# Solar System vs ScrollPlanets

The clearest difference is review sentiment: ScrollPlanets at 83% against Solar System's 33%. ScrollPlanets also leads on rating (5.0 vs 4.4) and monetization model (freemium vs subscription). Solar System's advantage is ratings volume (118 vs 1) and device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Solar System sells 5 in-app purchases, starting at $5.99 per month and ScrollPlanets sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ScrollPlanets holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Solar System has 118 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of Solar System's written reviews are positive against 83% of ScrollPlanets's.

Solar System ships an update monthly, ScrollPlanets every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Solar System | ScrollPlanets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (118 ratings)](https://appshunter.io/ios/app/solar-system-ai-explorer/id6744057665/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scrollplanets-daily-space/id6745450430/reviews)** |
| Number of ratings | **118** | 1 |
| Positive reviews | 33.3% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Subscription | **Freemium** |
| Size | 272 MB | 18 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Apic Ways](https://appshunter.io/developer/1635604961) | [samet bilgin](https://appshunter.io/developer/1805912383) |

## What reviewers say

### Solar System

[App page](https://appshunter.io/ios/app/solar-system-ai-explorer/id6744057665)

Explore the Solar System in an interactive 3D model with an AI guide. View real space images and videos, and ask questions with voice interaction. Designed for ages 9+ to foster curiosity and understanding of our planetary system.

**Highlights:** Interactive 3D Solar System navigation, AI-guided explanations, Real NASA mission images and videos, Voice interaction with AI, Dedicated planet/moon sections, Mini-game featuring moons

**Features:** macOS Compatibility

**In-app purchases (5)**

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


### ScrollPlanets

[App page](https://appshunter.io/ios/app/scrollplanets-daily-space/id6745450430)

Discover stunning daily space imagery and learn about NASA's technology through an immersive, distraction-free scrolling experience. Save your favorite cosmic discoveries and explore planets, stars, and the wonders of space exploration.

**Highlights:** Daily space imagery, NASA technology insights, Infinite scrolling, Ad-free interface, Save favorite content, Learn through exploration

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weeklyplan | $3.99 | per 7 days |
| yearlyplan | $9.99 | per year |
| lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Solar System free?

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

### Is ScrollPlanets free?

ScrollPlanets is free to download, with in-app purchases available.

### Which has better reviews, Solar System or ScrollPlanets?

ScrollPlanets is rated higher. Solar System averages 4.4 out of 5 from 118 ratings, while ScrollPlanets averages 5.0 from 1 ratings.

### Do Solar System or ScrollPlanets have ads?

Neither Solar System nor ScrollPlanets shows ads.

### Which is updated more often, Solar System or ScrollPlanets?

Solar System ships an update monthly, and ScrollPlanets every 2 weeks. Most recently, Solar System was updated on October 25, 2026 and ScrollPlanets 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.*