# Solar System (Lite) vs ARPlanets 2

The clearest difference is rating: Solar System (Lite) at 4.5 against ARPlanets 2's 3.3. Solar System (Lite) also leads on in-app purchases (none vs 1) and review sentiment (83% vs 57%). ARPlanets 2's advantage is device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. ARPlanets 2 sells 1 one-off in-app purchase. Solar System (Lite) asks for nothing beyond the download.

Solar System (Lite) holds the better App Store score, 4.5 against 3.3. Both are backed by a comparable volume of ratings — 23 and 15 respectively. Written reviews point the same way: 83% of Solar System (Lite)'s written reviews are positive against 57% of ARPlanets 2's.

Solar System (Lite) ships an update every 3 months, ARPlanets 2 every 6 weeks. The most recent releases landed on July 6, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Solar System (Lite) | ARPlanets 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (23 ratings)](https://appshunter.io/ios/app/solar-system-lite/id593614944/reviews)** | [3.3 (15 ratings)](https://appshunter.io/ios/app/arplanets-2/id1387711637/reviews) |
| Number of ratings | **23** | 15 |
| Positive reviews | **83.3% of reviews** | 57.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 91 MB | 449 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vosonos LLC](https://appshunter.io/developer/578659631) | [Daniele Citi](https://appshunter.io/developer/1187632258) |

## What reviewers say

### Solar System (Lite)

[App page](https://appshunter.io/ios/app/solar-system-lite/id593614944)

Explore the Solar System with interactive simulations and size comparisons. This educational app makes learning about planets, galaxies, and space exploration engaging for children. It offers a kid-friendly interface with no ads or in-app purchases.

**Highlights:** Interactive simulations, Size comparisons of celestial bodies, Planetary orbital speed visualization, Covers Milky Way, Sun, planets, dwarf planets, Kid-friendly navigation, No ads or in-app purchases

**Features:** macOS Compatibility

**In-app purchases:** none


### ARPlanets 2

[App page](https://appshunter.io/ios/app/arplanets-2/id1387711637)

Explore the augmented reality Solar System with interactive 3D models and intuitive gestures. Learn basic and advanced astronomy concepts through engaging AR lessons.

**Highlights:** Augmented reality Solar System exploration, Interactive 3D model manipulation, Discover celestial body details, AR-based astronomy lessons, User-friendly interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access AR | $1.99 | one-time |


## Frequently asked questions

### Is Solar System (Lite) free?

Solar System (Lite) is free to download, with no in-app purchases.

### Is ARPlanets 2 free?

ARPlanets 2 is free to download, with in-app purchases available.

### Which has better reviews, Solar System (Lite) or ARPlanets 2?

Solar System (Lite) is rated higher. Solar System (Lite) averages 4.5 out of 5 from 23 ratings, while ARPlanets 2 averages 3.3 from 15 ratings.

### Do Solar System (Lite) or ARPlanets 2 have ads?

Neither Solar System (Lite) nor ARPlanets 2 shows ads.

### Which is updated more often, Solar System (Lite) or ARPlanets 2?

Solar System (Lite) ships an update every 3 months, and ARPlanets 2 every 6 weeks. Most recently, Solar System (Lite) was updated on July 6, 2026 and ARPlanets 2 on August 27, 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.*