# Solar System AR 4D vs Solar System&Celestial Objects

The clearest difference is in-app purchases: Solar System&Celestial Objects at none against Solar System AR 4D's 3. Solar System&Celestial Objects also leads on update cadence (every 6 weeks vs every 46 months). Solar System AR 4D's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Solar System AR 4D sells 1 one-off in-app purchase. Solar System&Celestial Objects asks for nothing beyond the download.

Solar System AR 4D ships an update every 46 months, Solar System&Celestial Objects every 6 weeks. The most recent releases landed on September 18, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Solar System AR 4D | Solar System&Celestial Objects |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 46 months | **Every 6 weeks** |
| Size | 122 MB | 62 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ibrahim Amer](https://appshunter.io/developer/1054899889) | [NIKI TECH](https://appshunter.io/developer/1788609104) |

## What reviewers say

### Solar System AR 4D

[App page](https://appshunter.io/ios/app/solar-system-ar-4d/id1593970513)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock | $5.99 | one-time |


### Solar System&Celestial Objects

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solar System AR 4D free?

Solar System AR 4D is free to download, with in-app purchases available.

### Is Solar System&Celestial Objects free?

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

### Do Solar System AR 4D or Solar System&Celestial Objects have ads?

Solar System&Celestial Objects shows ads; Solar System AR 4D does not.

### Which is updated more often, Solar System AR 4D or Solar System&Celestial Objects?

Solar System AR 4D ships an update every 46 months, and Solar System&Celestial Objects every 6 weeks. Most recently, Solar System AR 4D was updated on September 18, 2026 and Solar System&Celestial Objects on May 16, 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.*