# Pocket Planets vs GPT Solar System Explorer

Pocket Planets and GPT Solar System Explorer both sit at 4.6 stars, but that hides the real split: 67% of Pocket Planets's written reviews are positive against 0% of GPT Solar System Explorer's. Pocket Planets also leads on in-app purchases (none vs 5) and iOS requirement (12.0 vs 15.0). GPT Solar System Explorer's advantage is ads (none vs shown) and ratings volume (94 vs 22). On price, rating, update cadence and device support 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. Pocket Planets asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Pocket Planets against 4.7 for GPT Solar System Explorer. Both are backed by a comparable volume of ratings — 22 and 94 respectively. Written reviews are what separate them: 67% of Pocket Planets's written reviews are positive against 0% of GPT Solar System Explorer's.

Pocket Planets ships an update every 3 weeks, GPT Solar System Explorer every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Pocket Planets | GPT Solar System Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (22 ratings)](https://appshunter.io/ios/app/pocket-planets/id1496547610/reviews) | **[4.7 (94 ratings)](https://appshunter.io/ios/app/gpt-solar-system-explorer/id6743086286/reviews)** |
| Number of ratings | 22 | **94** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Ad-supported** | Subscription |
| Size | 66 MB | 288 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ad Lunam Kereskedelmi es Szolgaltato Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1496547609) | [Apic Ways](https://appshunter.io/developer/1635604961) |

## What reviewers say

### Pocket Planets

[App page](https://appshunter.io/ios/app/pocket-planets/id1496547610)

Explore our solar system with detailed information on planets, moons, and astronauts. Track who is currently in space and receive notifications for new launches. Access NASA images and compare celestial body characteristics.

**Highlights:** Detailed planet and moon data, Astronaut information and missions, Real-time space occupancy, Launch notifications, NASA image gallery, Celestial body comparisons

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Pocket Planets free?

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

### Is GPT Solar System Explorer free?

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

### Which has better reviews, Pocket Planets or GPT Solar System Explorer?

GPT Solar System Explorer is rated higher. Pocket Planets averages 4.6 out of 5 from 22 ratings, while GPT Solar System Explorer averages 4.7 from 94 ratings.

### Do Pocket Planets or GPT Solar System Explorer have ads?

Pocket Planets shows ads; GPT Solar System Explorer does not.

### Which is updated more often, Pocket Planets or GPT Solar System Explorer?

Pocket Planets ships an update every 3 weeks, and GPT Solar System Explorer every 2 weeks. Most recently, Pocket Planets was updated on October 24, 2026 and GPT Solar System Explorer on October 24, 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.*