# Codon One vs Science Practical Simulator

The clearest difference is review sentiment: Codon One at 76% against Science Practical Simulator's 8%. Codon One also leads on update cadence (every 3 weeks vs every 6 months). Science Practical Simulator's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Codon One sells 7 one-off in-app purchases and Science Practical Simulator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Codon One ships an update every 3 weeks, Science Practical Simulator every 6 months. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Codon One | Science Practical Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (24 ratings)](https://appshunter.io/ios/app/codon-one-biology-study/id1517313390/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | **76.5% of reviews** | 8.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 277 MB | 59 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Gebert](https://appshunter.io/developer/1517313389) | [Science Practical Simulator ltd](https://appshunter.io/developer/1241678662) |

## 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 1: Chemistry of Life | Free | one-time |
| Module 2: Genetics | $2.99 | 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 |


### Science Practical Simulator

[App page](https://appshunter.io/ios/app/science-practical-simulator/id1526798705)

This app provides interactive simulations for science practicals, guiding users through each step with clear instructions and equipment identification. It's designed for revision, offering method quizzes and progress tracking to help students prepare for exams and develop essential lab skills.

**Highlights:** Step-by-step practical guidance, Equipment identification ('highlight ID'), Method quizzes after each practical, Progress tracking and completion counts, Unlimited revision attempts, Adjustable background colors for dyslexia, Expandable instructions for visual impairment

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Simulator Access | $0.99 | one-time |


## Frequently asked questions

### Is Codon One free?

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

### Is Science Practical Simulator free?

Science Practical Simulator is free to download, with in-app purchases available.

### Do Codon One or Science Practical Simulator have ads?

Neither Codon One nor Science Practical Simulator shows ads.

### Which is updated more often, Codon One or Science Practical Simulator?

Codon One ships an update every 3 weeks, and Science Practical Simulator every 6 months. Most recently, Codon One was updated on October 10, 2026 and Science Practical Simulator on October 6, 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.*