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Best Space 4X Games

170+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated May 2026

With an average user rating of 4.5★, the Space 4X games category is one of the App Store's strongest. Browse all 170+ apps and games we track, sorted so the most loved ones surface first.

Top Picks for Space 4X Games

Infinite Galaxy#1

Infinite Galaxy by Hong Kong Ke Mo software Co., Limited

Command your space fleet
Editor's Choice
🎮 Games
4.5😐(7.1K ratings)
FreeIn-App Purchases
Infinite Galaxy screenshot 1
Infinite Galaxy screenshot 2
Infinite Galaxy screenshot 3
Infinite Galaxy screenshot 4
Infinite Galaxy screenshot 5

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!

What We Love

  • 🚀 Smooth gameplay
  • 👍 Friendly alliance community
  • 🚀 Impressive graphics
  • 💡 Interesting storyline and events

Room to Improve

  • 💰 Pay-to-win mechanics
  • 🐛 Frequent crashes and bugs
  • 🕰ī¸ Slow progression for free-to-play players
Nyan Cat: Lost In Space#2

Nyan Cat: Lost In Space by Istom Games Kft.

10 Years Anniversary Update
Strong Contender
🎮 Games
4.7😊(9.2K ratings)
FreeAdsIn-App Purchases
Nyan Cat: Lost In Space screenshot 1
Nyan Cat: Lost In Space screenshot 2
Nyan Cat: Lost In Space screenshot 3
Nyan Cat: Lost In Space screenshot 4
Nyan Cat: Lost In Space screenshot 5
Nyan Cat: Lost In Space screenshot 6

Embark on a wild adventure with the beloved Nyan Cat in this addictive game where you can collect coins, buy boosts, and explore infinite space. Choose from various game modes, including confronting Nyan Cat's nemesis and flying on different planets. Plus, enjoy the iconic Nyan-song while unlocking exciting features like power-ups, collectibles, and battling enemies. Start playing and indulge in the fun today!

What We Love

  • 🎉 Fun and entertaining
  • 👍 Customizable Nyan Cat
  • 🎨 Cute and nostalgic visuals
  • 🕹ī¸ Variety of game modes

Room to Improve

  • 🐛 Game freezes after ads
  • 🐛 Glitches and bugs
  • 💰 Expensive in-app purchases
TerraGenesis - Space Settlers#3

TerraGenesis - Space Settlers by Tilting Point LLC

Terraform Universe Planets
Worth Considering
🎮 Games
4.6😊(32K ratings)
FreeAdsIn-App Purchases
TerraGenesis - Space Settlers screenshot 1
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TerraGenesis - Space Settlers screenshot 4
TerraGenesis - Space Settlers screenshot 5
TerraGenesis - Space Settlers screenshot 6

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!

What We Love

  • 🚀 Awesome and engaging
  • 👍 Perfectly engaging game
  • 👍 Incredibly addictive in a good way
  • 👍 Beautiful and pleasing graphics

Room to Improve

  • 🐛 Biosphere bugs
  • 🐛 Crashes and performance issues
  • 🐛 Terraforming progress resets unexpectedly

More Space 4X Games apps to explore

4
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
(647K)
5
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)
6
Nova: Space Armada
Nova: Space Armada
Nova: Space Armada
The Republic will bring light
Free

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.

🎮 Games
(3.6K)
7
Galaxiga: Classic Arcade Game
Galaxiga: Classic Arcade Game
Galaxiga: Classic Arcade Game
80s Alien Space Galaxy Shooter
Free

Experience the thrill of a retro space shooter game with GALAXIGA - Classic 80s Arcade. Blast through infinite galaxy enemies, upgrade your spaceship, and compete in PvP mode for a spot on the global leaderboard. Download now for an intense nostalgic gaming experience!

🎮 Games
(1.3K)
8
Annihilation - Space Tycoon
Annihilation - Space Tycoon
Annihilation - Space Tycoon
Universe annihilator idle game
Free

Explore the Multiverse and annihilate atoms in this incremental idle clicker game where you collect regular and Dark Energy, upgrade Disasters, and harness crystals for power. Prepare for an epic adventure of Universe annihilation with time travel, challenges, and adventures awaiting you. Discover space and time in this exciting idle game!

🎮 Games
(1.1K)
9
Space Survivor - Star Pioneer
Space Survivor - Star Pioneer
Space Survivor - Star Pioneer
Build & Fight on Alien Star
Free

Explore the vast universe in an immersive space survival game where you must gather resources, build spacecraft, and brave unknown worlds to survive. Embark on your interstellar journey now and uncover the mysteries of the cosmos!

🎮 Games
(2.8K)
10
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)
11
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)
12
Galaxy Attack: Space Shooter
Galaxy Attack: Space Shooter
Galaxy Attack: Space Shooter
Alien shooter - Classic game!
Free

Protect the galaxy from alien invaders in a thrilling space shooting game. Command your ship, battle evil enemies, and compete in online PvP matches to dominate the leaderboards. Join the fight now!

🎮 Games
(348K)
13
Space Pioneer
Space Pioneer
Space Pioneer
Alien invasion PvP war shooter
Free

"Embark on an alien invasion PvP war shooter adventure with RPG elements. Choose from different classes to suit your playstyle in multiplayer modes and team up for ultimate space shooter action. Arm yourself with hi-tech weapons and explore new galaxies today!"

🎮 Games
(8.1K)
14
Pixel Starshipsâ„ĸ
Pixel Starshipsâ„ĸ
Pixel Starshipsâ„ĸ
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
Space Wars 3D Star Combat Simulator: FREE THE GALAXY!
Space Wars 3D Star Combat Simulator: FREE THE GALAXY!
Space Wars 3D Star Combat Simulator: FREE THE GALAXY!
by Useless Creations Pty Ltd
Free

Prepare to climb into the cockpit of a star fighter and free the galaxy with this 3D space combat simulator. Engage in challenging battles, unlock new ships, and strategically upgrade your arsenal to conquer the alien menace. Try it now and become the ultimate Space Warlord!

🎮 Games
(282)
16
Tunnel Trouble-Space Jet Games
Tunnel Trouble-Space Jet Games
Tunnel Trouble-Space Jet Games
Tunnel Trouble-Space Jet Games
Free
🎮 Games
(119)
17
Space Colonizers Idle Clicker
Space Colonizers Idle Clicker
Space Colonizers Idle Clicker
A strategy simulation game
Free

Embark on an epic intergalactic adventure in a strategy simulation game where you colonize uncharted planets, manage resources, and battle other players. Experience space exploration with stunning graphics and sound effects. Join the universe domination race now!

🎮 Games
(2.1K)
18
Plato: Fun Multiplayer Games
Plato: Fun Multiplayer Games
Plato: Fun Multiplayer Games
Play and Chat with Friends
Free

Join Plato: Games To Play Together for group games and chat with friends without the need for sign-ups or emails. Connect via private messaging, group chats, and public rooms to meet new people and have fun together. Say hi at hello@platoapp.com with any feedback or suggestions!

🌐 Social Networking
(21K)
19
Galactic Colonization: Space X
Galactic Colonization: Space X
Galactic Colonization: Space X
Avoid Danger on Solar Journey
Free

Embark on an epic space journey, dodge obstacles, upgrade your spaceship, and explore distant planets in this thrilling space adventure game. Compete globally, unlock new planets, and join the Galactic Colonization community for an out-of-this-world experience. Download now and start your cosmic adventure!

🎮 Games
(9)
20
Galaxy on Fire 2â„ĸ HD
Galaxy on Fire 2â„ĸ HD
Galaxy on Fire 2â„ĸ HD
by Plaion GmbH
Free

Discover a thrilling space adventure game with stunning HD graphics and immersive gameplay. Pilot your own spaceship, engage in epic battles, trade commodities, and explore a vast galaxy. Download now and embark on an unforgettable journey through the stars!

🎮 Games
(6.1K)

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