Comparison

Interactive Solar System vs Intergalactic Solar System

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

Head to head
About

Interactive Solar System

Features
Read full description

Take a thrilling tour of the Solar System with the Interactive Solar System Explorer. Select the planet that you wish to explore and then hit the power button to zoom off to your destination. When you arrive a myriad of interesting facts await you. Tap a button access interesting data about each of the planets, the asteroids and the Earth's moon. Facts include distance from the sun, diameter, mass, and orbital and rotational periods -- all presented in an interactive format. Tap the info button to read interesting facts about each important object in the solar system. Teachers will really like this app. After students have read about the planets, they can tap the quiz button to measure their reading comprehension. In addition to the quiz there is also a word game that helps students review the information presented. Charts and graphs are used to present comparison information about the planets. Interactive Solar System Explorer is available for iOS and tvOS devices. It is just beautiful on a big screen TV and would be a wonderfully exciting tool in any science classroom.

About

Intergalactic Solar System

Explore planets, moons, and countries in this space simulator mini-game. Learn astronomy and geography aligned with next-generation science standards. Discover the Milky Way galaxy and assess your knowledge through engaging gameplay.

Highlights
  • Planet and moon exploration
  • Country geography learning
  • Milky Way galaxy view
  • Common Core aligned curriculum
  • Proficiency assessment
  • Engaging gameplay levels
Features
Read full description

Intergalactic Education introduces Intergalactic Solar System, a mini-game that teaches about planets, moons, and countries. This space simulator lets you explore celestial bodies from the viewpoint of space itself. The latest edition adds the Milky Way as an observable galaxy. Intergalactic Solar System uses next generation science standards (Common Core aligned) astronomy and geography. (Follows standards ESS1.A, ESS1.B, and CCSS.ELA-LITERACY.RH.6-8.7) Try Intergalactic Solar System! Assess proficiency in Solar System knowledge according to educational standards. Rewarding levels of gameplay maintain engagement. You will forget you were doing astronomy and geography!

Screenshots

Intergalactic Solar System3 screens

Verdict

The call

The clearest difference is price: Intergalactic Solar System at Free against Interactive Solar System's $1.99. Interactive Solar System's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs monthly). On ads, device support and iOS requirement 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

Intergalactic Solar System is free to download; Interactive Solar System costs $1.99 up front. Intergalactic Solar System sells 1 one-off in-app purchase. Interactive Solar System asks for nothing beyond the download.

UpkeepUpdate frequency

Interactive Solar System ships an update fortnightly, Intergalactic Solar System monthly. The most recent releases landed on October 5, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 7 level
Interactive Solar System versus Intergalactic Solar System: the parameters behind the verdict, then further details
ParameterInteractive Solar SystemIntergalactic Solar System
Price$1.99Free — better
Rating—4.0 (25 ratings) — better
Positive reviews—70.0% of reviews
Number of ratings—25 — better
Update frequencyFortnightly — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPad, Apple TViPhone, iPad, iPod — better
Requires iOS12.0 — better13.0
Further details — not scored
Size52 MB355 MB
Age rating4+4+
DeveloperVentura Educational SystemsIntergalactic Education LLC

In-app purchases

None

Interactive Solar System

No in-app purchases

1 purchases

Intergalactic Solar System

One-time1
  • Access to Full Game$3.99

Questions

Is Interactive Solar System free?
Interactive Solar System costs $1.99, with no in-app purchases.
Is Intergalactic Solar System free?
Intergalactic Solar System is free to download, with in-app purchases available.
Do Interactive Solar System or Intergalactic Solar System have ads?
Neither Interactive Solar System nor Intergalactic Solar System shows ads.
Which is updated more often, Interactive Solar System or Intergalactic Solar System?
Interactive Solar System ships an update fortnightly, and Intergalactic Solar System monthly. Most recently, Interactive Solar System was updated on October 5, 2026 and Intergalactic Solar System on September 22, 2026.

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