# GPT Solar System Explorer vs Solar Explorer 3D

The clearest difference is review sentiment: Solar Explorer 3D at 50% against GPT Solar System Explorer's 0%. Solar Explorer 3D also leads on monetization model (free with in-app purchases vs subscription). GPT Solar System Explorer's advantage is rating (4.7 vs 4.1) and ratings volume (90 vs 22). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. GPT Solar System Explorer sells 5 in-app purchases, starting at $5.99 per month and Solar Explorer 3D sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GPT Solar System Explorer holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 90 and 22 respectively. Written reviews complicate that: 0% of GPT Solar System Explorer's written reviews are positive against 50% of Solar Explorer 3D's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 21, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | GPT Solar System Explorer | Solar Explorer 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (90 ratings)](https://appshunter.io/ios/app/gpt-solar-system-explorer/id6743086286/reviews)** | [4.1 (22 ratings)](https://appshunter.io/ios/app/solar-explorer-3d/id6752232739/reviews) |
| Number of ratings | **90** | 22 |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 288 MB | 835 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Apic Ways](https://appshunter.io/developer/1635604961) | [Shenzhen Qizhuan Technology Co., Ltd.](https://appshunter.io/developer/1838373818) |

## What reviewers say

### GPT Solar System Explorer

[App page](https://appshunter.io/ios/app/gpt-solar-system-explorer/id6743086286)

Explore our Solar System in an interactive 3D environment powered by AI. Discover stunning images and videos from space agencies, and ask your AI guide anything about the cosmos. Perfect for curious minds of all ages.

**Highlights:** Interactive 3D Solar System model, AI-powered cosmic guide, NASA, SpaceX, ESA imagery & videos, Planet and mission details, Voice-activated Q&A, Intuitive controls for all ages

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Subscription | $5.99 | per month |
| Monthly Super Pro Subscription | $19.99 | per month |
| Monthly Ultra Pro Subscription | $29.99 | per month |
| Yearly Pro Subscription | $39.99 | per year |
| AI coins | $5.99 | one-time |


### Solar Explorer 3D

[App page](https://appshunter.io/ios/app/solar-explorer-3d/id6752232739)

Explore the cosmos with a realistic 3D simulation of the Solar System. Witness celestial bodies, spacecraft, and their movements with detailed surface views and mission replays. Ideal for astronomy enthusiasts and educators.

**Highlights:** Realistic 3D Solar System simulation, Detailed celestial body and spacecraft models, Surface exploration and landing views, Time acceleration for observing motion, Mission replay functionality, Real-time astronomical data display

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Edition | $3.99 | one-time |


## Frequently asked questions

### Is GPT Solar System Explorer free?

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

### Is Solar Explorer 3D free?

Solar Explorer 3D is free to download, with in-app purchases available.

### Which has better reviews, GPT Solar System Explorer or Solar Explorer 3D?

GPT Solar System Explorer is rated higher. GPT Solar System Explorer averages 4.7 out of 5 from 90 ratings, while Solar Explorer 3D averages 4.1 from 22 ratings.

### Do GPT Solar System Explorer or Solar Explorer 3D have ads?

Neither GPT Solar System Explorer nor Solar Explorer 3D shows ads.

### Which is updated more often, GPT Solar System Explorer or Solar Explorer 3D?

GPT Solar System Explorer ships an update every 2 weeks, and Solar Explorer 3D every 2 weeks. Most recently, GPT Solar System Explorer was updated on September 21, 2026 and Solar Explorer 3D on September 20, 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.*