# Earth++ vs Solar System

The clearest difference is rating: Earth++ at 4.4 against Solar System's 3.7. Earth++ also leads on ratings volume (285 vs 3). Solar System's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Earth++ sells 5 in-app purchases, starting at $0.99 per month. Solar System asks for nothing beyond the download.

Earth++ holds the better App Store score, 4.4 against 3.7. That said, the two scores are not equally well evidenced: Earth++ has 285 ratings behind it against 3, so its average is the more settled of the two.

Earth++ ships an update every 3 months, Solar System weekly. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Earth++ | Solar System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (285 ratings)](https://appshunter.io/ios/app/earth-plus-plus/id1137619502/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/solar-system-planet-guide/id1536272859/reviews) |
| Number of ratings | **285** | 3 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 85 MB | 127 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | +4 |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [Francesc Navarro Machio](https://appshunter.io/developer/488794379) |

## What reviewers say

### Earth++

[App page](https://appshunter.io/ios/app/earth-plus-plus/id1137619502)

Monitor global weather, earthquakes, climate changes, and marine conditions. Access real-time data on storms and natural events. An optional subscription removes ads and unlocks advanced tracking for tropical cyclones and ocean forecasts.

**Highlights:** Storm tracking, Earthquake monitoring, Climate change data, Marine conditions, Tropical cyclone tracking, Ocean forecasts

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $0.99 | per month |
| Tropical Cyclone Coverage | $2.99 | one-time |
| Ocean Conditions Forecasts | $2.99 | one-time |
| Global CIimate  Imagery | $2.99 | one-time |
| Remove Ads | $3.99 | one-time |


### Solar System

[App page](https://appshunter.io/ios/app/solar-system-planet-guide/id1536272859)

Explore our solar system with detailed information on each planet. Discover their distance from Earth, density, and size. Zoom in to view intricate details of celestial bodies.

**Highlights:** Detailed planetary information, Distance from Earth, Density and size data, Zoomable planet views, Solar system exploration

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

**In-app purchases:** none


## Frequently asked questions

### Is Earth++ free?

Earth++ is free to download, with in-app purchases available.

### Is Solar System free?

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

### Which has better reviews, Earth++ or Solar System?

Earth++ is rated higher. Earth++ averages 4.4 out of 5 from 285 ratings, while Solar System averages 3.7 from 3 ratings.

### Do Earth++ or Solar System have ads?

Earth++ shows ads; Solar System does not.

### Which is updated more often, Earth++ or Solar System?

Earth++ ships an update every 3 months, and Solar System weekly. Most recently, Earth++ was updated on October 18, 2026 and Solar System on October 10, 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.*