Solar System Journey vs Intergalactic Solar System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solar System Journey
Explore our solar system with detailed facts and images for each planet. Features animated orbits and is specifically designed for educational use in schools.
- Detailed planet facts
- Close-up planet images
- Animated planet orbits
- School-focused version
- Covers all major planets
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A Journey through our Solar System. This includes all of the planets, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. A few comments and facts about each planet and close up image of the planet is also included. There is also an animated orbit for the planets. This version is made for schools.
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.
- Planet and moon exploration
- Country geography learning
- Milky Way galaxy view
- Common Core aligned curriculum
- Proficiency assessment
- Engaging gameplay levels
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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
Verdict
The clearest difference is in-app purchases: Solar System Journey at none against Intergalactic Solar System's 1. Solar System Journey also leads on rating (4.3 vs 4.0) and ratings volume (84 vs 25). Intergalactic Solar System's advantage is ads (none vs shown) and update cadence (monthly vs every 83 months). On price, 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
Both are free to download. Intergalactic Solar System sells 1 one-off in-app purchase. Solar System Journey asks for nothing beyond the download.
Solar System Journey holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 84 and 25 respectively.
Solar System Journey ships an update every 83 months, Intergalactic Solar System monthly. The most recent releases landed on October 30, 2026 and October 9, 2026 respectively.
| Parameter | Solar System Journey | Intergalactic Solar System |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (84 ratings) — better | 4.0 (25 ratings) |
| Positive reviews | — | 70.0% of reviews |
| Number of ratings | 84 — better | 25 |
| Update frequency | Every 83 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 15 MB | 355 MB |
| Age rating | 4+ | 4+ |
| Developer | John Rouda | Intergalactic Education LLC |
Customer experience
Solar System Journey
Intergalactic Solar System
In-app purchases
Solar System Journey
No in-app purchases
Intergalactic Solar System
- Access to Full Game$3.99
Questions
Is Solar System Journey free?
Is Intergalactic Solar System free?
Which has better reviews, Solar System Journey or Intergalactic Solar System?
Do Solar System Journey or Intergalactic Solar System have ads?
Which is updated more often, Solar System Journey or Intergalactic Solar System?
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