# TERC EarthLabs vs Earth's Core

The clearest difference is review sentiment: Earth's Core at 100% against TERC EarthLabs's 40%. Earth's Core also leads on ratings volume (4 vs 1) and device support (3 vs 1). TERC EarthLabs's advantage is rating (5.0 vs 4.3) and iOS requirement (8.0 vs 12.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TERC EarthLabs holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews complicate that: 40% of TERC EarthLabs's written reviews are positive against 100% of Earth's Core's, so the app with the better star average is not the one people write more warmly about.

TERC EarthLabs ships an update every 53 months, Earth's Core every 70 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | TERC EarthLabs | Earth's Core |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/terc-earthlabs/id929008909/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/earths-core/id1220835186/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | 40.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 53 months** | Every 70 months |
| Monetization | Free | Free |
| Size | 40 MB | 54 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TERC, Inc.](https://appshunter.io/developer/663250154) | [Celestial Dynamics AG](https://appshunter.io/developer/997250789) |

## What reviewers say

### TERC EarthLabs

[App page](https://appshunter.io/ios/app/terc-earthlabs/id929008909)

This app offers free high school Earth science curriculum units with interactive visualizations, videos, and hands-on labs. It allows users to run Flash-based videos and interactives on their iPad for engaging science education.

**Highlights:** Interactive visualizations, Video content, Hands-on labs, Flash-based interactives, Curriculum units

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is TERC EarthLabs free?

TERC EarthLabs is free to download, with no in-app purchases.

### Is Earth's Core free?

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

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

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

### Do TERC EarthLabs or Earth's Core have ads?

Neither TERC EarthLabs nor Earth's Core shows ads.

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

TERC EarthLabs ships an update every 53 months, and Earth's Core every 70 months. Most recently, TERC EarthLabs was updated on November 1, 2026 and Earth's Core on November 6, 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.*