# MIR SMART ONE vs Alertive

The clearest difference is update cadence: Alertive at monthly against MIR SMART ONE's every 4 months. MIR SMART ONE's advantage is monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15.0). On price, review sentiment, ads and in-app purchases 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 ships an update every 4 months, Alertive monthly. The most recent releases landed on June 1, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | MIR SMART ONE | Alertive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (22 ratings)](https://appshunter.io/ios/app/mir-smart-one/id1010664940/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | **25.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 22 MB | 62 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [MIR Medical International Research](https://appshunter.io/developer/1010662698) | [Alertive Limited](https://appshunter.io/developer/945352366) |

## 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


### Alertive

[App page](https://appshunter.io/ios/app/alertive/id1526280881)

This app streamlines urgent communication for healthcare professionals, enabling faster patient care and reducing administrative tasks. It facilitates secure information sharing, team assembly, and real-time collaboration across devices.

**Highlights:** Optimized care team assembly, Advanced emergency alerting, Integration with clinical systems, Real-time collaboration, Secure data handling, Role-based access, Multi-modal communication

**Features:** Siri integration, 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 Alertive free?

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

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

Neither MIR SMART ONE nor Alertive shows ads.

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

MIR SMART ONE ships an update every 4 months, and Alertive monthly. Most recently, MIR SMART ONE was updated on June 1, 2026 and Alertive on September 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.*