# CycleChem vs Biomolecules

The clearest difference is in-app purchases: Biomolecules at none against CycleChem's 1. Biomolecules also leads on update cadence (monthly vs every 6 months). CycleChem's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CycleChem sells 1 one-off in-app purchase. Biomolecules asks for nothing beyond the download.

CycleChem ships an update every 6 months, Biomolecules monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | CycleChem | Biomolecules |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Monthly** |
| Size | 8 MB | 173 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eric ORDONNEAU](https://appshunter.io/developer/1465804393) | [Carolina Biological Supply](https://appshunter.io/developer/413708533) |

## What reviewers say

### CycleChem

[App page](https://appshunter.io/ios/app/cyclechem/id1465804394)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all games | $0.99 | one-time |


### Biomolecules

[App page](https://appshunter.io/ios/app/biomolecules-macromolecules/id1626457869)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CycleChem free?

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

### Is Biomolecules free?

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

### Do CycleChem or Biomolecules have ads?

Biomolecules shows ads; CycleChem does not.

### Which is updated more often, CycleChem or Biomolecules?

CycleChem ships an update every 6 months, and Biomolecules monthly. Most recently, CycleChem was updated on November 3, 2026 and Biomolecules on November 3, 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.*