# BioChem Sprint 9 vs Ventisium

The clearest difference is update cadence: BioChem Sprint 9 at every 2 days against Ventisium's every 9 days. BioChem Sprint 9 also leads on iOS requirement (13.0 vs 15.0). 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.

BioChem Sprint 9 ships an update every 2 days, Ventisium every 9 days. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BioChem Sprint 9 | Ventisium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 20 MB | 60 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Khanh Vy](https://appshunter.io/developer/1868173737) | [Da Ra Chau](https://appshunter.io/developer/6802512563) |

## What reviewers say

### BioChem Sprint 9

[App page](https://appshunter.io/ios/app/biochem-sprint-9/id6757666372)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ventisium

[App page](https://appshunter.io/ios/app/ventisium/id6802512561)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BioChem Sprint 9 free?

BioChem Sprint 9 is free to download, with no in-app purchases.

### Is Ventisium free?

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

### Do BioChem Sprint 9 or Ventisium have ads?

Neither BioChem Sprint 9 nor Ventisium shows ads.

### Which is updated more often, BioChem Sprint 9 or Ventisium?

BioChem Sprint 9 ships an update every 2 days, and Ventisium every 9 days. Most recently, BioChem Sprint 9 was updated on October 14, 2026 and Ventisium on October 25, 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.*