# Saturn vs Tuning Fork Study

The clearest difference is price: Saturn at Free against Tuning Fork Study's $1.99. Saturn also leads on update cadence (every 10 months vs every 37 months). Tuning Fork Study's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Saturn is free to download; Tuning Fork Study costs $1.99 up front. Saturn sells 1 one-off in-app purchase. Tuning Fork Study asks for nothing beyond the download.

Saturn ships an update every 10 months, Tuning Fork Study every 37 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Saturn | Tuning Fork Study |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/saturn-cassini/id1567740684/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 10 months** | Every 37 months |
| Monetization | Free with in-app purchases | — |
| Size | 74 MB | 224 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Alparslan Topbas](https://appshunter.io/developer/1130875171) | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) |

## What reviewers say

### Saturn

[App page](https://appshunter.io/ios/app/saturn-cassini/id1567740684)

Explore stunning high-definition images and videos of Saturn and its moons. This app offers interactive 3D models and detailed insights into the Cassini mission. Perfect for space enthusiasts and students.

**Highlights:** Browse hundreds of stunning photos with detailed insights, Cinematic slideshow for an immersive orbiting experience, Interactive gallery with high-resolution zoom, Watch historic Cassini-Huygens mission videos, Explore interactive 3D models of the Saturn system, Modern glassmorphism UI with dark mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Tuning Fork Study

[App page](https://appshunter.io/ios/app/tuning-fork-study-edutech-era/id6444695848)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Saturn free?

Saturn is free to download, with in-app purchases available.

### Is Tuning Fork Study free?

Tuning Fork Study costs $1.99, with no in-app purchases.

### Do Saturn or Tuning Fork Study have ads?

Saturn shows ads; Tuning Fork Study does not.

### Which is updated more often, Saturn or Tuning Fork Study?

Saturn ships an update every 10 months, and Tuning Fork Study every 37 months. Most recently, Saturn was updated on November 3, 2026 and Tuning Fork Study on November 7, 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.*