# Solar System&Celestial Objects vs Orbital Contact

The clearest difference is in-app purchases: Solar System&Celestial Objects at none against Orbital Contact's 1. Solar System&Celestial Objects also leads on iOS requirement (12.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Orbital Contact sells 1 in-app purchase, starting at $4.99 per month. Solar System&Celestial Objects asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Solar System&Celestial Objects | Orbital Contact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 62 MB | 72 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [NIKI TECH](https://appshunter.io/developer/1788609104) | [Rafael Melo de Farias](https://appshunter.io/developer/6776351277) |

## What reviewers say

### Solar System&Celestial Objects

[App page](https://appshunter.io/ios/app/solar-system-and-celestial-objects/id6503188651)

**Features:** macOS Compatibility

**In-app purchases:** none


### Orbital Contact

[App page](https://appshunter.io/ios/app/orbital-contact/id6783121636)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |


## Frequently asked questions

### Is Solar System&Celestial Objects free?

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

### Is Orbital Contact free?

Orbital Contact is free to download, with in-app purchases available.

### Do Solar System&Celestial Objects or Orbital Contact have ads?

Both Solar System&Celestial Objects and Orbital Contact show ads.

### Which is updated more often, Solar System&Celestial Objects or Orbital Contact?

Solar System&Celestial Objects ships an update every 6 weeks, and Orbital Contact every 6 weeks. Most recently, Solar System&Celestial Objects was updated on October 2, 2026 and Orbital Contact on October 2, 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.*