Solar System vs JMARS AR Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solar System
Explore planets, dwarf planets, and moons in your own space using augmented reality. Walk around the solar system, view celestial bodies in scale, and access detailed information about each planet and its moons.
- Augmented reality solar system view
- Explore planets, dwarf planets, and moons
- Scale mode for size and distance comparison
- Detailed planet and moon information
- Interactive exploration
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Place the Sun on your table or on the floor and walk among the planets in augmented reality. Get close to Saturn's rings, look at Jupiter's moons from below, or find out how far away Pluto really is when the Sun is one metre wide. THREE WAYS TO SEE IT • Learn: everything fits in one room, so you can see every planet at once. • To scale: the planets' sizes are true to each other. Earth is 4 cm, Jupiter 45 cm, and Neptune is 30 metres from the Sun. • Real scale: everything to the same scale. Earth is a 9 mm marble 107 m away; Pluto is more than 4 km from you. Follow the labels to find them. WHERE THE PLANETS ARE TODAY Every planet starts at its real position in its orbit. Speed up time to watch the years pass, or tap Today to come back. REAL PHYSICS • Orbits with their true tilt: Pluto 17°, Eris 44° • Axes that always point the same way, which is what makes the seasons • Moons that always show the same face to their planet • Triton orbiting backwards, and Io, Europa and Ganymede in their 1:2:4 dance • Haumea, the dwarf planet shaped like a rugby ball 21 WORLDS The Sun, the eight planets, five dwarf planets and seven moons. Each one has a fact sheet with NASA figures — diameter, distance, length of the day and the year, temperature, gravity, moons, who discovered it — a size comparison with Earth and a surprising fact. Great for school, for curious minds of every age, and for anyone who has wondered how big space really is. Augmented reality needs an iPhone or iPad with ARKit. On other devices the app opens in 3D mode.
JMARS AR Viewer
Explore planetary surfaces in augmented reality using immersive 3D terrain models. Access datasets for celestial bodies like the Moon, Mars, and Earth. Prepare custom scenes in the desktop version for an enhanced AR experience.
- Augmented Reality exploration
- 3D terrain visualization
- Access to planetary datasets
- Custom scene preparation
- Moon, Mars, Earth data
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Explore planetary terrains in immersive Augmented Reality. Prepare custom 3D terrain scenes in the free desktop-based JMARS app. If you can see it in JMARS you can see it in AR! JMARS provides easy access to datasets for many planetary bodies including but not limited to the Moon, Mercury, Earth, Mars.
Screenshots
Verdict
The clearest difference is rating: JMARS AR Viewer at 5.0 against Solar System's 3.7. JMARS AR Viewer also leads on update cadence (monthly vs every 107 months) and iOS requirement (13.0 vs 17.0). Solar System's advantage is ratings volume (30 vs 3). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
JMARS AR Viewer holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Solar System has 30 ratings behind it against 3, so its average is the more settled of the two.
Solar System ships an update every 107 months, JMARS AR Viewer monthly. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.
| Parameter | Solar System | JMARS AR Viewer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (30 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 30 — better | 3 |
| Update frequency | Every 107 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 272 MB |
| Age rating | 4+ | 4+ |
| Developer | Luis Carvajal Hoyos | Robert Likamwa |
Customer experience
Solar System
JMARS AR Viewer
In-app purchases
Solar System
No in-app purchases
JMARS AR Viewer
No in-app purchases
Questions
Is Solar System free?
Is JMARS AR Viewer free?
Which has better reviews, Solar System or JMARS AR Viewer?
Do Solar System or JMARS AR Viewer have ads?
Which is updated more often, Solar System or JMARS AR Viewer?
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