# VRT SafeID vs Biologix

The clearest difference is update cadence: Biologix at every 2 weeks against VRT SafeID's every 6 months. VRT SafeID's advantage is iOS requirement (11.0 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.

VRT SafeID ships an update every 6 months, Biologix every 2 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | VRT SafeID | Biologix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (72 ratings)](https://appshunter.io/ios/app/biologix/id6449978430/reviews)** |
| Number of ratings | — | **72** |
| Positive reviews | — | 92.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 39 MB | 127 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | +17 |
| Developer | [Vision RT Ltd.](https://appshunter.io/developer/1351643556) | [Biologix](https://appshunter.io/developer/1326296215) |

## What reviewers say

### VRT SafeID

[App page](https://appshunter.io/ios/app/vrt-safeid/id1509660086)

**Features:** macOS Compatibility

**In-app purchases:** none


### Biologix

[App page](https://appshunter.io/ios/app/biologix/id6449978430)

This medical application facilitates remote patient monitoring, leveraging clinical validation and professional approval. It requires a specific sensor for examinations and emphasizes that its data is not a substitute for expert medical advice.

**Highlights:** Remote patient monitoring, Clinical validation, Anvisa certified, Healthcare professional approved, Requires Oxistar sensor

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

**In-app purchases:** none


## Frequently asked questions

### Is VRT SafeID free?

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

### Is Biologix free?

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

### Do VRT SafeID or Biologix have ads?

Neither VRT SafeID nor Biologix shows ads.

### Which is updated more often, VRT SafeID or Biologix?

VRT SafeID ships an update every 6 months, and Biologix every 2 weeks. Most recently, VRT SafeID was updated on October 10, 2026 and Biologix on October 15, 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.*