Best Space Engine Apps & Games

249+ iOS apps & games curated and reviewed

4.4 avg rating
20 free apps & games
Updated August 2026

If you already know Solar System Sim, this is the deeper bench. 249+ space engine apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Space Engine Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Solar System SimSolar System SimFree4.5★ (4.1K)YesYesSep 2026
2Celestia - Space SimulatorCelestia - Space SimulatorFree4.4★ (317)NoYesSep 2026
3Solar Walk Lite - PlanetariumSolar Walk Lite - PlanetariumFree4.6★ (32K)YesNoSep 2026
4Solar SmashSolar SmashFree was $3.994.8★ (389K)YesYesSep 2026
5Galaxy MapGalaxy MapFree4.6★ (598)YesYesSep 2026
6NASANASAFree4.8★ (64K)NoNoSep 2026
7Space Crash SimulatorSpace Crash SimulatorFree4.5★ (543)YesYesSep 2026
8Solar Walk 2 Ads+:The UniverseSolar Walk 2 Ads+:The UniverseFree4.7★ (6.7K)YesYesSep 2026

Top Picks for Space Engine

Solar System Sim#1

Solar System Sim by WPC

Space & Planet Physics Sandbox
Editor's Choice
🎮 Games
4.5😊(4.1K ratings)
FreeAdsIn-App Purchases
Solar System Sim screenshot 1
Solar System Sim screenshot 2
Solar System Sim screenshot 3
Solar System Sim screenshot 4
Solar System Sim screenshot 5
Solar System Sim screenshot 6

Simulate and explore celestial bodies within our solar system and beyond. Create your own solar systems, experiment with gravity and physics, and observe orbital mechanics in action.

What We Love

  • 🚀 Realistic simulation
  • 🚀 Detailed solar system
  • 🚀 Ability to create custom solar systems
  • 🚀 Impressive graphics
  • 🚀 Frequent updates

Room to Improve

  • 🐛 Crashes and glitches
  • 🔋 High battery consumption
  • 💰 Excessive ads
  • 🐛 Saving and loading issues
  • 🐛 Unstable orbits
Celestia - Space Simulator#2

Celestia - Space Simulator by 林峰 李

3D interactive planetarium
Strong Contender
📚 Education
4.4😊(317 ratings)
FreeIn-App Purchases
Celestia - Space Simulator screenshot 1
Celestia - Space Simulator screenshot 2
Celestia - Space Simulator screenshot 3
Celestia - Space Simulator screenshot 4
Celestia - Space Simulator screenshot 5
Celestia - Space Simulator screenshot 6

Explore the universe in real-time 3D. Visit planets, moons, star clusters, and galaxies, viewing them from any point in space and time. Customize your experience with expandable content and detailed simulations.

What We Love

  • ⭐ Realistic space simulation
  • 🌌 Ability to explore galaxies and star systems
  • 🔍 Detailed planet and moon textures
  • 📷 Great for taking screenshots
  • 🤖 Reminds users of Space Engine

Room to Improve

  • 🐛 Occasional crashes and glitches
  • 🌌 Limited exploration beyond Milky Way and Andromeda
  • 🌍 Flat terrain on planets
  • 🔍 Lack of detail on some celestial objects
  • 🔒 Paywall for some features
Solar Walk Lite - Planetarium#3

Solar Walk Lite - Planetarium by Vito Technology Inc.

Planets System & Astronomy 3D
Worth Considering
🔍 Reference
4.6😊(32K ratings)
FreeAds
Solar Walk Lite - Planetarium screenshot 1
Solar Walk Lite - Planetarium screenshot 2
Solar Walk Lite - Planetarium screenshot 3
Solar Walk Lite - Planetarium screenshot 4
Solar Walk Lite - Planetarium screenshot 5

Explore our Solar System in an interactive 3D model. Discover celestial bodies with detailed information, real photos, and stunning visuals. This free app offers a pocket planetarium experience without requiring an internet connection.

What We Love

  • 🌟 Excellent for learning about space
  • 🔍 Detailed 3D models of planets and moons
  • 🗺️ Comprehensive information on solar system
  • 🎨 Beautiful and visually appealing graphics
  • 🧠 Highly educational and informative

Room to Improve

  • 💰 Too many ads interrupting the experience
  • 🔍 Limited exploration beyond our solar system
  • 🔌 Drains device battery quickly
  • 🤖 Occasional bugs and glitches

More Space Engine apps to explore

FAQ about Space Engine

What are the best space engine apps & games for iPhone?
Solar System Sim tops our space engine apps & games ranking as of August 2026, with a 4.5-star average from 4.1K App Store ratings, and it's free to download.
Yes — 20 of the top space engine apps & games we rank are free to download, including Solar System Sim and Celestia - Space Simulator.
Solar System Sim shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ space engine apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
You can explore existing celestial bodies in our solar system, including planets and moons, and even visit nearby stars. The app also allows you to create your own solar systems by adding or modifying celestial bodies.
The simulation acts as a gravity and physics sandbox. It recalculates the orbits of celestial bodies based on Newton's laws of motion and gravity, providing a realistic physics-based experience.