# EarthViewer vs Inside Earth

The clearest difference is rating: Inside Earth at 4.7 against EarthViewer's 4.4. Inside Earth also leads on review sentiment (100% vs 83%) and update cadence (fortnightly vs every 2 months). EarthViewer's advantage is iOS requirement (9.3 vs 13.0). On price, ratings volume, 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.

Inside Earth holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 107 and 82 respectively. Written reviews point the same way: 83% of EarthViewer's written reviews are positive against 100% of Inside Earth's.

EarthViewer ships an update every 2 months, Inside Earth fortnightly. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EarthViewer | Inside Earth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (107 ratings)](https://appshunter.io/ios/app/earthviewer/id590208430/reviews) | **[4.7 (82 ratings)](https://appshunter.io/ios/app/inside-earth-crust-to-core/id1600729183/reviews)** |
| Number of ratings | **107** | 82 |
| Positive reviews | 83.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 108 MB | 190 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Howard Hughes Medical Institute](https://appshunter.io/developer/411540290) | [Sebastian Andre](https://appshunter.io/developer/1131259796) |

## What reviewers say

### EarthViewer

[App page](https://appshunter.io/ios/app/earthviewer/id590208430)

Explore Earth's 4.5 billion-year history with this interactive time machine. See how continents, oceans, and climate have changed over eons, track landmarks and fossils, and visualize scientific data like temperature and biodiversity. Discover the dynamic evolution of our planet.

**Highlights:** Continental reconstructions over billions of years, Sea level and temperature maps, Track landmark and fossil movements, Visualize atmospheric composition and biodiversity, Explore geological eons, eras, and periods, Automated play modes and animations

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🌍 Comprehensive geological history visualization from 4.6 billion years ago to present
- 📚 Excellent educational resource for teachers and students
- 🎨 Beautiful and intuitive interface design
- 🆓 Free app with extensive features and data
- 🔄 Smooth continental drift animation and timeline controls

**What reviewers complain about**

- 🚫 Cannot exit app without force-closing or restarting device
- 🐛 App freezes when switching between map projections
- 📱 Not optimized for newer iOS versions
- 🌏 Australia appears incorrectly in ancient Earth viewer
- 🔲 Grid coordinates (lat/lon) not displaying properly

**Reported bugs**

- App cannot be closed normally - requires force quit or device restart
- App freezes when switching from flat map to globe view
- Australia appears in incorrect locations in ancient Earth viewer
- Grid coordinates (latitude/longitude) not displaying
- Globe transparency and image distortion on iPad

**Requested features**

- Add Pangea Proxima/Pangea Ultima supercontinent visualization
- Add Kenorland supercontinent (2500 Mya)
- Include future Earth continental drift predictions (0-250 million years)
- Add Pleistocene ice age details with smaller time increments
- Include ground-level view of Earth with animals and landscapes


### Inside Earth

[App page](https://appshunter.io/ios/app/inside-earth-crust-to-core/id1600729183)

Explore the Earth's interior by virtually peeling back its layers. Understand the composition of the crust, mantle, and core. Learn about tectonic plates, volcanism, and earthquakes.

**Highlights:** Interactive layer peeling, Tectonic plate visualization, Volcanism and earthquake explanation, Compositional learning, Geological process discovery

**In-app purchases:** none


## Frequently asked questions

### Is EarthViewer free?

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

### Is Inside Earth free?

Inside Earth is free to download, with no in-app purchases.

### Which has better reviews, EarthViewer or Inside Earth?

Inside Earth is rated higher. EarthViewer averages 4.4 out of 5 from 107 ratings, while Inside Earth averages 4.7 from 82 ratings.

### Do EarthViewer or Inside Earth have ads?

Neither EarthViewer nor Inside Earth shows ads.

### Which is updated more often, EarthViewer or Inside Earth?

EarthViewer ships an update every 2 months, and Inside Earth fortnightly. Most recently, EarthViewer was updated on November 1, 2026 and Inside Earth 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.*