# Kids Explore Planets & Space vs Project Planet Space

The clearest difference is price: Project Planet Space at Free against Kids Explore Planets & Space's $0.99. Project Planet Space also leads on rating (5.0 vs 3.7). Kids Explore Planets & Space's advantage is update cadence (monthly vs every 25 months) and chart position (#175 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Project Planet Space is free to download; Kids Explore Planets & Space costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Project Planet Space holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Kids Explore Planets & Space has 6 ratings behind it against 1, so its average is the more settled of the two.

Kids Explore Planets & Space ships an update monthly, Project Planet Space every 25 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Kids Explore Planets & Space | Project Planet Space |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.7 (6 ratings)](https://appshunter.io/ios/app/kids-explore-planets-and-space/id1447803150/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/project-planet-space/id6499347273/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 25 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#175** | — |
| Size | 206 MB | 2 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Bosijie Technology LLC.](https://appshunter.io/developer/1437710910) | [Miroslav Hanzelka](https://appshunter.io/developer/1653768748) |

## What reviewers say

### Kids Explore Planets & Space

[App page](https://appshunter.io/ios/app/kids-explore-planets-and-space/id1447803150)

**Currently charting:** #175 Top Paid · Education (US App Store)

Discover the solar system and constellations through 19 interactive learning games. This app provides fun facts and engaging content to help children master space knowledge and satisfy their curiosity about the universe.

**Highlights:** 19 educational space games, Learn 23 constellations, Fun space facts, Interactive learning, Master space knowledge, Explore planets and celestial bodies

**Features:** macOS Compatibility

**In-app purchases:** none


### Project Planet Space

[App page](https://appshunter.io/ios/app/project-planet-space/id6499347273)

Explore our solar system with an interactive map. Discover planetary gravity, temperatures, and atmospheric data. Calculate your weight on other worlds and learn fascinating space facts.

**Highlights:** Interactive solar system map, Personalized weight and age calculations, Detailed planetary data widgets, Multi-language support, Metric/Imperial unit switching, Cosmic museum aesthetic, Real astronomical data integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kids Explore Planets & Space free?

Kids Explore Planets & Space costs $0.99, with no in-app purchases.

### Is Project Planet Space free?

Project Planet Space is free to download, with no in-app purchases.

### Which has better reviews, Kids Explore Planets & Space or Project Planet Space?

Project Planet Space is rated higher. Kids Explore Planets & Space averages 3.7 out of 5 from 6 ratings, while Project Planet Space averages 5.0 from 1 ratings.

### Do Kids Explore Planets & Space or Project Planet Space have ads?

Neither Kids Explore Planets & Space nor Project Planet Space shows ads.

### Which is updated more often, Kids Explore Planets & Space or Project Planet Space?

Kids Explore Planets & Space ships an update monthly, and Project Planet Space every 25 months. Most recently, Kids Explore Planets & Space was updated on November 6, 2026 and Project Planet Space on November 4, 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.*