Comparison

Galaxy Space Simulator 3D vs Atom Runner

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Galaxy Space Simulator 3D

Create and explore your own universe with a realistic 3D space simulator. Witness celestial bodies orbit, form asteroid belts, and customize planets with various textures and skins. Save, load, and share your cosmic creations with others.

Highlights
  • Realistic 3D graphics
  • Physics-based gravity simulation
  • Planet and star customization
  • Save, load, and pause functionality
  • Share creations online
  • Unlockable content through achievements
Features
Read full description

Create your own solar system with our immersive 3D and realistic space simulator for FREE! Galaxy Space Simulator is an immersive, fun, and addicting simulator with base on real astrophysical gravity law. You can watch in real time how a planet orbits the sun and how asteroid belt forms. It’s an educational activity that is so mesmerizing and entertaining for the whole family. === FEATURES OF GALAXY SPACE SIMULATOR: === * IMMERSIVE HIGH QUALITY 3D GRAPHIC Enjoy the immersive, realistic graphic. It really feels like you are in the outer space and observing the solar system from away. This app uses simple swipe and pinch to control the view. You can view the planetary orbits and track them. * FREE SIMULATOR Enjoy our 3D space simulator for FREE! You start with limited planets but you can unlock more by completing achievements. We add new achievements to unlock so you will never run out of things to do and explore. * REALISTIC SIMULATOR The movement of the sky objects are simulated based on how gravity works in the outer space and how each object pulling at each other depending on their mass. You can see how the planet orbits the sun and maybe collides with each other, how asteroid belt forms, and other space phenomenon. * CUSTOMIZATION Customize your planets and stars with textures and skins. You can also change the background of the scene. You can also adjust for speed, size, and location of the sky objects, as well as choose for random distribution. * HOW TO PLAY GUIDE You don’t need to feel overwhelmed. We explain the app control and functions within the app so you know how to create sky objects, follow the orbits, view guide, and more. * SAVE, LOAD, PAUSE AND RESUME You don’t have to worry of losing your solar system if you can’t finish it in one go. Save your project and load it later on. You can also pause and resume the solar system anytime. * SHARE ONLINE Do you want to impress your friends and family with your creation? Share your creation on social media. You can also share your solar system model with other users, find models by other users and modify them to create your own. You don’t have to be a sky gazer or a science fiction enthusiast to enjoy our space simulator app. This is a very fun and addicting activity to do anytime, anywhere. Don’t worry if you don’t know where or how to start. You can load other people’s solar systems and add your own elements to them as you like. Keep creating and experimenting and enjoy watching what will happen as the planets, stars, and asteroids moving and orbiting each other. You can witness planetary collisions and the evolution of the solar system you create as time goes by. It will certainly deepen our understanding about the space and universe. *** We appreciate all the feedback from our users. Please support Galaxy Space Simulator, 3D Solar System Simulator by leaving a rating and review. Don’t forget to share our universe sandbox app to your friends and family so they can enjoy it too!

About

Atom Runner

Race through a surreal quantum universe as a sub-atomic hero collecting particles. Utilize double-jump abilities to navigate a 2D side-scrolling landscape and achieve the highest score in this endless runner.

Highlights
  • Infinite runner gameplay
  • Collect quantum particles
  • Double-jump ability
  • 2D side-scroller format
  • Hyper-realistic graphics
  • High score challenges
Features
Read full description

Race against all odds at the sub-atomic level in this ultimate infinite runner game! Can you escape this quantum realm? - You are the ultimate sub-atomic hero! Save the universe by collecting rogue quantum particles! - Collect as many sub atomic particles as you can and earn points. Challenge your friends to see who can get the highest score! - Use your double-jump ability traverse the microscopic science-themed landscape filled with neutrons, protons, and electron particles Features: - Hyper-realistic graphics show a surreal and exciting quantum universe - Endless and infinite runner game; get the highest score - Classic platform game format with a sub-atomic twist; heavy jumping game in a 2D side scroller - Casual yet exciting game play - Designed exclusively for iOS - New game for 2020 If need a break from looking at periodic tables or your STEM class, or if you enjoy Temple Run, Super Mario, and science, this game is the perfect combo for you!

Screenshots

Galaxy Space Simulator 3D4 screens
Atom Runner4 screens

Verdict

The call

The clearest difference is review sentiment: Atom Runner at 100% against Galaxy Space Simulator 3D's 40%. Atom Runner also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 13). Galaxy Space Simulator 3D's advantage is ads (none vs shown) and ratings volume (457 vs 5). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Galaxy Space Simulator 3D sells 13 one-off in-app purchases. Atom Runner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Atom Runner holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Galaxy Space Simulator 3D has 457 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 40% of Galaxy Space Simulator 3D's written reviews are positive against 100% of Atom Runner's.

UpkeepUpdate frequency

Galaxy Space Simulator 3D ships an update every 5 months, Atom Runner every 4 days. The most recent releases landed on September 19, 2026 and September 13, 2026 respectively.

Scorecard8 real differences · 2 level
Galaxy Space Simulator 3D versus Atom Runner: the parameters behind the verdict, then further details
ParameterGalaxy Space Simulator 3DAtom Runner
PriceFreeFree
Rating4.4 (457 ratings)5.0 (5 ratings) — better
Positive reviews39.5% of reviews100.0% of reviews — better
Number of ratings457 — better5
Update frequencyEvery 5 monthsEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size219 MB112 MB
Age rating4+4+
DeveloperKrassimir KondarevheroRocket() Games LLC

Customer experience

Galaxy Space Simulator 3D

All ratings457 ratings
Positive83.6%
Neutral2.8%
Negative13.6%
Written reviews86 reviews
Positive39.5%
Neutral10.5%
Negative50.0%

Atom Runner

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Galaxy Space Simulator 3D

Reported bugs

4 issues
  • Perpetual loading screen
  • Planets and systems not functioning properly
  • Zooming and navigation issues
  • Frequent crashes and app not launching

Requested features

4 requests
  • Add a loading bar
  • Improve navigation and controls
  • Increase planet and system creation limits
  • Add more advanced features (black holes, wormholes, etc.)

Atom Runner

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Galaxy Space Simulator 3D

One-time13
  • High Res Ceres$0.99
  • High Res Jupiter$0.99
  • Remove ads$0.99
Show 10 more
  • Skybox deep space$0.99
  • Skybox green nebula$0.99
  • High Res Earth$1.99
  • High Res Night Earth$1.99
  • Add 5 more planets$2.99
  • Skybox nebulas clash$2.99
  • Unlock asteroid belts$3.99
  • Premium planets bundle$3.99
  • Add 10 more planets$4.99
  • Unlock every feature in game!$14.99
None

Atom Runner

No in-app purchases

Questions

Is Galaxy Space Simulator 3D free?
Galaxy Space Simulator 3D is free to download, with in-app purchases available.
Is Atom Runner free?
Atom Runner is free to download, with no in-app purchases.
Which has better reviews, Galaxy Space Simulator 3D or Atom Runner?
Atom Runner is rated higher. Galaxy Space Simulator 3D averages 4.4 out of 5 from 457 ratings, while Atom Runner averages 5.0 from 5 ratings.
Do Galaxy Space Simulator 3D or Atom Runner have ads?
Atom Runner shows ads; Galaxy Space Simulator 3D does not.
Which is updated more often, Galaxy Space Simulator 3D or Atom Runner?
Galaxy Space Simulator 3D ships an update every 5 months, and Atom Runner every 4 days. Most recently, Galaxy Space Simulator 3D was updated on September 19, 2026 and Atom Runner on September 13, 2026.

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