# ARPlanets 2 vs PLANETARIUM

The clearest difference is in-app purchases: PLANETARIUM at none against ARPlanets 2's 1. PLANETARIUM also leads on iOS requirement (11.0 vs 17.0). ARPlanets 2's advantage is review sentiment (57% vs 25%) and update cadence (every 6 weeks vs every 49 months). On price, ads and device support there is nothing between them.

Both are free to download. ARPlanets 2 sells 1 one-off in-app purchase. PLANETARIUM asks for nothing beyond the download.

ARPlanets 2 ships an update every 6 weeks, PLANETARIUM every 49 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ARPlanets 2 | PLANETARIUM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (15 ratings)](https://appshunter.io/ios/app/arplanets-2/id1387711637/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | **57.1% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 49 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 423 MB | 195 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daniele Citi](https://appshunter.io/developer/1187632258) | [WAY Srl](https://appshunter.io/developer/1707864476) |

## What reviewers say

### 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 |


### PLANETARIUM

[App page](https://appshunter.io/ios/app/planetarium/id1532715462)

Discover the Solar System with this educational app. Explore planets, land on points of interest to learn more, and test your knowledge with quizzes. Embark on a cosmic journey and learn about our celestial neighbors.

**Highlights:** Explore the Solar System, Learn about planets, Interactive landing points, Knowledge-testing quizzes, Educational content

**In-app purchases:** none


## Frequently asked questions

### Is ARPlanets 2 free?

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

### Is PLANETARIUM free?

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

### Do ARPlanets 2 or PLANETARIUM have ads?

Neither ARPlanets 2 nor PLANETARIUM shows ads.

### Which is updated more often, ARPlanets 2 or PLANETARIUM?

ARPlanets 2 ships an update every 6 weeks, and PLANETARIUM every 49 months. Most recently, ARPlanets 2 was updated on October 24, 2026 and PLANETARIUM on October 8, 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.*