# 대기오염 AirGuard K vs One 날씨

The clearest difference is ads: 대기오염 AirGuard K at none against One 날씨's shown. 대기오염 AirGuard K also leads on update cadence (fortnightly vs every 6 weeks) and iOS requirement (8.0 vs 15.6). On price, 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.

대기오염 AirGuard K ships an update fortnightly, One 날씨 every 6 weeks. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 대기오염 AirGuard K | One 날씨 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/airguard-k/id896079231/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 91.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free | — |
| Size | 267 MB | 86 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kweather Co.,Ltd](https://appshunter.io/developer/372326743) | [Jeongwook Lee](https://appshunter.io/developer/1669951610) |

## What reviewers say

### 대기오염 AirGuard K

[App page](https://appshunter.io/ios/app/airguard-k/id896079231)

Access real-time air quality data from official sources and unique forecasts. Monitor your local air conditions, view nationwide predictions, and receive personalized alerts for pollutants. Get actionable advice for maintaining a healthy indoor and outdoor environment.

**Highlights:** Real-time air quality data, Unique air pollution forecasts, Personalized push notifications, Indoor/outdoor environment comparison, Lifestyle and learning efficiency forecasts, Broadcasts for detailed air information

**Features:** Vision Pro support

**In-app purchases:** none


### One 날씨

[App page](https://appshunter.io/ios/app/one/id6451075322)

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

**In-app purchases:** none


## Frequently asked questions

### Is 대기오염 AirGuard K free?

대기오염 AirGuard K is free to download, with no in-app purchases.

### Is One 날씨 free?

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

### Do 대기오염 AirGuard K or One 날씨 have ads?

One 날씨 shows ads; 대기오염 AirGuard K does not.

### Which is updated more often, 대기오염 AirGuard K or One 날씨?

대기오염 AirGuard K ships an update fortnightly, and One 날씨 every 6 weeks. Most recently, 대기오염 AirGuard K was updated on October 12, 2026 and One 날씨 on October 18, 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.*