# Molecule vs Biomolecules

The clearest difference is ads: Molecule at none against Biomolecules's shown. Molecule also leads on iOS requirement (7.0 vs 15.0). Biomolecules's advantage is update cadence (monthly vs every 4 months). On price, 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.

Molecule ships an update every 4 months, Biomolecules monthly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Molecule | Biomolecules |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (10 ratings)](https://appshunter.io/ios/app/molecule/id797331776/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 76.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | — |
| Size | 9 MB | 173 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Blinov](https://appshunter.io/developer/630833420) | [Carolina Biological Supply](https://appshunter.io/developer/413708533) |

## What reviewers say

### Molecule

[App page](https://appshunter.io/ios/app/molecule/id797331776)

This app allows users to create and share chemical structures with ease. It calculates molecular formula, weight, and elemental composition in real-time as you draw. Ideal for students and researchers needing a simple tool for molecular visualization.

**Highlights:** Draw chemical structures, Share structures, Calculate MF, MW, Monoisotopic Mass, Calculate Elemental Composition, Interactive calculations, Modern interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Biomolecules

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

**In-app purchases:** none


## Frequently asked questions

### Is Molecule free?

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

### Is Biomolecules free?

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

### Do Molecule or Biomolecules have ads?

Biomolecules shows ads; Molecule does not.

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

Molecule ships an update every 4 months, and Biomolecules monthly. Most recently, Molecule was updated on October 15, 2026 and Biomolecules on October 12, 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.*