Comparison

Exoplanet vs Intergalactic Rocket Trivia

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

Intergalactic Rocket Trivia

Test your knowledge of the solar system and space achievements with this trivia game. Earn rewards and launch rockets as you learn. Optional reports are available for deeper analysis.

Highlights
  • Space trivia questions
  • Solar system facts
  • Space achievements
  • Rocket launching gameplay
  • Progress tracking
  • Optional analysis reports
Read full description

Think you know everything there is to know about space? Well now you can put your knowledge to the test. Intergalactic Education introduces our very own Intergalactic Rocket Trivia -- a trivia mini-game with various questions related to the solar system and space achievements. Now your space knowledge can be used to guide rockets into space and accelerate the space race. Try Intergalactic Rocket Trivia! Assess proficiency in answering space trivia according to educational standards. Rewarding levels of gameplay maintain engagement. You will forget you were learning as you launch rockets into space! You may optionally buy reports analyzing trivia answers. Teachers and parents may find this optional feature particularly useful.

Screenshots

Exoplanet4 screens
Intergalactic Rocket Trivia3 screens

Verdict

The call

The clearest difference is ratings volume: Exoplanet at 956 against Intergalactic Rocket Trivia's 6. Exoplanet also leads on update cadence (every 2 weeks vs every 4 weeks). Intergalactic Rocket Trivia's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 91%). On price, ads, in-app purchases and monetization model 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 Intergalactic Rocket Trivia 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

Intergalactic Rocket Trivia holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Exoplanet has 956 ratings behind it against 6, 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 100% of Intergalactic Rocket Trivia's.

UpkeepUpdate frequency

Exoplanet ships an update every 2 weeks, Intergalactic Rocket Trivia every 4 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 6 level
Exoplanet versus Intergalactic Rocket Trivia: the parameters behind the verdict, then further details
ParameterExoplanetIntergalactic Rocket Trivia
PriceFreeFree
Rating4.7 (956 ratings)5.0 (6 ratings) — better
Positive reviews90.9% of reviews100.0% of reviews — better
Number of ratings956 — better6
Update frequencyEvery 2 weeks — betterEvery 4 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size105 MB251 MB
Age rating4+4+
DeveloperHanno ReinIntergalactic Education LLC

Customer experience

Exoplanet

All ratings956 ratings
Positive93.0%
Neutral2.0%
Negative5.0%
Written reviews484 reviews
Positive90.9%
Neutral3.3%
Negative5.8%

Intergalactic Rocket Trivia

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

Intergalactic Rocket Trivia

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

Intergalactic Rocket Trivia

One-time1
  • Rocket Report$2.99

Questions

Is Exoplanet free?
Exoplanet is free to download, with in-app purchases available.
Is Intergalactic Rocket Trivia free?
Intergalactic Rocket Trivia is free to download, with in-app purchases available.
Which has better reviews, Exoplanet or Intergalactic Rocket Trivia?
Intergalactic Rocket Trivia is rated higher. Exoplanet averages 4.7 out of 5 from 956 ratings, while Intergalactic Rocket Trivia averages 5.0 from 6 ratings.
Do Exoplanet or Intergalactic Rocket Trivia have ads?
Neither Exoplanet nor Intergalactic Rocket Trivia shows ads.
Which is updated more often, Exoplanet or Intergalactic Rocket Trivia?
Exoplanet ships an update every 2 weeks, and Intergalactic Rocket Trivia every 4 weeks. Most recently, Exoplanet was updated on October 17, 2026 and Intergalactic Rocket Trivia on October 6, 2026.

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