.
7 Days to Die$44.99
7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits!
The Last Haven$19.99
The world after a nuclear war. Manage the settlement, learn technology, make decisions, produce weapons, ammunition, organize defense, raid for supplies on other areas, do not let residents die, survive the nuclear winter.
Miscreated$29.99
Miscreated is a multiplayer online hardcore survival game set in a post-apocalyptic future. You will need to survive against mutants, players, and even mother nature herself.
Medieval Dynasty$34.99
Hunt, survive, build and lead in the harsh Middle Ages: Create your own Medieval Dynasty and ensure its long-lasting prosperity or die trying! Play alone or team up with friends to enjoy the ultimate medieval experience.
Dig or Die$11.99
Crash land on a hostile planet where you'll have to build the strongest defenses if you wish to live to escape from it. But be warned... this planet is merciless. Build strong, and smart; else physics may flood or destroy your only hopes of survival.
Wrong LandingFREE
Wrong Landing is free to play survival open world story horror game where you shipwrecked on a deserted island and try to survive the hunger, cold, fear and much more!
Void Stealer Bodycam Horror$8.99
Survive the hostile wilderness of the Cluster in a ferocious bodycam trip to find the source of a mysterious Delta radiation. Use its power to turn yourself into the deadliest hunter and knock the shit out of the most horrifying beings of the multiverse.
FortressCraft Evolved!$12.99
FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.
Wild West Survival$11.99
Wild West Survival is an open world survival game with a huge world. Survive the wild west by crafting, building, hunting, farming, fishing, mining, and raiding. When survival is feasible, prosper the wild west by building towns throughout the land.
Crashlands$14.99
Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.
Wayward$7.99
You awake to discover yourself no longer in the company of good men or a fine seafaring vessel. Treasure... you remember something about treasure. Wayward is a challenging turn-based, top-down, wilderness survival roguelike. Explore, build, and most importantly survive in these unforgiving lands.
Off Grids$19.99
The ultimate open-world survival game that redefines the genre. Welcome to a world where you get to experience hunting, gathering, building, crafting, looting, exploring and even travel in time from 2030 to 10.000 Bc. Your resourcefulness is your greatest assets. It's time to embrace the wild.
Gone Upstate$14.99
Gone Upstate is a relaxed survival sandbox game where you Hunt, Build and Craft in a vibrant wilderness. Explore the vast landscape, escape dangerous predators, buy or craft supplies, sell your farm crops and uncover the mysterious creatures!
V.O.D.K.A. Open World Survival Shooter$0.99
V. O. D. K. A. is a survival shooter in the open world, the game takes place in a fictional state in eastern Europe, most of the territory of which is infected with radiation. Your main task is survival.
Craft The World$18.99
Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress.Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need.
Len's Island$29.99
Discover, survive, and thrive in Len’s Island, where intense dungeon crawling meets open-world action RPG. Master skill-based combat, craft powerful items, build and defend your homestead, and find solace in farming. Your journey, your destiny.
Will To Live OnlineFREE
Will To Live is a MMORPG-shooter whose action takes place in a severe post-apocalyptic world. Explore the world, engage in fights with mutants and other survivors, join the clans in the struggle for existence and prove your right to Live.
Planet Centauri$14.99
Dive into an epic adventure alone or with friends! Explore hidden dungeons, capture and tame fearsome monsters, build and defend your village. Craft powerful weapons, master magical spells, and transform an planet into the cradle of a new civilization!
Carpathian Survival$24.99
Experience the untamed beauty of the Carpathian wilderness. Gather resources, chop trees, mine for materials, craft tools, and build shelter to withstand the harsh environment. Hunt wildlife and master essential survival skills as you navigate the untamed mountains.
The Rule of Land: Pioneers$10.99
This is a survival game. After the coronation, human beings had to move into the underground. Fifty years later, some people thought the disaster was over and organized a survival competition on the surface. Some brave people took part in the competition . You are one of them.
Polygeddon$13.99
You are on an island where everyone wants to kill you, ranging from weather conditions to dangerous enemies, your goal is to survive. Survive alone or together. Build, craft, grow, explore, fight!
Survival: Lost Way$0.99
Survival: Lost Way - is a sandbox game survival in an open post-apocalyptic world.
Junk Survivor$16.99
Junk Survivor is a zombie post-apocalypse game where you loot, craft, build and farm in a struggle to survive. With a vast map to explore, a robust skillset to unlock this customizable sandbox awaits the adventurer. How long before you die!
Rise of Deads$2.99
Experience the amazing adventure with full of actions and puzzles with growing abilities system
DYSMANTLE$19.99
Ascend from your shelter. Ruin everything. Escape the wretched island. ⚔️🔨🎣🌱🌵🍰 Explore. Fight. Level up. Survive. Gather. Craft. Harvest. Hunt. Build. Farm. Solve puzzles. Fish. Cook. Live. Enjoy the bittersweet post-apocalypse.
No Man's Island$9.99
No Man's Island is an uncompromising wilderness survival game. Enter a strange and unexplored world full of strange creatures, dangers, and surprises. Gather resources to craft items and structures that match your survival style. Play your way as you unravel the mysteries of this strange land.
Mortal OnlineFREE
Mortal Online is a first-person medieval fantasy MMORPG, set in a huge, open, unforgiving world. Choose your race, choose your playstyle, choose a profession, choose where to place your loyalties - if you have any...
STERN$9.99
Anarchy and lawlessness flourish in the city, and at the same time, due to the explosion of a chemical plant, all residents inhabiting the city are turning into unknown creatures and creatures that crave human flesh. No more rules, no more laws!
This Land Is My Land$29.99
Experience the frontier as a chief of a Native American tribe and resist the onset of the settlers. Explore the vast world full of hostile humans and animals while defining your narrative through the decisions you make.
THE MULLER-POWELL PRINCIPLE: ForewordFREE
This prologue was created to present an overall concept of the main game through a pair of gameplay hours to introduce you to some of the game’s mechanics, creatures, and ideas.
My Time at Sandrock$39.99
Travel to the desert community of Sandrock and take on the role of a fledgling Builder. Use your trusty toolset to gather resources, construct machines, and turn your run-down workshop into a well-oiled production facility to save the town from the jaws of economic ruin!
Don't Starve$9.99
Don’t Starve is an uncompromising wilderness survival game full of science and magic. Enter a strange and unexplored world full of strange creatures, dangers, and surprises. Gather resources to craft items and structures that match your survival style.
Outlaws of the Old West$19.99
Outlaws of the Old West is a massively multiplayer survival MMO with a huge world, thousands of items and a modular building system. Survive the wild, build your own homestead, defeat villainous bandits and work with others to tame the Wild West.
The Solus Project$19.99
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...
Ocean World: Eden Crafters PrologueFREE
Embark on a journey of survival, crafting, and automation in this free prologue introducing one of the planets you can transform in Eden Crafters – an upcoming open-world game that challenges you, alone or with friends, to turn a hostile planet into a habitable haven for humanity.
Broken World$1.99
"Broken World" is an exciting post-apocalyptic low-poly game where players have to survive in a world overrun by zombies and chaos. Build and strengthen your shelters, fight various threats and explore a dangerous world full of secrets and dangers.
TerraTech Worlds$29.99
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
GRAV$19.99
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
Crafting Block WorldFREE
Crafting Block World is an adventure with sandbox elements that will help you build your ideal world!
Novus Inceptio$19.99
Warning: This is an Early Access game! Welcome to an enigmatic world, where a new gaming experience in exploring, building and surviving is waiting just for you. Experience a sandbox world with survival elements, and join us in creating a full version of the game.
Green Hell VR$24.99
Green Hell VR is an Open World Survival game set in the Amazon rainforest, based on the successful PC title Green Hell. You are left alone in the jungle with no food or equipment. To survive, you must learn real-life survival techniques, and crafting weapons can be a matter of life and death