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Best Space Strategy Games

219+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated May 2026

Looking for free space strategy games apps and games? 20 of our 219+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Space Strategy 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
Star Hunter-Infinite Lagrange#2

Star Hunter-Infinite Lagrange by NETEASE INTERACTIVE ENTERTAINMENT PTE. LTD

Rally the Fleet,Hunt the Stars
Strong Contender
🎮 Games
4.5😐(7.4K ratings)
FreeIn-App Purchases
Star Hunter-Infinite Lagrange screenshot 1
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Star Hunter-Infinite Lagrange screenshot 6

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!

What We Love

  • 🚀 Smooth gameplay
  • 🔍 Detailed graphics
  • 📚 Engaging gameplay mechanics
  • 🤝 Good community and union features

Room to Improve

  • 🕰️ Slow progression and long wait times
  • 🤖 Unbalanced AI and overpowered opponents
  • 🎲 Frustrating RNG for ship blueprints
Hades' Star#3

Hades' Star by Parallel Space Inc

Build a mighty space empire
Worth Considering
🎮 Games
4.4😊(2.9K ratings)
FreeIn-App Purchases
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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!

What We Love

  • 🤩 Awesome game
  • 🕰️ Relaxing, slow-paced gameplay
  • 👥 Great community and teamwork
  • 🚫 No pay-to-win mechanics

Room to Improve

  • ⏱️ Slow progression and upgrade process
  • 🤖 Unbalanced AI and matchmaking issues
  • 🔄 Repetitive gameplay and lack of variety

More Space Strategy Games apps to explore

4
Starborne: Frontiers
Starborne: Frontiers
Starborne: Frontiers
Awaiting orders, Commander!
Free
🎮 Games
(1.3K)
5
Project Entropy
Project Entropy
Project Entropy
Strategy & Sci-fi MMO
Free

Project Entropy is a comprehensive strategy planning tool that helps users analyze data and make informed decisions. Plan, strategize, and optimize your projects efficiently.

🎮 Games
(1.3K)
6
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
(967)
7
Lost In Space : The Frontier
Lost In Space : The Frontier
Lost In Space : The Frontier
The war has begun
Free

Embark on an intergalactic journey in a thrilling space exploration game set in a war-torn universe. Join the battle, discover new planets, and conquer the frontier. Explore now!

🎮 Games
(863)
8
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)
9
Space Takeover - Defense.io
Space Takeover - Defense.io
Space Takeover - Defense.io
Conquer over city Games 3D
Free

Embark on an adventurous competitive mobile game where you compete to conquer planets by drawing lines between them. Experience multi-level challenges, fantasy props, and strategic gameplay for a thrilling gaming experience! Conquer planets and become the master of risk strategy in this captivating game.

🎮 Games
(4.8K)
10
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)
11
Solar Smash
Solar Smash
Solar Smash
by PARADYME LIMITED
Free
$3.99 | 100% OFF

Experience planetary destruction with a variety of weapons like nuclear missiles, lasers, monsters, and more in this simulator. Explore space imagery from NASA while exercising caution with flashing lights. Start exploring the universe today!

🎮 Games
(380K)
12
Clash Royale
Clash Royale
Clash Royale
Epic PvP Card Battle Strategy!
Free

Engage in epic real-time PvP battles in a strategic card game where you build your Battle Deck to defeat opponents worldwide. Collect over 100 unique cards, join clans for battles, and compete in global tournaments for rewards. Play now for free and become a master of strategy in Clash Royale!

🎮 Games
(3.8M)
13
Stellaris: Galaxy Command
Stellaris: Galaxy Command
Stellaris: Galaxy Command
Sci-Fi, space strategy game
Free

Lead an epic space strategy in a popular Sci-Fi game on your mobile device. Explore, build alliances, trade, and dominate the galaxy in real-time battles with stunning visuals and iconic ships. Download now for free and join the adventure!

🎮 Games
(1.6K)
14
Pixel Starships™
Pixel Starships™
Pixel Starships™
Online 8Bit Star Ship Trek
Free

Command every aspect of your own epic starship in the world's first total spaceship management game in an 8-bit massive online universe. Build, battle, explore, and conquer in Pixel Starships – a must-play for fans of sci-fi strategy games. Download now and set course for victory!

🎮 Games
(35K)
15
Alien Invasion: RPG Idle Space
Alien Invasion: RPG Idle Space
Alien Invasion: RPG Idle Space
Spider evolution alien games!
Free

In this RPG idle game, command an alien to defeat, evolve, and dominate by eating humans to grow its army. Face powerful bosses, evolve your alien, crush waves of enemies, and upgrade abilities to dominate in epic battles and unlock new locations. Download now to assert extraterrestrial dominance!

🎮 Games
(6.6K)
16
Star Trek Fleet Command
Star Trek Fleet Command
Star Trek Fleet Command
MMO Strategy SciFi Warfare
Free

Embark on an immersive intergalactic strategy adventure in a vast galaxy with iconic ships and characters from the Star Trek universe. Lead your fleet, recruit legendary officers, and engage in epic battles in a dynamic online multiplayer experience. Download now and boldly go where no one has gone before!

🎮 Games
(67K)
17
Auralux: Constellations
Auralux: Constellations
Auralux: Constellations
by War Drum Studios LLC
Free

Experience a relaxing yet challenging real-time strategy game with vibrant graphics and ambient music. Strategize your way through 150 unique levels, engage in online multiplayer battles, and explore new modes and maps. Test your skills in this cerebral experience where every decision counts.

🎮 Games
(5.1K)
18
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)
19
Planet Defense: Space TD game
Planet Defense: Space TD game
Planet Defense: Space TD game
Galactic TD Strategy
Free

Defend your home planet from relentless alien invaders in a thrilling roguelike tower defense game, where strategic decisions and upgrades are key to survival. With unique gameplay, stunning visuals, and endless replayability, can you outsmart the alien onslaught and become the ultimate galactic defender?

🎮 Games
(276)
20
Galaxy Attack: Alien Shooter
Galaxy Attack: Alien Shooter
Galaxy Attack: Alien Shooter
Classic Space War Invasion
Free

Protect Earth from alien swarms in a challenging space shooting game. Upgrade your spacecraft, face enemies in various environments, and engage in multiplayer mode. Download now for classic space combat!

🎮 Games
(14K)