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.
Filters
Price (USD)
Release Date
Recommendations

Star Age: Space Combat$9.99
Prove you're the most feared pilot in the galaxy in this multiplayer arcade space shooter!

Gedel Escape$6.99
Survival game in a space setting with resource manager elements and puzzles

Evochron Legacy SE$24.99
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.

Star Singularity$14.99
A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.

Space Pirates and Zombies$9.99
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.

Endless SkyFREE
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

Space Commander: War and TradeFREE
Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics.

Hypergate$11.99
Hypergate is an arcade-style space combat game. It is focused on fast-paced combat rather than resources, realistic flight, or grinding. It features a 2-hour campaign, LAN or single-player Instant Action for customizing your own battles, 30 upgrades to buy using in-game points, and 3 ships to fly.

Space Mercs$0.99
Space Mercs is an extreme arcade space combat game where the amount of projectiles and lasers on-screen is only toppled by the amount of stars in the universe! Will you be able to complete all the mercenary missions and become the best pilot in the Galaxy?

Evochron Mercenary$14.99
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.

Subdivision Infinity DX$14.99
Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!

Spaceship Commander$9.99
Fight in space or on the planets, or just travel the universe. Visit cities and buildings, mine resources, trade with or speak to individuals on the planets. Explore and discover. Buy a new ship, fit upgrades, and hire a whole army of crew!

Project AsteroidsFREE
In the vastness of space, you are a lone robot desperately trying to survive. Build, explore, and fight for your life as you face deadly threats in the asteroid belt. This hardcore game shows no mercy—dangers lurk at every step, ready to destroy you at any moment.

Galactic Command Echo Squad SE$9.99
Galactic Command Echo Squad SE is a high-end and very challenging space/planetary combat game. It offers a thrilling campaign, instant action combat sessions as well as a sandbox mode allowing you to explore the game's universe while battling hostile Insurgent forces among others.

3030 Deathwar Redux - A Space Odyssey$14.99
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.

Star Rangers™ XE$11.99
Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.

Star Shelter$19.99
Star shelter is a space survival game built from the ground up for VR. You are stranded in space, you must climb around in Zero-G, explore, scavenge, craft, hack and fight to survive. You have to build, arm and upgrade your own space station in order to escape the cosmic graveyard.

Cosmic Cowabunnies$4.99
Play as "Sauce," the Grey Alien, on a critical mission to hide alien evidence from humanity. Abduct, rescue, mine, and unravel Earth's mysteries. Battle formidable foes and prove your skills on the intergalactic leaderboard. Prevent disclosure, or the truth is out!

Azulgar: Star Commanders$19.99
Azulgar: Star Commanders is a Sci-Fi open world sandbox game that puts you in a command of your own custom made space ship. Explore aftermath of the Azulgar event that reshaped the face of the solar system.

Cratered$7.99
Cratered is an open-world planet exploration game with a distinct illustrative style. Explore a star system, land on planets with your ship and walk around in first-person. Use tools to dig into the surface to find hidden items. Meteors, explosions and collisions make craters on the surface.

Starcom: Unknown Space$24.99
Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.

Starlight$9.99
Ignite the imagination on the edge of the Galaxy. Discover alien landscapes and exotic alien lifeforms on a mission, millions of light-years from Earth, Play as an android sent from Earth to explore the Universe. Craft! Explore! Uncover the mystery of our origins in the Universe.

Space Pirates And Zombies 2$19.99
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.

Planet ExplorersFREE
Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.

Galaxy on Fire 2™ Full HD$7.99
A hyperdrive malfunction sends Keith T. Maxwell tumbling through space and time to fight for his life against a mysterious alien armada that is wreaking havoc.

Rebel Galaxy$19.99
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Star Horizon$9.99
Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.

EVERSPACE™$19.99
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.

Rebel Galaxy Outlaw$29.99
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.

Between the Stars$29.99
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.

Starship EVO$19.99
Create the Starship of your dreams, explore the vast expanse of the galaxy, land on planets and jump into epic space battles. Experience a truly unique and powerful building engine where your imagination is the limit. Welcome to the next evolution in Space Sandbox gaming!

Project Coreward$8.99
Embark on an open world journey across the stars while encountering foes, friends and forgotten stories. Build your ship. Recruit and train your crew. Most of all, explore and confront the unknown to reveal the true, vast nature of choice and consequence.

Rodina$14.99
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!

Interstellar Rift$19.99
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!

Forces of Ether$12.99
Blast your way through an Isometric Open World Galaxy. Fly seamlessly to space. Lead your chosen faction in ground and space battles. Stop the imminent Collapse of civilization... Or let it all fall into ruin.

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.

NaevFREE
Naev is a game about space exploration, trade and combat. Players travel the galaxy and earn money by trading, fighting and performing missions.

Silent Sector$14.99
Oldschool action open-world sci-fi with a unique storyline, frenetic battles, crude humor, loose morals and cows.

Polynomial 2 - Universe of the Music$11.99
Polynomial 2 is an amazing visual candy which tends to be a space shooter and a music visualizer. Immersive on screen, mind-blowing in VR.

Starcom: Nexus$19.99
Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.

Wayward Terran Frontier: Zero Falls$29.99
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.

Space Shooter 24$0.99
Join the war in the depths of space with Space Shooter 24! Customizable ships, realistic graphics, and breathtaking action await you. Take action now to save the galaxy.

DeliSpace$9.99
Deliver packages... in space! Test your agility by navigating through different galaxies carrying diverse packages and upgrade your ship. Will you become the best courier in the universe?

Astro Traveler$4.99
A retro style space sim where you mine, trade, bounty hunt, pillage, and explore. In this game you choose you own path as you navigate the galaxy while balancing faction alligence and legality of your actions.

Somewhere on Zibylon$9.99
The game is filled to the brim with the atmosphere of cold space and zero gravity, features unusual game mechanics with a lot of puzzles, exploration, stealth, resource extraction, crafting, fights with alien forces and seizing space stations!

Galaxy Kingdoms$6.99
Galaxy Kingdoms is an action/adventure shooter. Feel the journey of a bounty hunter as he explores the galaxy in search of quests and treasure. Strengthen yourself by buying new weapons and armor and then take on more powerful enemies.

Universal Combat CE$9.99
The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

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?

Space Trash Scavenger$19.99
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.

WarpVector$4.99
WarpVector is an immersive sci-fi roguelike built around space exploration, combat, and navigation. Explore the remnants of an ancient civilization, fend off marauding space pirates, and find a way to save your home planet.

FarWest Colony$12.99
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.