# Planetary Weather vs DIY Solar System

The clearest difference is rating: DIY Solar System at 4.5 against Planetary Weather's 4.0. DIY Solar System also leads on in-app purchases (none vs 2) and update cadence (every 2 months vs every 7 months). Planetary Weather's advantage is iOS requirement (6.0 vs 12.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Planetary Weather sells 2 one-off in-app purchases. DIY Solar System asks for nothing beyond the download.

DIY Solar System holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 11 and 16 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Planetary Weather ships an update every 7 months, DIY Solar System every 2 months. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Planetary Weather | DIY Solar System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (11 ratings)](https://appshunter.io/ios/app/planetary-weather/id862963045/reviews) | **[4.5 (16 ratings)](https://appshunter.io/ios/app/diy-solar-system/id1644242890/reviews)** |
| Number of ratings | 11 | **16** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 118 MB | 180 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Technospirits](https://appshunter.io/developer/379836863) | [The Lawrence Hall of Science](https://appshunter.io/developer/462994550) |

## What reviewers say

### Planetary Weather

[App page](https://appshunter.io/ios/app/planetary-weather/id862963045)

Explore real-time weather conditions on planets, moons, and the Sun in a stunning 3D solar system model. Get daily temperature and wind speed forecasts with accurate data.

**Highlights:** Daily temperature and wind speed forecasts, Data for planets, moons, and the Sun, Accurate estimates from NASA/NOAA, Stunning 3D solar system renders, Metric or Imperial units, High-quality graphics

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gas Giants | $0.99 | one-time |
| Moon Pack | $1.99 | one-time |


### DIY Solar System

[App page](https://appshunter.io/ios/app/diy-solar-system/id1644242890)

Explore the solar system with interactive activities and an augmented reality planet walk. Learn about space travel, design a moon base, and identify celestial objects. Developed by leading science institutions, this app makes learning about space engaging for families and educators.

**Highlights:** Interactive space activities, Augmented reality planet walk, Design a moon base, Grow a space garden, Control a Mars rover, In or Out space game, NASA imagery

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Planetary Weather free?

Planetary Weather is free to download, with in-app purchases available.

### Is DIY Solar System free?

DIY Solar System is free to download, with no in-app purchases.

### Which has better reviews, Planetary Weather or DIY Solar System?

DIY Solar System is rated higher. Planetary Weather averages 4.0 out of 5 from 11 ratings, while DIY Solar System averages 4.5 from 16 ratings.

### Do Planetary Weather or DIY Solar System have ads?

Neither Planetary Weather nor DIY Solar System shows ads.

### Which is updated more often, Planetary Weather or DIY Solar System?

Planetary Weather ships an update every 7 months, and DIY Solar System every 2 months. Most recently, Planetary Weather was updated on October 12, 2026 and DIY Solar System on October 13, 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.*