# Earth's Core vs Earth Rotation

The clearest difference is price: Earth's Core at Free against Earth Rotation's $0.99. Earth's Core also leads on ratings volume (4 vs 1) and iOS requirement (12.0 vs 15.0). Earth Rotation's advantage is rating (5.0 vs 4.3) and update cadence (every 22 months vs every 70 months). On ads, in-app purchases and device support there is nothing between them.

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

Earth Rotation holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Earth's Core ships an update every 70 months, Earth Rotation every 22 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Earth's Core | Earth Rotation |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/earths-core/id1220835186/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/earth-rotation/id1610455878/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 70 months | **Every 22 months** |
| Monetization | **Free** | Paid |
| Size | 54 MB | 46 MB |
| Requires iOS | **12.0** | 15.0 |
| 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


### Earth Rotation

[App page](https://appshunter.io/ios/app/earth-rotation/id1610455878)

Explore a 3D simulation of celestial bodies. Adjust rotation speeds, reverse direction, and alter lighting angles. Choose from three distinct Earth visual styles for an interactive learning experience.

**Highlights:** Adjustable rotation speed, Reverse rotation direction, Adjustable sun lighting angle, Three Earth visual styles, 3D celestial animation

**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 Earth Rotation free?

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

### Which has better reviews, Earth's Core or Earth Rotation?

Earth Rotation is rated higher. Earth's Core averages 4.3 out of 5 from 4 ratings, while Earth Rotation averages 5.0 from 1 ratings.

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

Neither Earth's Core nor Earth Rotation shows ads.

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

Earth's Core ships an update every 70 months, and Earth Rotation every 22 months. Most recently, Earth's Core was updated on October 29, 2026 and Earth Rotation on October 30, 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.*