# PlanetenSpielundApp2b vs Kids Solar System Adventure

The clearest difference is price: PlanetenSpielundApp2b at Free against Kids Solar System Adventure's $3.99. Kids Solar System Adventure's advantage is update cadence (every 2 weeks vs every 7 months) and rating (3.8 vs 3.5). On ratings volume, ads, in-app purchases and device support there is nothing between them.

PlanetenSpielundApp2b is free to download; Kids Solar System Adventure costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kids Solar System Adventure holds the better App Store score, 3.8 against 3.5. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

PlanetenSpielundApp2b ships an update every 7 months, Kids Solar System Adventure every 2 weeks. The most recent releases landed on September 29, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PlanetenSpielundApp2b | Kids Solar System Adventure |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/planetenspielundapp2b/id1494749871/reviews) | **[3.8 (5 ratings)](https://appshunter.io/ios/app/kids-solar-system-adventure/id1507857504/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Size | 152 MB | 97 MB |
| Requires iOS | 18.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Steffen Rokosch](https://appshunter.io/developer/1448755222) | [Ameer Moosa](https://appshunter.io/developer/611675070) |

## What reviewers say

### PlanetenSpielundApp2b

[App page](https://appshunter.io/ios/app/planetenspielundapp2b/id1494749871)

An educational game designed for children to explore and learn about celestial bodies, including planets, moons, stars, and black holes. It features a gravitation arena to demonstrate Newton's laws of motion.

**Highlights:** Learn about planets, moons, and stars, Explore black holes and nebulae, Gravitation arena for physics demonstrations, Interactive celestial body learning, Newton's laws of motion explained

**Features:** macOS Compatibility

**In-app purchases:** none


### Kids Solar System Adventure

[App page](https://appshunter.io/ios/app/kids-solar-system-adventure/id1507857504)

This educational game introduces young children to the solar system through interactive play. It helps toddlers learn planet names, spelling, and alphabets in multiple languages. The app features puzzles, sound effects, and customizable reading speeds for an engaging learning experience.

**Highlights:** Learn planet names and spelling, Multilingual support (6 languages), Interactive planet puzzles, Real sound effects, Customizable reading speed, Decorate planets

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlanetenSpielundApp2b free?

PlanetenSpielundApp2b is free to download, with no in-app purchases.

### Is Kids Solar System Adventure free?

Kids Solar System Adventure costs $3.99, with no in-app purchases.

### Which has better reviews, PlanetenSpielundApp2b or Kids Solar System Adventure?

Kids Solar System Adventure is rated higher. PlanetenSpielundApp2b averages 3.5 out of 5 from 2 ratings, while Kids Solar System Adventure averages 3.8 from 5 ratings.

### Do PlanetenSpielundApp2b or Kids Solar System Adventure have ads?

Neither PlanetenSpielundApp2b nor Kids Solar System Adventure shows ads.

### Which is updated more often, PlanetenSpielundApp2b or Kids Solar System Adventure?

PlanetenSpielundApp2b ships an update every 7 months, and Kids Solar System Adventure every 2 weeks. Most recently, PlanetenSpielundApp2b was updated on September 29, 2026 and Kids Solar System Adventure on September 23, 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.*