The Sun vs Solar System
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Sun
This app provides precise sunrise and sunset times for your current location. You can also plan ahead by checking future sun times for any date and location.
- Current sunrise and sunset times
- Future sun time lookup
- Location-based data
- Data from MET Norway
- Free to use
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Need to know when the sun goes up and down where you are right now? This application tells you that. You can also look into the future when the sun goes up and down on a certain date and at a particular location. Sun and moon times are based on data from MET Norway. This app is free (and always will be).
Solar System
Explore our solar system with detailed information on each planet. Discover their distance from Earth, density, and size. Zoom in to view intricate details of celestial bodies.
- Detailed planetary information
- Distance from Earth
- Density and size data
- Zoomable planet views
- Solar system exploration
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Explore the Solar System in 3D — planet by planet. Solar System turns your phone into an interactive model of our cosmic neighborhood. Rotate, zoom and tap your way through every planet, moon and the Sun, with real astronomical data for each one: distance from Earth, orbital period, size, density and more. Explore all 8 planets, the Sun, Pluto and the Moon in interactive 3D Zoom in to reveal surface detail and true-to-scale size Discover Mars' and Jupiter's largest moons See Earth's day and night side update in real time Fully bilingual: English and Spanish Perfect for students, space enthusiasts, and anyone curious about what's really out there.
Screenshots
Verdict
The clearest difference is rating: The Sun at 4.7 against Solar System's 3.7. The Sun also leads on ratings volume (1.5K vs 3). Solar System's advantage is update cadence (weekly vs every 3 months). 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.
The Sun holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: The Sun has 1.5K ratings behind it against 3, so its average is the more settled of the two.
The Sun ships an update every 3 months, Solar System weekly. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.
| Parameter | The Sun | Solar System |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.5K ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 85.5% of reviews | — |
| Number of ratings | 1.5K — better | 3 |
| Update frequency | Every 3 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 31 MB | 127 MB |
| Age rating | 4+ | 4+ |
| Developer | Team Lundsgård | Francesc Navarro Machio |
Customer experience
The Sun
Solar System
In-app purchases
The Sun
No in-app purchases
Solar System
No in-app purchases
Questions
Is The Sun free?
Is Solar System free?
Which has better reviews, The Sun or Solar System?
Do The Sun or Solar System have ads?
Which is updated more often, The Sun or Solar System?
Other comparisons
