# COM vs Bio Virus Structure in 3D

The clearest difference is update cadence: COM at every 3 months against Bio Virus Structure in 3D's every 10 months. Bio Virus Structure in 3D's advantage is iOS requirement (9.0 vs 16.0). On price, ads, 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.

COM ships an update every 3 months, Bio Virus Structure in 3D every 10 months. The most recent releases landed on November 13, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | COM | Bio Virus Structure in 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/bio-virus-structure-in-3d/id959469905/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | — | Free |
| Size | 2 MB | 586 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eduardo Galembeck](https://appshunter.io/developer/421224798) | [Amnim](https://appshunter.io/developer/614464344) |

## What reviewers say

### COM

[App page](https://appshunter.io/ios/app/com-oxygen-consumption/id820289539)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bio Virus Structure in 3D

[App page](https://appshunter.io/ios/app/bio-virus-structure-in-3d/id959469905)

Explore the 3D structures of various viruses, including Ebola and HIV, in an interactive virtual reality experience. Learn about their composition and importance in genetics.

**Highlights:** Interactive 3D virtual reality, Explore Ebola virus structure, Explore HIV virus structure, Explore influenza virus structure, Explore adenovirus structure, Explore bacteriophage structure

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COM free?

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

### Is Bio Virus Structure in 3D free?

Bio Virus Structure in 3D is free to download, with no in-app purchases.

### Do COM or Bio Virus Structure in 3D have ads?

Neither COM nor Bio Virus Structure in 3D shows ads.

### Which is updated more often, COM or Bio Virus Structure in 3D?

COM ships an update every 3 months, and Bio Virus Structure in 3D every 10 months. Most recently, COM was updated on November 13, 2026 and Bio Virus Structure in 3D on November 1, 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.*