# Biology3D vs Codon One

The clearest difference is rating: Biology3D at 5.0 against Codon One's 4.5. Biology3D also leads on in-app purchases (none vs 7) and update cadence (weekly vs every 3 weeks). Codon One's advantage is ratings volume (25 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Codon One sells 7 one-off in-app purchases. Biology3D asks for nothing beyond the download.

Biology3D holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Codon One has 25 ratings behind it against 1, so its average is the more settled of the two.

Biology3D ships an update weekly, Codon One every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Biology3D | Codon One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biology3d/id1435831261/reviews)** | [4.5 (25 ratings)](https://appshunter.io/ios/app/codon-one-biology-study/id1517313390/reviews) |
| Number of ratings | 1 | **25** |
| Positive reviews | — | 76.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 347 MB | 277 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sasithorn Hannarong](https://appshunter.io/developer/1352835130) | [Daniel Gebert](https://appshunter.io/developer/1517313389) |

## What reviewers say

### Biology3D

[App page](https://appshunter.io/ios/app/biology3d/id1435831261)

Explore biological concepts through interactive 3D models. This educational tool allows users to zoom, rotate, and manipulate detailed models to enhance understanding of complex biological structures. Developed as a senior project, it aims to make university-level biology more engaging.

**Highlights:** Interactive 3D biological models, Zoom and rotate functionality, Add and remove model layers, Object manipulation, Engaging learning interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Codon One

[App page](https://appshunter.io/ios/app/codon-one-biology-study/id1517313390)

Master molecular biology, genetics, evolution, and life chemistry through interactive modules and quizzes. Explore essential concepts with clear diagrams and concise explanations. Includes helpful tools for sequence analysis and genetic code reference.

**Highlights:** Interactive learning modules, Quick quizzes for comprehension, Clear diagrams and plain language, Molecule reference guide, Sequence analysis tools, Genetic code exploration

**Features:** Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Module 2: Genetics | Free | one-time |
| Module 1: Chemistry of Life | Free | one-time |
| Module 3: Evolution | $2.99 | one-time |
| Module 4: Science History | $2.99 | one-time |
| Module 5: Cell Biology | $2.99 | one-time |
| Module 6: Development | $2.99 | one-time |
| Unlock All | $8.99 | one-time |


## Frequently asked questions

### Is Biology3D free?

Biology3D is free to download, with no in-app purchases.

### Is Codon One free?

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

### Which has better reviews, Biology3D or Codon One?

Biology3D is rated higher. Biology3D averages 5.0 out of 5 from 1 ratings, while Codon One averages 4.5 from 25 ratings.

### Do Biology3D or Codon One have ads?

Neither Biology3D nor Codon One shows ads.

### Which is updated more often, Biology3D or Codon One?

Biology3D ships an update weekly, and Codon One every 3 weeks. Most recently, Biology3D was updated on November 2, 2026 and Codon One 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.*