# Alien Planets vs PlanetenSpielundApp2b

The clearest difference is price: PlanetenSpielundApp2b at Free against Alien Planets's $9.99. PlanetenSpielundApp2b also leads on update cadence (every 7 months vs every 24 months) and iOS requirement (18.0 vs 27.0). On ads, in-app purchases and device support there is nothing between them.

PlanetenSpielundApp2b is free to download; Alien Planets costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Alien Planets ships an update every 24 months, PlanetenSpielundApp2b every 7 months. The most recent releases landed on October 26, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Alien Planets | PlanetenSpielundApp2b |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/planetenspielundapp2b/id1494749871/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 51 MB | 152 MB |
| Requires iOS | 27.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jose Leal](https://appshunter.io/developer/1441468562) | [Steffen Rokosch](https://appshunter.io/developer/1448755222) |

## What reviewers say

### Alien Planets

[App page](https://appshunter.io/ios/app/alien-planets/id1478121868)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Alien Planets free?

Alien Planets costs $9.99, with no in-app purchases.

### Is PlanetenSpielundApp2b free?

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

### Do Alien Planets or PlanetenSpielundApp2b have ads?

Neither Alien Planets nor PlanetenSpielundApp2b shows ads.

### Which is updated more often, Alien Planets or PlanetenSpielundApp2b?

Alien Planets ships an update every 24 months, and PlanetenSpielundApp2b every 7 months. Most recently, Alien Planets was updated on October 26, 2026 and PlanetenSpielundApp2b on October 15, 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.*