# 【CO2センサー】換気エアミエル vs そらまめ

The clearest difference is in-app purchases: 【CO2センサー】換気エアミエル at none against そらまめ's 2. 【CO2センサー】換気エアミエル also leads on iOS requirement (12.1 vs 14.0). そらまめ's advantage is device support. On price there is nothing between them.

Both are free to download. そらまめ sells 2 in-app purchases, starting at $2.99 per month. 【CO2センサー】換気エアミエル asks for nothing beyond the download.

## The numbers

| Metric | 【CO2センサー】換気エアミエル | そらまめ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 37 MB | 74 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Step One Limited](https://appshunter.io/developer/646296997) | [ANTENNA WORKS](https://appshunter.io/developer/1881914213) |

## What reviewers say

### 【CO2センサー】換気エアミエル

[App page](https://appshunter.io/ios/app/co2/id1549479731)

**In-app purchases:** none


### そらまめ

[App page](https://appshunter.io/ios/app/id6760608307)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Soramame Premium | $2.99 | per month |
| Soramame Premium | $22.99 | per year |


## Frequently asked questions

### Is 【CO2センサー】換気エアミエル free?

【CO2センサー】換気エアミエル is free to download, with no in-app purchases.

### Is そらまめ free?

そらまめ is free to download, with in-app purchases available.

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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.*