# QIoT Connected Asthma vs Migraine Diary Plus

The clearest difference is in-app purchases: QIoT Connected Asthma at none against Migraine Diary Plus's 1. QIoT Connected Asthma also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Migraine Diary Plus sells 1 one-off in-app purchase. QIoT Connected Asthma asks for nothing beyond the download.

## The numbers

| Metric | QIoT Connected Asthma | Migraine Diary Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 57 MB | 2 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [QIoT](https://appshunter.io/developer/1592291665) | [Scicon Systems Ltd](https://appshunter.io/developer/578554722) |

## What reviewers say

### QIoT Connected Asthma

[App page](https://appshunter.io/ios/app/qiot-connected-asthma/id1592291663)

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

**In-app purchases:** none


### Migraine Diary Plus

[App page](https://appshunter.io/ios/app/migraine-diary-plus/id6811680141)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock full access | $3.99 | one-time |


## Frequently asked questions

### Is QIoT Connected Asthma free?

QIoT Connected Asthma is free to download, with no in-app purchases.

### Is Migraine Diary Plus free?

Migraine Diary Plus is free to download, with in-app purchases available.

### Do QIoT Connected Asthma or Migraine Diary Plus have ads?

Neither QIoT Connected Asthma nor Migraine Diary Plus shows ads.

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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.*