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Best Space Building Games

217+ iOS apps & games curated and reviewed

4.4 avg rating
20 free apps & games
Updated May 2026

Nova is the household name in space building games, but it's far from the only option. We track 217+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Space Building Games

Nova: Space Armada#1

Nova: Space Armada by STONE3 PTE. LTD.

The Republic will bring light
Editor's Choice
🎮 Games
4.7😐(3.6K ratings)
FreeAdsIn-App Purchases
Nova: Space Armada screenshot 1
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Nova: Space Armada screenshot 6

Become the master of space conquest in a strategic game where you build an imposing space station, create powerful fleets, establish alliances, and explore endless stars. Join now and shape the future of the galaxy! Contact support at support@gamestone3.com.

What We Love

  • 🚀 Fun, addictive gameplay
  • 👍 Decent progression without paying
  • 🎨 Beautiful graphics and atmosphere
  • 💡 Interesting ship building and customization

Room to Improve

  • 🐛 Frequent crashes and stability issues
  • 🕰️ Slow progression and grindy gameplay
  • 💰 Aggressive monetization and pay-to-win mechanics
TerraGenesis: Landfall#2

TerraGenesis: Landfall by Tilting Point LLC

Life in Space - City Builder
Strong Contender
🎮 Games
4.1😐(1.9K ratings)
FreeAdsIn-App Purchases
TerraGenesis: Landfall screenshot 1
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TerraGenesis: Landfall screenshot 6

Build and manage cities on planets in our solar system and outer space in this free city-building simulation. Lead humanity to a new future outside Earth, create life in space, and expand your civilization across the galaxy using NASA science. Transform barren planets, balance resources, and conquer new territories while exploring planets to develop civilizations in space. Experience random events and ensure sustainable growth in this science-based city-building simulator. Start your space adventure now!

What We Love

  • 🚀 Challenging gameplay
  • 🔍 Unique concept
  • 🎨 Good graphics
  • 👍 Engaging city building

Room to Improve

  • 🐛 Frequent crashes and bugs
  • ⏱️ Slow progression
  • 🏥 High settler mortality rate
Tiny Space Program#3

Tiny Space Program by Jerry Neimann

Shoot rockets, run your agency
Worth Considering
🎮 Games
4.5😊(1.5K ratings)
FreeAdsIn-App Purchases
Tiny Space Program screenshot 1
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Embark on an interstellar journey with this app that lets you manage your own space agency, from launching rockets and building colonies to conducting research and exploring new worlds. Experience the challenges and excitement of space exploration while overseeing a variety of missions and pioneering interplanetary societies. Start your cosmic adventure today!

What We Love

  • 🚀 Awesome game
  • 👍 No ads or pay-to-win
  • 🚀 Engaging gameplay
  • 🚀 Lots of depth and content

Room to Improve

  • 🐛 Bugs and glitches
  • 🔧 Confusing UI and menus
  • 💰 Difficult to earn credits/resources

More Space Building Games apps to explore

4
The Final Earth 2: Colony Sim
The Final Earth 2: Colony Sim
The Final Earth 2: Colony Sim
Build your own space colony!
Free

Build your own space colony in this city builder game set in a post-apocalyptic world. Manage resources, research technology, and expand your city to create a thriving metropolis. Experience the challenge of sustaining humanity's future in a unique and engaging way. Check it out now and shape the destiny of your space colony!

🎮 Games
(2K)
5
TerraGenesis - Space Settlers
TerraGenesis - Space Settlers
TerraGenesis - Space Settlers
Terraform Universe Planets
Free

TerraGenesis - Space Settlers allows you to terraform and build planets using real NASA science. Join factions, create habitats, manage resources, and explore new worlds in this immersive idle planet building simulator. If you love astronomy or resource management games, download and start terraforming today!

🎮 Games
(32K)
6
Nova Empire: Space Wars MMO
Nova Empire: Space Wars MMO
Nova Empire: Space Wars MMO
Become a Starship Commander
Free

Embark on an epic space conquest in a next-gen online strategy game. Battle players worldwide, build fleets, form alliances, and lead your empire to victory! Join Nova Empire now and dominate the galaxy!

🎮 Games
(5K)
7
Foundation: Galactic Frontier
Foundation: Galactic Frontier
Foundation: Galactic Frontier
Forge Your Galactic Legacy
Free

Embark on an epic sci-fi journey in a universe where the Galactic Empire falls and new factions rise, as you command your starship, explore space, and dominate the galaxy with deep strategy and intense action. Build your legacy by navigating complex alliances, constructing your spaceship, and leading a diverse crew to shape the future of the galaxy.

🎮 Games
(6.7K)
8
Space Arena: Construct & Fight
Space Arena: Construct & Fight
Space Arena: Construct & Fight
Join ship construction games
Free

Create, customize, and battle with your own spaceship in an intense space combat game. Engage in strategic battles, upgrade your ship, and dominate the galaxy! Join the battle now!

🎮 Games
(18K)
9
Spaceflight Simulator
Spaceflight Simulator
Spaceflight Simulator
Rocket science made simple!
Free

Explore the vast universe and build your own rockets to discover planets and moons in this space exploration game. Experience realistic physics and orbital mechanics in an open universe with no limits.

🎮 Games
(97K)
10
Space Bound: Planet games
Space Bound: Planet games
Space Bound: Planet games
Earth game and alien RPG
Free

Explore uncharted space as an astronaut, uncovering secrets of remote planets and battling formidable aliens, while upgrading your skills and technologies to survive and thrive in the cosmos. Embark on a thrilling adventure through vibrant alien worlds, harvesting resources and revealing the mysteries of the universe.

🎮 Games
(464)
11
Among Us!
Among Us!
Among Us!
by InnerSloth LLC
Free

Explore the space-themed game of teamwork and deception with 4-15 players online. Engage in social deduction, strategize as Crewmates to uncover Impostors, and customize your gameplay. Play across different platforms for a fun and thrilling gaming experience. Find out more at [website].

🎮 Games
(54K)
12
Playground In Space
Playground In Space
Playground In Space
Explore galaxy!
Free

Embark on an interstellar adventure in a sandbox universe, creating your own cosmic stories with limitless possibilities. Craft galaxies, design structures, and explore space in an immersive sandbox experience that challenges your creativity. Dive into the vastness of space and shape your interstellar journey.

🎮 Games
(1.4K)
13
Starborne: Frontiers
Starborne: Frontiers
Starborne: Frontiers
Awaiting orders, Commander!
Free
🎮 Games
(1.3K)
14
Idle Space Company
Idle Space Company
Idle Space Company
Become a space tycoon!
Free

Manage and expand your space trading company, recruit astronauts, explore the universe, and research new technologies in this idle tycoon game where you can earn cash even when not playing. Play for free offline and join over 500,000 players in becoming a rich space tycoon!

🎮 Games
(5K)
15
Hades' Star
Hades' Star
Hades' Star
Build a mighty space empire
Free

Build a powerful space empire in a dynamic galaxy with evolving gameplay in this unique online space strategy game. Colonize planets, engage in diplomacy, customize ships, and participate in various missions while interacting with other players. Join now and leave your mark on the universe!

🎮 Games
(2.9K)
16
Star Hunter-Infinite Lagrange
Star Hunter-Infinite Lagrange
Star Hunter-Infinite Lagrange
Rally the Fleet,Hunt the Stars
Free

Embark on a thrilling journey in a sci-fi space strategy game where you expand your base, customize ships, engage in massive battles, and interact with interstellar forces. Join alliances, explore uncharted space, and experience realistic 3D graphics. Are you ready to carve your path in the Lagrange System? Explore more at the links below!

🎮 Games
(7.4K)
17
Rivals at War: 2084
Rivals at War: 2084
Rivals at War: 2084
Epic TPS Shooting Game
Free

Experience epic sci-fi battles in a galaxy of chaos with high-impact 3D graphics. Train, equip, and lead your team to conquer planets, challenge friends, and dominate the universe in intense head-to-head combat. Join the ultimate space adventure now!

🎮 Games
(284)
18
Infinite Galaxy
Infinite Galaxy
Infinite Galaxy
Command your space fleet
Free

Embark on an epic space adventure in a next-generation immersive game where you command your own fleet through deep strategic choices. Explore the vast Galaxy, build your flagship, and engage in battles with space pirates as you uncover ancient secrets and shape the fate of the universe. Join the adventure now and lead your fleet to victory!

🎮 Games
(7.1K)
19
Mars Knight: Space Games
Mars Knight: Space Games
Mars Knight: Space Games
Be the pioneer of space life.
Free

Explore the universe, build and manage your own intergalactic empire by constructing homes, collecting resources, and recruiting a skilled crew. Defend your empire against hostile forces, research new technologies, and upgrade your equipment to become the greatest space master and architect in the universe.

🎮 Games
(3)
20
Super Starfish
Super Starfish
Super Starfish
Stunning Space Swimmer
Free

Swim through space as a Starfish, dodging obstacles to create your own aquarium in the cosmos. With stunning visuals and simple gameplay, collect unique flora, customize your aquarium, and compete with friends for the rarest Starfish. Try it now and become the next Fish Superstar!

🎮 Games
(29K)

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