# PLANETS vs The Big Sky Above Us

The clearest difference is rating: PLANETS at 5.0 against The Big Sky Above Us's 4.5. PLANETS also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (6.1 vs 14.0). The Big Sky Above Us's advantage is ratings volume (36 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PLANETS holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: The Big Sky Above Us has 36 ratings behind it against 1, so its average is the more settled of the two.

PLANETS ships an update fortnightly, The Big Sky Above Us every 3 months. The most recent releases landed on November 2, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | PLANETS | The Big Sky Above Us |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/planets-learn-mode/id1121762094/reviews)** | [4.5 (36 ratings)](https://appshunter.io/ios/app/the-big-sky-above-us/id1303142144/reviews) |
| Number of ratings | 1 | **36** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | Free |
| Size | 14 MB | 124 MB |
| Requires iOS | **6.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advaith Jagathesan](https://appshunter.io/developer/1121762093) | [Casey Pollock](https://appshunter.io/developer/991679552) |

## What reviewers say

### PLANETS

[App page](https://appshunter.io/ios/app/planets-learn-mode/id1121762094)

Explore the solar system in an interactive way. Navigate a spaceship to dock with planets and discover detailed information about each celestial body. An engaging educational experience for young learners.

**Highlights:** Interactive space exploration, Learn about planets, Navigate a spaceship, Dock on planets, Detailed planet information

**Features:** macOS Compatibility

**In-app purchases:** none


### The Big Sky Above Us

[App page](https://appshunter.io/ios/app/the-big-sky-above-us/id1303142144)

Explore a musical solar system in augmented reality. Walk through space and discover planets, moons, and asteroids, each with its own unique sound. This app offers a comprehensive AR experience of our solar system.

**Highlights:** Augmented reality space exploration, Interactive musical planets and moons, Discover real celestial bodies, Comprehensive solar system model, Educational and entertaining experience

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

**In-app purchases:** none


## Frequently asked questions

### Is PLANETS free?

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

### Is The Big Sky Above Us free?

The Big Sky Above Us is free to download, with no in-app purchases.

### Which has better reviews, PLANETS or The Big Sky Above Us?

PLANETS is rated higher. PLANETS averages 5.0 out of 5 from 1 ratings, while The Big Sky Above Us averages 4.5 from 36 ratings.

### Do PLANETS or The Big Sky Above Us have ads?

Neither PLANETS nor The Big Sky Above Us shows ads.

### Which is updated more often, PLANETS or The Big Sky Above Us?

PLANETS ships an update fortnightly, and The Big Sky Above Us every 3 months. Most recently, PLANETS was updated on November 2, 2026 and The Big Sky Above Us on November 9, 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.*