# Breathe Tech vs Airvoice.Indoor

The clearest difference is update cadence: Breathe Tech at every 8 months against Airvoice.Indoor's every 18 months. Breathe Tech also leads on iOS requirement (13.0 vs 15.0). 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.

Breathe Tech ships an update every 8 months, Airvoice.Indoor every 18 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Breathe Tech | Airvoice.Indoor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (9 ratings)](https://appshunter.io/ios/app/breathe-tech/id1563022423/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 18 months |
| Monetization | Free | — |
| Size | 204 MB | 2 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Breathe Tech Ltd](https://appshunter.io/developer/1563022425) | [Airvoice Corp](https://appshunter.io/developer/1711516831) |

## What reviewers say

### Breathe Tech

[App page](https://appshunter.io/ios/app/breathe-tech/id1563022423)

Monitor your indoor air quality in real-time with this companion app. Gain insights into your environment, track changes, and receive tips to improve your living space's air for better well-being.

**Highlights:** Real-time air quality insights, Indoor environment monitoring, Track air quality fluctuations, Tips to enhance living space well-being, Companion to Breathe Airmonitor Plus

**Features:** macOS Compatibility

**In-app purchases:** none


### Airvoice.Indoor

[App page](https://appshunter.io/ios/app/airvoiceindoor/id6469090501)

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

**In-app purchases:** none


## Frequently asked questions

### Is Breathe Tech free?

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

### Is Airvoice.Indoor free?

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

### Do Breathe Tech or Airvoice.Indoor have ads?

Neither Breathe Tech nor Airvoice.Indoor shows ads.

### Which is updated more often, Breathe Tech or Airvoice.Indoor?

Breathe Tech ships an update every 8 months, and Airvoice.Indoor every 18 months. Most recently, Breathe Tech was updated on November 3, 2026 and Airvoice.Indoor on November 7, 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.*