# MIR SMART ONE vs BrisU

The clearest difference is rating: MIR SMART ONE at 2.8 against BrisU's 1.5. MIR SMART ONE also leads on review sentiment (25% vs 0%) and ratings volume (22 vs 2). BrisU's advantage is update cadence (every 5 weeks vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MIR SMART ONE holds the better App Store score, 2.8 against 1.5. That said, the two scores are not equally well evidenced: MIR SMART ONE has 22 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of MIR SMART ONE's written reviews are positive against 0% of BrisU's.

MIR SMART ONE ships an update every 4 months, BrisU every 5 weeks. The most recent releases landed on June 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | MIR SMART ONE | BrisU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (22 ratings)](https://appshunter.io/ios/app/mir-smart-one/id1010664940/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/brisu/id1621026363/reviews) |
| Number of ratings | **22** | 2 |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 22 MB | 40 MB |
| Requires iOS | **12.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [MIR Medical International Research](https://appshunter.io/developer/1010662698) | [Contec Medical Systems Co., Ltd.](https://appshunter.io/developer/908936493) |

## What reviewers say

### MIR SMART ONE

[App page](https://appshunter.io/ios/app/mir-smart-one/id1010664940)

This app works with a connected device to measure respiratory function, including FEV1 and PEF. It provides real-time feedback with a traffic light system and stores results for easy tracking and sharing. Personal health data is used solely for calculating target values.

**Highlights:** Bluetooth Peak Flow and FEV1 measurement, Real-time data transfer and animation, Traffic light health indicator, Automatic test result storage, Symptom and note logging, PDF report generation for sharing, Apple Health integration

**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 MIR SMART ONE free?

MIR SMART ONE is free to download, with no in-app purchases.

### Is BrisU free?

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

### Which has better reviews, MIR SMART ONE or BrisU?

MIR SMART ONE is rated higher. MIR SMART ONE averages 2.8 out of 5 from 22 ratings, while BrisU averages 1.5 from 2 ratings.

### Do MIR SMART ONE or BrisU have ads?

Neither MIR SMART ONE nor BrisU shows ads.

### Which is updated more often, MIR SMART ONE or BrisU?

MIR SMART ONE ships an update every 4 months, and BrisU every 5 weeks. Most recently, MIR SMART ONE was updated on June 1, 2026 and BrisU on September 14, 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.*