# GPlates vs Solar System Planets

The clearest difference is review sentiment: GPlates at 44% against Solar System Planets's 0%. GPlates also leads on in-app purchases (none vs 3). Solar System Planets's advantage is rating (3.3 vs 3.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Solar System Planets sells 3 in-app purchases, starting at $9.99 per month. GPlates asks for nothing beyond the download.

Solar System Planets holds the better App Store score, 3.3 against 3.0. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews complicate that: 44% of GPlates's written reviews are positive against 0% of Solar System Planets's, so the app with the better star average is not the one people write more warmly about.

GPlates ships an update every 6 months, Solar System Planets every 3 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | GPlates | Solar System Planets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (8 ratings)](https://appshunter.io/ios/app/gplates/id6447170583/reviews) | **[3.3 (10 ratings)](https://appshunter.io/ios/app/solar-system-planets-3d-space/id6463002338/reviews)** |
| Number of ratings | 8 | **10** |
| Positive reviews | **44.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 57 MB | 150 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Xiaodong Qin](https://appshunter.io/developer/1661896637) | [Evgeniya Senchurova](https://appshunter.io/developer/1676838995) |

## What reviewers say

### GPlates

[App page](https://appshunter.io/ios/app/gplates/id6447170583)

Explore Earth's geological history by reconstructing and visualizing spatial data through geological time. This tool offers an intuitive interface for students, teachers, researchers, and enthusiasts to understand our planet's evolution.

**Highlights:** Reconstruct spatial data, Visualize geological time, Intuitive interface, Explore Earth's history, Plate reconstruction software

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

**In-app purchases:** none


### Solar System Planets

[App page](https://appshunter.io/ios/app/solar-system-planets-3d-space/id6463002338)

Explore our solar system with interactive 3D models and detailed information about each planet. Discover celestial bodies and uncover their secrets through a user-friendly interface, perfect for students and space enthusiasts alike.

**Highlights:** Interactive 3D solar system model, High-resolution planet imagery, Detailed planet information, User-friendly interface, Educational content, Celestial body exploration

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month Premium Access | $9.99 | per month |
| Three Months Premium Access | $19.99 | per 3 months |
| One Year Premium Access | $24.99 | per year |


## Frequently asked questions

### Is GPlates free?

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

### Is Solar System Planets free?

Solar System Planets is free to download, with in-app purchases available.

### Which has better reviews, GPlates or Solar System Planets?

Solar System Planets is rated higher. GPlates averages 3.0 out of 5 from 8 ratings, while Solar System Planets averages 3.3 from 10 ratings.

### Do GPlates or Solar System Planets have ads?

Neither GPlates nor Solar System Planets shows ads.

### Which is updated more often, GPlates or Solar System Planets?

GPlates ships an update every 6 months, and Solar System Planets every 3 months. Most recently, GPlates was updated on October 24, 2026 and Solar System Planets on October 15, 2026.

---

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