# 나비엔 에어원 vs Echo Swtich

The clearest difference is device support: 나비엔 에어원 at 2 against Echo Swtich's —. On price, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | 나비엔 에어원 | Echo Swtich |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/id1425687277/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 4.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 42 MB | 16 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [KD Navien](https://appshunter.io/developer/456445012) | [Alpaon](https://appshunter.io/developer/1694223645) |

## What reviewers say

### 나비엔 에어원

[App page](https://appshunter.io/ios/app/id1425687277)

This app provided a comprehensive air quality management solution, combining ventilation and air purification. It allowed users to monitor indoor and outdoor air quality and control their devices remotely. The service has now ended and users are directed to a different app.

**Highlights:** Ventilation and air purification, Real-time air quality monitoring, Remote device control, Powerful filter system, New air circulation

**Features:** Vision Pro support

**In-app purchases:** none


### Echo Swtich

[App page](https://appshunter.io/ios/app/echo-swtich/id6740845103)

**In-app purchases:** none


## Frequently asked questions

### Is 나비엔 에어원 free?

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

### Is Echo Swtich free?

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

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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.*