Top similar games like StarShip Constructor:
StarShip Constructor $4.99
Galaxy is on fire! Only you can save it! More than 20 modules and even more weapons and equipment,you can design your own spaceship and defeat the most powerful ships in galaxy!
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Space Haven$22.99
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.

Star Sonata 2FREE
Star Sonata 2 is a space sandbox MMO that combines elements of action, RPG, and empire creation into a truly unique MMO. Explore the sandbox style universe, build persistent bases, construct trade ships, and even fight your way to the top and claim the Emperor’s Throne!

IsoCraft Story$4.99
Isocraft Story is an isometric Minecraft-like sandbox game. Shape the infinite and procedurally-generated block world. Collect materials, play online, advance to higher tiers of tools and weapons, go deeper into the world and build a new spaceship to escape from this planet!

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.

Scrap Galaxy$7.99
Scrap Galaxy is a local build-and-destroy deathmatch game for up to 4 players. It is a 2D top-down shooter taking place out in space in a galactic junkyard. In this setting, the players are trying to survive by constructing space ships.

Starship Corporation$19.99
A sci-fi simulation game, in which players must design, assemble and test spaceships, in a bid to build a supreme Galactic Mega-Corporation. Gain your reputation by engineering and selling your own spacecraft, testing them to the limit in RTS missions and simulated emergency and combat situations.

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!

Planetes$9.99
In Planetes your aim is to survive, create and explore. You will need to harvest resources, in order to construct bases, spacecraft, and items. Protect yourself from other players by creating better spacecraft or a stronger base. Explore space, finding asteroids and planets to land on.

Astrometica: PrologueFREE
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.

Gravity in Space$13.99
Gravity in Space is an acurate-physics-based spacecraft flight and combat simulation. Learn how to use gravitational forces to navigate through surreal worlds, while you outplay your enemies and shoot them.

Lightspeed Frontier$14.99
Leave everything behind and try your hand at captaining a ship on the fringes of the universe. Customize your ship, explore vast star systems, invest in corporations, and embark on expeditions discovering fame and fortune within Lightspeed Frontier!

Space Engineers$19.99
Space Engineers is a sandbox game about engineering, construction, exploration and survival in space and on planets. Players build space ships, space stations, planetary outposts of various sizes and uses, pilot ships and travel through space to explore planets and gather resources to survive.

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!

Exodus H$18.99
Take command of your own colonial ship. Ensure the survival of your inhabitants and try to find a new habitable planet. This is the goal of the the Exodus H Space Commanders.

CubeGunFREE
A Sandbox Multiplayer Airship Shooting Game.Design battleships with weapons in a "rock paper scissors" mechanic.Shoot or Collide enemy ships into pieces.Challenge players all over the world with ships designed by yourself!

Out of Reach$14.99
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!

Space Fighters$1.99
You there, combat pilot! Control your spaceship and battle others to win a fast-paced, fun game of king of the hill, free for all or team deathmatch. All in the total freedom and maneuverability of 3D outer space.

Avorion$24.99
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.

Space Shells$9.99
Space Shells is a rogue-lite sci-fi VR game following an intergalactic mercenary tasked with hijacking a fleet of stunningly designed spaceships. Eliminate enemy droids, making clever use of specialized robotic shells to complete each treacherous mission.

Trailmakers$24.99
Build the ultimate vehicle and explore a vast open world filled with challenges and adventure. Play solo or team up with friends in multiplayer to conquer the toughest obstacles. With a thrilling campaign mode and endless creative possibilities, Trailmakers is the ultimate sandbox for adventurers.

Galactic Shipwright$2.99
Build the best or the funniest ships to transfer passengers, destroy enemies or navigate minefields. Beat every level and compete with your friends on the game's leaderboard, and share your best creations on the workshop.

Traitorous TrekFREE
Welcome to Traitorous Trek ! Immerse yourself in a universe teeming with deception, betrayal, and nail-biting tension. As a member of an interstellar fleet, your mission is to unravel the hidden shadows lurking within, thwart the conspirators' plans, and safeguard the future of humanity.

Farlight Explorers$9.99
Extract and gather resources from different planets. Manage the supply of electricity, water, food and oxygen of your base in order to survive. Automate the creation of new products. Build a spaceship to transport your products to other places...

Ship Graveyard Simulator 2$24.99
Dust off your torch and hammer - it's time to get back to work, you have a new job to do. Visit the new beach coast with the largest, biggest ship graveyard in the world, dismantle huge ship parts and collect tons of precious steel. Roll up your sleeves, it's time to get back to the business.

Ship Graveyard Simulator 2: PrologueFREE
The Prologue is just part of the gameplay that awaits you in the full version of the game. Visit the new beach coast with the largest, biggest ship graveyard in the world, dismantle huge ship parts and collect tons of precious steel. Roll up your sleeves, it's time to get back to the business.

Facteroids$14.99
Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.

Impulse of WarFREE
Stop! You haven't captured the train yet? Didn't build a base and haven't mastered the planet? I won't jump from a springboard to take the flag! I'll be waiting for you!

Revive & Prosper$19.99
A complex but not difficult voxel automation game with belts, trains, teleports, and even catapults for transport. Achieve efficiency through smart water control. Play with or without enemies. Produce materials and fuel for a spaceship. Deal with the toxic side effects. Can you Revive & Prosper?

Space Break$1.99
Build ships from elements and go to fight. The player can control several different spaceships at the same time (fleet battles). During the battle you can switch ships and different ships can attack different opponents. Choose your ships and tactics for each battle.

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.

Orbital Shipyards$9.99
Build, Explore, Fight. Build a ship of your imagination, explore the vast cosmos, and fight for your stake in the galaxy.

Kinetic Void$9.99
Kinetic Void is a 3D space adventure with a focus on customization and enjoyable space simulation. The shipyard allows players to construct their ship piece by piece. Ships can be as simplistic as a cockpit, a hull, a engine and a gun, or as complex as a player wants.

One Million Worlds$5.99
One Million Worlds is a block world, but unlike other block worlds it's not focused on buildings and architecture but on machines and movement. One Million Worlds is a blockworld with physics which means you can create things that not only look cool but are cool, because they work.

Survive the Rift$14.99
Survive the Rift is a rogue-lite shoot 'em up with procedurally generated levels, unlockable ships, and plenty of items to make each run unique. Inspired by classic 16-bit era scrolling shooters with modern rogue-lite game mechanics.

Galaxy's Extreme$9.99
Frenetic spaceship racing game, inspired by the high speed racing games of the 90s.

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.

Annihilate The Spance$29.99
RTS base builder with constant production and minimal micromanagement. Direct fleets of autonomous ships in huge battles. Features a singleplayer story campaign with 3 distinct playable factions and many subfactions, and full level editor. Test your abilities in the shifting tides of the Spance.

Rank: Warmaster$24.99
Stranded on Mars with next to nothing, build a city, assemble a fleet, and expand your empire to survive a hostile solar system in this new take that combines elements of space combat and RTS inspired by the classics.

DangerSpace$24.99
DangerSpace is a blend of thrilling space sim and tense RTS gameplay. The deliciously heavyweight, physics-driven flight engine gives a new gaming experience.

AS+CEND$4.99
AS+CEND is a space shooter where you pilot powerful ships in ferocious clashes against other players. Combat with AS+CEND ships is a deliberate battle of deadly intent that can quickly become a frantic fight for your life, or resolve into a satisfying kill when all goes according to plan.

Starbucket$7.99
Build both simple and complex spaceships, and engage in combat against other players using your creations!

Nimbatus - The Space Drone Constructor$19.99
Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.

Interstellar Pilot 2$0.99
The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.

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.

Autonauts$19.99
In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.

Fractured VoyageFREE
In this 2D sci-fi survival based game you must endure the difficulty of surviving on an alien planet, and need to adventure, dig and build your way to freedom.

Planet SFREE
Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.

Genesis of a Small God$17.99
You have awoken as a small god. As you accumulate the faith and souls of your followers, you will learn incredible new abilities. Protect, guide your people and smite any threats that may arise. The fate of your world is in your hands.

Stellar Settlers: Space Base Builder$11.99
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.

DawnOfCombatFREE
I'm elated to unveil "Battle at Dawn," a game born of my passion, now in development. Immerse in core combat, navigate a universe teeming with challenges, and join me in refining this free experience. Your insights are golden! Explore more on BiliBili: https://space.bilibili.com/397217774

Advanced Mechanized Spacecraft$12.99
Build your own ship, explore huge procedural maps, destroy AI ships, and place what's left of them on yours! Shields, lasers, missiles, railguns, spinning saws, spikes and EMP launchers are just some of the ship components that you can get. Over 50 enemy ships and 7 bosses in this early access game!