# Biomark vs BrisU

The clearest difference is update cadence: Biomark at every 2 days against BrisU's every 5 weeks. 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.

Biomark ships an update every 2 days, BrisU every 5 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Biomark | BrisU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/brisu/id1621026363/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | — | Free |
| Size | 3 MB | 40 MB |
| Requires iOS | 13.6 | **13** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ROCKETBOX LTD](https://appshunter.io/developer/1066275766) | [Contec Medical Systems Co., Ltd.](https://appshunter.io/developer/908936493) |

## What reviewers say

### Biomark

[App page](https://appshunter.io/ios/app/biomark/id1539625019)

**Features:** macOS Compatibility

**In-app purchases:** none


### BrisU

[App page](https://appshunter.io/ios/app/brisu/id1621026363)

This medical app helps users monitor their lung function by connecting to compatible devices. It records test data, allowing users to understand their lung health status. Medical advice should always be sought from a doctor.

**Highlights:** Lung function monitoring, Data recording via Bluetooth, Peripheral device integration, Lung health status understanding, Auxiliary functions

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

**In-app purchases:** none


## Frequently asked questions

### Is Biomark free?

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

### Is BrisU free?

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

### Do Biomark or BrisU have ads?

Neither Biomark nor BrisU shows ads.

### Which is updated more often, Biomark or BrisU?

Biomark ships an update every 2 days, and BrisU every 5 weeks. Most recently, Biomark was updated on October 27, 2026 and BrisU on October 24, 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.*