Comparison

Exoplanet vs Astronomy Game

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

Head to head
About

Exoplanet

Explore a vast, interactive database of discovered exoplanets and their host stars. Visualize their physical properties, locations in the night sky, and orbital paths. Discover the observable universe from Earth to the cosmic microwave background with stunning 3D models and augmented reality features.

Highlights
  • Interactive visualizations and animations
  • Daily updated exoplanet and host star properties
  • 3D Milky Way model with exoplanet locations
  • Augmented reality sky map
  • Exoplanet orbit and habitable zone visualizations
  • Data from multiple exoplanet catalogs
Features
Read full description

Exoplanets are planets orbiting stars beyond our own solar system. This app allows you to explore all discovered exoplanets, their measured physical properties, their location in the night sky, and their host stars. An interactive model shows you the entire observable universe, all the way from the surface of the Earth to the cosmic microwave background. This app has been developed by a professional astronomer. Main features: * Interactive visualizations and animations. * Physical properties of all detected exoplanets and their host stars, updated on a daily basis. * Stunning 3D model of our Milky Way showing the location of all known exoplanets. You can zoom into any planetary system, explore how the night sky and the constellations look from the surface of other planets, or zoom out and see other local galaxies and galaxy clusters as well as the cosmic microwave background. * Visualizations of exoplanet orbits and the habitable zone. * Choose between the Open Exoplanet Catalogue, the NASA Exoplanet Archive, and the Extrasolar Planet Encyclopedia (exoplanet.eu). * Push notifications are sent out whenever a new planet is discovered. * Augmented reality sky map: point the phone towards the sky to find an exoplanet! * Interactive multi-touch correlation plots. * Solar System planets, major moons, and asteroids are included. * Explore S-Stars orbiting the black hole at the Galactic Center of our Milky Way * Background information about exoplanets and detection methods. * Full support of planets in binary, triple, quadruple systems and orphan planets. * Real-time ray tracing on the GPU.

About

Astronomy Game

Explore the cosmos and expand your knowledge of space. This educational application covers planets, our solar system, and galaxies, making learning about the universe engaging and accessible.

Highlights
  • Learn about planets
  • Explore the solar system
  • Discover galaxies
  • Improve general knowledge
  • Educational content
Features
Read full description

Discover the universe we live in! Learn about the planets, our solar system, our galaxy and many more. Improve your astronomy general knowledge! This app is educational as it helps you learn more about our universe.

Screenshots

Exoplanet4 screens
Astronomy Game4 screens

Verdict

The call

The clearest difference is update cadence: Exoplanet at every 2 weeks against Astronomy Game's every 13 months. Exoplanet also leads on ratings volume (979 vs 10) and rating (4.7 vs 4.4). On price, review sentiment, ads and in-app purchases 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. Exoplanet sells 7 one-off in-app purchases and Astronomy Game sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Exoplanet holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Exoplanet has 979 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 91% of Exoplanet's written reviews are positive against 86% of Astronomy Game's.

UpkeepUpdate frequency

Exoplanet ships an update every 2 weeks, Astronomy Game every 13 months. The most recent releases landed on November 10, 2026 and November 7, 2026 respectively.

Scorecard5 real differences · 5 level
Exoplanet versus Astronomy Game: the parameters behind the verdict, then further details
ParameterExoplanetAstronomy Game
PriceFreeFree
Rating4.7 (979 ratings) — better4.4 (10 ratings)
Positive reviews90.9% of reviews — better85.7% of reviews
Number of ratings979 — better10
Update frequencyEvery 2 weeks — betterEvery 13 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size105 MB49 MB
Age rating4+4+
DeveloperHanno ReinHorea Bucerzan

Customer experience

Exoplanet

All ratings956 ratings
Positive93.0%
Neutral2.0%
Negative5.0%
Written reviews485 reviews
Positive90.9%
Neutral3.3%
Negative5.8%

Astronomy Game

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews42 reviews
Positive85.7%
Neutral4.8%
Negative9.5%

Bugs and requests

Exoplanet

Reported bugs

2 issues
  • Upgrade purchase issues with Galaxy Clusters and CMB add-on
  • Kepler objects of interest disappearing when switching databases

Requested features

9 requests
  • Add more detailed textures and visuals for exoplanets
  • Ability to view multiple databases simultaneously
  • Option to see planet surfaces and atmospheres
  • Inclusion of dwarf planets in our solar system
  • Ability to zoom in on and explore other galaxies
Show 4 more
  • Addition of black holes, pulsars, and other celestial objects
  • Inclusion of satellite and spacecraft orbits
  • Narration or audio commentary for key discoveries
  • Ability to view the universe from the surface of planets

Astronomy Game

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Exoplanet

One-time7
  • Galaxy Clusters and CMB$0.99
  • Asteroids$0.99
  • Gaia Stars$0.99
Show 4 more
  • S-Stars$0.99
  • Catalogues$0.99
  • Developer Appreciation Coffee$1.99
  • Kepler Add-on$2.99
1 purchases

Astronomy Game

One-time1
  • Unlock Extra Content + Ad-Free$3.99

Questions

Is Exoplanet free?
Exoplanet is free to download, with in-app purchases available.
Is Astronomy Game free?
Astronomy Game is free to download, with in-app purchases available.
Which has better reviews, Exoplanet or Astronomy Game?
Exoplanet is rated higher. Exoplanet averages 4.7 out of 5 from 979 ratings, while Astronomy Game averages 4.4 from 10 ratings.
Do Exoplanet or Astronomy Game have ads?
Neither Exoplanet nor Astronomy Game shows ads.
Which is updated more often, Exoplanet or Astronomy Game?
Exoplanet ships an update every 2 weeks, and Astronomy Game every 13 months. Most recently, Exoplanet was updated on November 10, 2026 and Astronomy Game on November 7, 2026.

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