# Earth's Core vs Satellite Rotation

The clearest difference is price: Earth's Core at Free against Satellite Rotation's $0.99. Satellite Rotation's advantage is update cadence (every 7 months vs every 70 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Earth's Core is free to download; Satellite Rotation costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Earth's Core ships an update every 70 months, Satellite Rotation every 7 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Earth's Core | Satellite Rotation |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/earths-core/id1220835186/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 70 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 54 MB | 31 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Celestial Dynamics AG](https://appshunter.io/developer/997250789) | [Masahiro Tomosada](https://appshunter.io/developer/1587710118) |

## What reviewers say

### Earth's Core

[App page](https://appshunter.io/ios/app/earths-core/id1220835186)

Explore the internal structure of our planet with a detailed view of Earth's layers. Discover the composition, temperature, and depth of each section, from the crust to the core. This educational tool provides a fascinating look beneath your feet.

**Highlights:** Visualize Earth's internal structure, Explore planet layers, Discover layer temperatures, Learn layer depths, Detailed look inside the planet

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

**In-app purchases:** none


### Satellite Rotation

[App page](https://appshunter.io/ios/app/satellite-rotation/id6742694401)

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

**In-app purchases:** none


## Frequently asked questions

### Is Earth's Core free?

Earth's Core is free to download, with no in-app purchases.

### Is Satellite Rotation free?

Satellite Rotation costs $0.99, with no in-app purchases.

### Do Earth's Core or Satellite Rotation have ads?

Neither Earth's Core nor Satellite Rotation shows ads.

### Which is updated more often, Earth's Core or Satellite Rotation?

Earth's Core ships an update every 70 months, and Satellite Rotation every 7 months. Most recently, Earth's Core was updated on November 6, 2026 and Satellite Rotation on October 30, 2026.

---

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