# SaturnMoons vs SystemeSolaire

The clearest difference is chart position: SaturnMoons at #197 against SystemeSolaire's unranked. SaturnMoons also leads on update cadence (every 26 months vs every 55 months) and iOS requirement (8.0 vs 15.6). SystemeSolaire's advantage is price ($1.99 vs $2.99). On ads, in-app purchases and device support there is nothing between them.

SaturnMoons costs $2.99 and SystemeSolaire $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SaturnMoons ships an update every 26 months, SystemeSolaire every 55 months. Both last shipped on October 4, 2026.

## The numbers

| Metric | SaturnMoons | SystemeSolaire |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/saturnmoons/id606938707/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 26 months** | Every 55 months |
| Monetization | Paid | — |
| Best chart rank | **#197** | — |
| Size | 36 MB | 596 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guidebook Inc](https://appshunter.io/developer/1387977271) | [NMS Narcisse Mavoha Solutions Sarl](https://appshunter.io/developer/963941606) |

## What reviewers say

### SaturnMoons

[App page](https://appshunter.io/ios/app/saturnmoons/id606938707)

**Currently charting:** #197 Top Paid · Education (US App Store)

Explore Saturn's rings and moons with this interactive guide. Pinpoint the location of its largest moons and step through time to see their future positions. Discover fascinating facts and images of Saturn's unique lunar family.

**Highlights:** Locate Saturn's nine largest moons, Pinch-zoomable interface, Local time synchronization, Time controls (seconds, hours, days, years), Customizable telescope view, Encyclopedia of Saturn's moons, Stunning images of moons

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### SystemeSolaire

[App page](https://appshunter.io/ios/app/systemesolaire/id1440418549)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SaturnMoons free?

SaturnMoons costs $2.99, with no in-app purchases.

### Is SystemeSolaire free?

SystemeSolaire costs $1.99, with no in-app purchases.

### Do SaturnMoons or SystemeSolaire have ads?

Neither SaturnMoons nor SystemeSolaire shows ads.

### Which is updated more often, SaturnMoons or SystemeSolaire?

SaturnMoons ships an update every 26 months, and SystemeSolaire every 55 months. Most recently, SaturnMoons was updated on October 4, 2026 and SystemeSolaire on October 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*