# Synthetic Molecule vs Kessler Sky

The clearest difference is iOS requirement: Synthetic Molecule at 10.0 against Kessler Sky's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Synthetic Molecule | Kessler Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kessler-sky/id6809026749/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 6 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Purple Wind Games](https://appshunter.io/developer/1551119237) | [THE RISE COLLECTION](https://appshunter.io/developer/1000072797) |

## What reviewers say

### Synthetic Molecule

[App page](https://appshunter.io/ios/app/synthetic-molecule/id1551119235)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kessler Sky

[App page](https://appshunter.io/ios/app/kessler-sky/id6809026749)

Manage Earth's launch pad by strategically launching satellites. Dock them to build larger structures and earn income, but avoid collisions that create debris and lead to system failure. Compete with friends and complete daily contracts to keep the sky open.

**Highlights:** One-thumb satellite launching, Satellite docking for larger structures, Debris collision system, Daily contracts and leaderboards, Offline play, Optional ad rewards

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

**In-app purchases:** none


## Frequently asked questions

### Is Synthetic Molecule free?

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

### Is Kessler Sky free?

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

### Do Synthetic Molecule or Kessler Sky have ads?

Both Synthetic Molecule and Kessler Sky show ads.

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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.*