# BioSteer vs Bivryn Biological Intelligence

The clearest difference is in-app purchases: BioSteer at none against Bivryn Biological Intelligence's 2. BioSteer also leads on iOS requirement (15.5 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bivryn Biological Intelligence sells 2 in-app purchases, starting at $14.99 per month. BioSteer asks for nothing beyond the download.

BioSteer ships an update every 2 weeks, Bivryn Biological Intelligence every 11 days. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BioSteer | Bivryn Biological Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Size | 123 MB | 24 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Centarix Biotech Ltd.](https://appshunter.io/developer/1667218539) | [Amita Dhand](https://appshunter.io/developer/1437246199) |

## What reviewers say

### BioSteer

[App page](https://appshunter.io/ios/app/biosteer/id1667218537)

**In-app purchases:** none


### Bivryn Biological Intelligence

[App page](https://appshunter.io/ios/app/bivryn-biological-intelligence/id6774502017)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bivryn Premium Monthly | $14.99 | per month |
| Bivryn Premium Annual | $99.99 | per year |


## Frequently asked questions

### Is BioSteer free?

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

### Is Bivryn Biological Intelligence free?

Bivryn Biological Intelligence is free to download, with in-app purchases available.

### Do BioSteer or Bivryn Biological Intelligence have ads?

Neither BioSteer nor Bivryn Biological Intelligence shows ads.

### Which is updated more often, BioSteer or Bivryn Biological Intelligence?

BioSteer ships an update every 2 weeks, and Bivryn Biological Intelligence every 11 days. Most recently, BioSteer was updated on October 21, 2026 and Bivryn Biological Intelligence 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.*