# PM10º vs 미세먼지

The clearest difference is rating: PM10º at 4.5 against 미세먼지's 3.0. PM10º also leads on ads (none vs shown) and ratings volume (104 vs 1). 미세먼지's advantage is update cadence (every 4 days vs every 10 days). On price, in-app purchases, monetization model 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.

PM10º holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: PM10º has 104 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 93% of PM10º's written reviews are positive against 83% of 미세먼지's.

PM10º ships an update every 10 days, 미세먼지 every 4 days. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PM10º | 미세먼지 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (104 ratings)](https://appshunter.io/ios/app/pm10/id791977420/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/id6447787559/reviews) |
| Number of ratings | **104** | 1 |
| Positive reviews | **93.3% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Free | Free |
| Size | 55 MB | 17 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Apption](https://appshunter.io/developer/485729500) | [Seungtae Jang](https://appshunter.io/developer/1664620859) |

## What reviewers say

### PM10º

[App page](https://appshunter.io/ios/app/pm10/id791977420)

This app provides real-time air quality information, including forecasts for fine dust (PM2.5, PM10), ozone, and yellow dust. It offers actionable advice to help users prevent respiratory illnesses and protect their health from air pollution. Users can easily check pollution levels by city and share data via social media.

**Highlights:** Real-time air quality data (CAI, PM2.5, PM10, Ozone, Yellow Dust), City-specific fine dust concentration checks, Real-time fine dust forecasts, Social media sharing of air quality data, Widget for quick access to air environment information, Fine dust glossary for detailed information, Background changes based on pollution levels

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive user interface
- 📊 Accurate air quality measurements
- ⚡ Quick and easy to check air conditions
- 🎨 Clean visual design with color coding
- 📍 Detailed regional/location information

**What reviewers complain about**

- 🐛 Frequent server errors and crashes
- ❌ Data loading failures and missing measurements
- 📍 Missing coverage for some regions (e.g., Sejong-si)
- ⚠️ Inaccurate readings compared to official sources
- 🔔 No notification system

**Reported bugs**

- Server errors occurring frequently
- App shows zero values for all locations
- Data not loading despite availability on official sources
- Current location selection not updating properly
- Inconsistent measurement readings

**Requested features**

- Multi-region comparison without re-input
- Temperature integration for weather needs
- PM2.5 detailed monitoring
- Expanded regional coverage (more districts/cities)
- Push notifications for air quality alerts


### 미세먼지

[App page](https://appshunter.io/ios/app/id6447787559)

This app provides real-time air quality forecasts based on previous measurements and a predictive model. It offers multiple widget options and an Apple Watch app for convenient access to air quality data.

**Highlights:** 8-step air quality standard, Multiple widget options, Apple Watch app and complications, Predictive air quality modeling, Real-time air quality data

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PM10º free?

PM10º is free to download, with no in-app purchases.

### Is 미세먼지 free?

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

### Which has better reviews, PM10º or 미세먼지?

PM10º is rated higher. PM10º averages 4.5 out of 5 from 104 ratings, while 미세먼지 averages 3.0 from 1 ratings.

### Do PM10º or 미세먼지 have ads?

미세먼지 shows ads; PM10º does not.

### Which is updated more often, PM10º or 미세먼지?

PM10º ships an update every 10 days, and 미세먼지 every 4 days. Most recently, PM10º was updated on October 10, 2026 and 미세먼지 on October 2, 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.*