Top similar games like Underspace:
Underspace $19.99
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with Day 1 mod support and a planned PvP/co-op multiplayer on the Early Access roadmap. You're going to need a bigger ship.
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Stellaxy$4.99
Stellaxy is a space exploration immersive sim with alien cultures, boss battles, and massive Universes containing billions of planets to explore! Discover the mysteries of the Universes and find collectibles while completing quests.
Detached: Non-VR Edition$14.99
Detached, a suspenseful interstellar duel that demands tactics and skill to survive, is now available in a non-VR version! Separated from your unit, you must make smart decisions and race to safety in this visceral exploration of deep space.
Settlement Zero$14.99
Settlement Zero is a first-person VR adventure using free movement, mixing open exploration with frantic combat as you defend yourself against autonomous spacecraft and robots.
Beyond the Storm$11.99
Be NEARLY vaporized, crushed, blown to pieces, flame broiled, and electrocuted using your incredible targeting skills and class 1 fancy flying to keep you alive in this SHMUP that brings back the essence of the classic arcade shmups!
Cosmic Ray$2.99
A game about exploring space in search of hospitable planets for colonization. Casual gameplay and short rounds make it a great option for killing a few minutes.
Fate of the World$9.99
Fate of the World is a dramatic global strategy game that puts all our futures in your hands. The game features a dramatic set of scenarios based on the latest science covering the next two centuries. You must manage a balancing act of protecting the Earth’s resources and climate versus the needs of an ever-growing world population, who...
Mystical Maritime Adventure$8.99
Here, you can freely sail your ship, explore the endless ocean, and find hidden islands and treasures!
Rise - The Vieneo Province$19.99
Rise is a persistent science fiction sandbox strategy MMO set on Vieneo, an exomoon about 225 LY from Earth. Use ground, air, and space vehicles to explore this vast open world of 100 million square kilometers in size! You are helping establish a living, breathing world with virtually no boundaries!
Far Horizon$29.99
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.
StarMade$14.99
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Celestial Command$19.99
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Starbound$14.99
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
Force of Nature$7.99
Force of Nature is a Sandbox game that combines Action, Adventure, RPG, Strategy and Management genres
Stardiver$14.99
Descend into the depths of an underwater world filled with wonder, mysteries, and peril. Fight to survive among unknown, dangerous species. Discover the story behind the abandoned base. Explore this submerged world and learn its history.
Cube Universe$19.99
Cube Universe is a first-person voxel RPG. Visit many different, procedurally generated planets. Team up with your friends to fight against fierce enemies in dungeons. Do quests to save the world from the forces of evil - or throw it into chaos.
STAR-BOX: RPG Adventures in Space$4.99
STAR-BOX – RPG Adventures in Space!Strap on your gravity boots, power up your laser, and climb aboard your spaceship for a retro-styled, RPG-jaunt into the unknown!Travel an open-world, sandbox universe where you are the architect of your own story.
IKO 39$12.99
Find out what happened at the station, which had lost contact with the Earth. EMI – the artificial intelligence of the station – will help you to solve the mystery. But be careful. You are not alone on the planet...
Gaia$19.99
A sci-fi base building survival game, featuring raids, agriculture, intelligent AI, natural disasters and more.
DICED Pilot$6.99
DICED Pilot is a 2D action game containing old-school platform-based movement/jump timing challenges, physics-based surroundings, jetpacks, and weapons that can destroy everything in sight!
Landinar: Into the Void$19.99
Landinar: Into the Void is a top-down space-adventure-RPG. You are recruited as a rookie bounty hunter in the oppressive Landinar Empire. On your journey through the quadrant you will meet diverse characters, build your own spaceship and choose your battles.
Redout: Space Assault$9.99
Redout: Space Assault is arcade space battle, coupling the trademark Redout adrenaline with the thrill of combat. Outsmart, outmaneuver, overpower, outclass your opponents in lightning-fast, adrenaline-inducing single-player space combat.
Evasive Maneuvers$2.99
Evasive Maneuvers is a team-based online multiplayer spaceship arena game. 2-12 players are split into two teams; Runners who must escape the map through a warp gate, and Hunters who must stop them at all costs. Time is limited, so move quickly!
Detached$24.99
Detached is a suspenseful interstellar duel that demands tactics and skill to survive. Separated from your unit you must make smart decisions and race to safety in this visceral exploration of deep space. Strap yourself into your spacesuit for thrilling gameplay designed for VR headsets.
Slingshottr$4.99
A co-op sci-fi featuring scrap, piracy, and your talkative line manager Clara.
Legendary Realms: A Fantasy World Odyssey$1.99
Legendary Realms: A Fantasy World Odyssey is a multiplayer sandbox adventure game. Create your own character, select classes, and take on quests to earn rewards and level up. With a range of equipment and multiplayer options, it's an immersive experience that will keep you engaged for hours.
Fairspace$8.99
Fairspace is an amateur developed open-ended space exploration, trading and combat game. A full and rich persistent universe awaits your discovery.
The Mystery Of The Moon$59.99
The game of survival and construction on the surface of the moon. Learn to build a base on the surface of the moon, maintain survival, explore and discover the secrets inside the moon, and solve abnormal problems.
JUST A GAME$1.99
"Just a Game" is a sci-fi flying shooting game, you will control the robot protagonist zero and lead the partners in this exclusion of artificial intelligence in the world to survive, there are many camps in the game, you can choose to join them or one side.Build your fleet and fight the world.
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!
Reconquer OnlineFREE
An new indie MMORPG inspired by OSRS! Train, battle, quest, and explore a dynamic world. Solve puzzles, conquer dungeons, and fight epic battles. This game builds upon time-tested mechanics with barricades, fires, player controlled resources, endless raids, macroing, and a caravan system!
Legends of Ellaria$9.99
Legends of Ellaria is a unique blend of sandbox action-RPG and real-time strategy. Build a new kingdom for your people, construct and manage its cities, command your troops in epic battles and join them fighting in third-person action, and live adventures in an immersive high fantasy world.
Crestfallen: Medieval Survival$14.99
👑 Hail to the King! In Crestfallen: Medieval Survival, players clash for dominance over the realm through strategic castle 🏰 building and fierce combat. Craft epic armor, forge deadly medieval weapons⚔️, and build a kingdom worthy of legend 📜. Create a Guild 🐉, trade goods, and prevail! 🌟
Spire Horizon$9.99
Discover a thrilling world of adventure in Spire Horizon, an RPG open world game, where you embody a skeleton protagonist, explore a visually stunning world, engage in battles against formidable enemies, and traveling in search of a beloved wife.
AevumCoreFREE
AevumCore is an action role-playing game that embarks a grand journey with Marcus and his companions. Join them as they fight through a series of challenges and uncover the truth of the world of Eirensia and its existence! They are set in a mission to restore and save the world from its demise.
Converter$5.99
Escape the hellish planet 50Y-80Y in a puzzle platformer about a stranded astronaut overcoming sly planet's shenanigans in the ultimate quest to survive and discover the mysterious planet's secret.
Re.poly$14.99
Build on what was once and defend it with your life. Survive the wild and defeat the evil, alone or with friends in a wonderful poly world.
Osiris: New Dawn$34.99
Osiris: New Dawn is an unforgiving near future space survival game with a cinematic feel and elements of horror. Play as a Mission Specialist in single or multiplayer to build your planetary base, pilotable vehicles, and controllable drones as you explore a dangerous solar system far from Earth.
Windfolk: Sky is just the Beginning$12.99
Explore the skies of Eurian and help Esen to defeat the evil coalition in Windfolk: Sky is just the Beginning, a third-person shooter adventure game.
Starboost EX$6.99
Fly in space like Ironman with 30+ missions to play & deploy your own turrets & monsters into the battlefield. A story driven Sci-fi adventure game.
Project Amalthea: BattlegroundsFREE
There is a quarantine declared throughout the orbit so all the pilots are grounded except for the few ones allowed to participate in training battles. Join their ranks for blazing fast space battles with another players in this top-down shooter game
Space Battle VR$9.99
Space Battle VR is an action shooter set in space. It supports VR controllers to give you a real feel how it is to be a spaceship pilot. You can truly feel the cosmos with this game. Jump into an awesome adventure, help mankind, win a war, bring freedom and happiness to the universe. People need you!
Grace Online$14.99
Grace Online is a 3D fantasy MMORPG featuring an immersive experience that allows the players to forge their own paths through exploration and discovery.
EvaverseFREE
Welcome to EVAVERSE, an immersive social gaming world with fun, unique, and competitive game modes! Explore and connect with the Evaverse community and together help shape the ever-expanding world of the Evaverse with like-minded players.
Arcade Moonlander$0.99
Explore space and race against the clock in this retro styled adventure game.
Frontiers Reach$19.99
Strap into the cockpit of a retro-futuristic starfighter as you fight through the ravages of an interstellar war across more than 35 story missions, 15 side missions, and a dynamic warmap with over 2000 possible scenario variations.
Caves Of Mars$0.99
Caves of Mars is a new 2D sci-fi action adventure space shooter game set in the mysterious caves of the planet Mars. Your mission is to navigate your spacecraft through 100 procedurally generated levels, battle against and destroy enemies and alien lifeforms and collect as many gems as possible.
Roll Freak$14.99
Drag to move, hold to stop, charge to sprint. In danger, hold nearby hackable machines to make a way out.
2099 Gravity HavocFREE
Shoot at enemies in a WEIGHTLESS space station to save yourself from burning alive in the atmosphere!
Inertia ball$0.99
This is an unusual adventure future simulation space game, in different gravity under your operation will also change. Players can feel the vastness of different planets in the game, feel different gravity, feel their own different operations. Conquer the universe!
STARS COMMANDER$6.99
This is a game set in space and focused on trade of resources between spaceships and space stations.
Fragmented$9.99
Stranded in a hostile alien world, you must fight to survive. Hunt, harvest, craft, advance skills, and build using local resources along with technology from your voyage.