# Codon One vs 生物圈

The clearest difference is rating: Codon One at 4.5 against 生物圈's 3.0. Codon One also leads on ratings volume (25 vs 2). 生物圈's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Codon One sells 7 one-off in-app purchases and 生物圈 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Codon One holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Codon One has 25 ratings behind it against 2, so its average is the more settled of the two.

Codon One ships an update every 3 weeks, 生物圈 monthly. The most recent releases landed on October 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Codon One | 生物圈 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (25 ratings)](https://appshunter.io/ios/app/codon-one-biology-study/id1517313390/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/id1628258921/reviews) |
| Number of ratings | **25** | 2 |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 277 MB | 212 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Daniel Gebert](https://appshunter.io/developer/1517313389) | [Vtongke Hangzhou Network Technology Co., Ltd](https://appshunter.io/developer/1734174303) |

## What reviewers say

### 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 |


### 生物圈

[App page](https://appshunter.io/ios/app/id1628258921)

This app is a knowledge-sharing community focused on life sciences, medicine, and agriculture. It offers courses, short videos, live streams, and resources for professional development, exam preparation, and general interest learning.

**Highlights:** Create and take courses, Publish and watch short videos, Host and join live streams/meetings, Upload and download documents, Free question and answer database, Create and view notes, Q&A forum for seeking and providing answers

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 8圈币 | $1.99 | one-time |
| 25元购买17圈币 | $3.99 | one-time |
| 60元购买41圈币 | $8.99 | one-time |
| 118元购买80圈币 | $17.99 | one-time |
| 218元购买150圈币 | $29.99 | one-time |
| 588元购买410圈币 | $79.99 | one-time |
| 1298元购买915圈币 | $199.99 | one-time |
| 2598元购买1850圈币 | $399.99 | one-time |


## Frequently asked questions

### Is Codon One free?

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

### Is 生物圈 free?

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

### Which has better reviews, Codon One or 生物圈?

Codon One is rated higher. Codon One averages 4.5 out of 5 from 25 ratings, while 生物圈 averages 3.0 from 2 ratings.

### Do Codon One or 生物圈 have ads?

Neither Codon One nor 生物圈 shows ads.

### Which is updated more often, Codon One or 生物圈?

Codon One ships an update every 3 weeks, and 生物圈 monthly. Most recently, Codon One was updated on October 27, 2026 and 生物圈 on October 10, 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.*