# Cosmos vs Solar System&Celestial Objects

The clearest difference is ads: Cosmos at none against Solar System&Celestial Objects's shown. Cosmos also leads on update cadence (daily vs every 6 weeks). Solar System&Celestial Objects's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price and in-app purchases there is nothing between them.

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

Cosmos ships an update daily, Solar System&Celestial Objects every 6 weeks. The most recent releases landed on June 1, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Cosmos | Solar System&Celestial Objects |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 6 weeks |
| Monetization | Free | — |
| Size | 67 MB | 62 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Salih Yusuf Goktas](https://appshunter.io/developer/1693054465) | [NIKI TECH](https://appshunter.io/developer/1788609104) |

## What reviewers say

### Cosmos

[App page](https://appshunter.io/ios/app/cosmos-our-solar-system/id6480411273)

Explore our solar system with realistic 3D models of planets. Discover detailed information about atmospheric compositions, surface features, and fascinating facts. An interactive journey for space enthusiasts and curious learners.

**Highlights:** Realistic 3D planet models, Detailed atmospheric and surface information, Captivating animations, Engaging exploration interface, Fascinating space facts

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Cosmos free?

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

### Is Solar System&Celestial Objects free?

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

### Do Cosmos or Solar System&Celestial Objects have ads?

Solar System&Celestial Objects shows ads; Cosmos does not.

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

Cosmos ships an update daily, and Solar System&Celestial Objects every 6 weeks. Most recently, Cosmos was updated on June 1, 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.*