# 인에어(inair)

> Real-time fine dust (PM-2.5) data from national subway stations. (iPhone/iPad app by KECO.)

- Source: https://appshunter.io/ios/app/inair/id1560468948 (this page in markdown: same URL + `.md`)
- Developer: [KECO](https://appshunter.io/developer/873915688)
- Category: Weather
- Price: Free
- Rating: 5.00/5 from 8 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 14 MB
- Languages: American English, Korean
- Released: 2021-03-30
- Data updated: 2026-07-21
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/inair/id1560468948/reviews.md

## What is 인에어(inair)?

연간 20억명 이상이 이용하는 대표적인 대중교통 수단, 지하철!

전국의 지하역사 승강장에 초미세먼지(PM-2.5) 측정기기가 설치되어
국민 여러분에게 실시간 제공됩니다. 

환경부와 한국환경공단, 전국 철도운영기관이 협력하여
1시간 평균데이터와 24시간 이동평균 데이터를 제공합니다.

## Key features

- Real-time PM-2.5 measurements
- Subway station data
- Hourly average data
- 24-hour moving average data
- Nationwide coverage

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/inair/id1560468948/reviews.md

### 5/5 — 지하철 내 초미세먼지

*2021-04-06*

자주 다니는 역에 미세먼지 현황을 알 수 있어서 신기하네요 ㅋㅋㅋ심지어 실시간으로 측정되네요!! 이 앱 활용해서 지하철역 공기 관리가 잘 됐으면 좋겠습니다~ 잘 사용할게요 👏😀

**Developer response:** 의견 감사합니다

### 5/5 — 인에어 어플 관리자 대단하네요!!

*2021-04-02*

좋은 정보가 있는 어플 굿

**Developer response:** 의견 감사합니다

### 5/5 — 컨텐츠가 좋습니다

*2021-04-02*

각 지역별로 나뉘어 있어 보기가 좋아요

**Developer response:** 의견 감사합니다

## Frequently asked questions about 인에어(inair)

### What is the short name for 인에어(inair)?

The short common name for the app is '인에어'.

### Does 인에어 have ads?

No, 인에어 is ad-free.

### What type of air quality data does 인에어 provide?

인에어 provides real-time fine dust (PM-2.5) measurements, including hourly averages and 24-hour moving averages.

### Where does 인에어 get its data from?

The app collects data from PM-2.5 measurement devices installed on subway platforms nationwide, in collaboration with environmental agencies and railway operators.

### Is 인에어 available on Android devices?

Based on the provided data, 인에어 is currently supported on iPhone and iPod.

### How often is 인에어 updated?

The app was last updated on September 16, 2025, with version 1.6.

### What is the age rating for 인에어?

인에어 has an age rating of 4+, making it suitable for a wide range of users.

### Who developed 인에어?

인에어 was developed by 한국환경공단 (Korea Environment Corporation).

## Version history (last 5 releases)

### 1.6 — 2025-09-16

2025년 보안취약점 및 기능 개선

### 1.5 — 2025-05-09

2025년 보안 취약점 개선

### 1.4 — 2024-07-01

버그 수정 및 프로그램 개선

### 1.2 — 2024-02-02

보안 취약성 개선

### 1.1 — 2023-04-26

위치기반 지하역사 미세먼지 정보 표출 및 오류 개선

## Apps similar to 인에어(inair)

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Just Dust](https://appshunter.io/ios/app/just-dust/id6447232002) | — | Free | Weather |
| [AirMap - 미세먼지, 공기질](https://appshunter.io/ios/app/airmap/id6747370465) | — | Free | Weather |
| [PM10 Tracker (미세먼지알림이)](https://appshunter.io/ios/app/pm10-tracker/id991670217) | 4.5 (186) | Free | Weather |
| [미세멍 - 실시간 미세먼지 날씨 비숑](https://appshunter.io/ios/app/id1435731551) | 4.5 (31) | Free | Weather |
| [Your Weather - Open the Sky](https://appshunter.io/ios/app/your-weather-open-the-sky/id6443624296) | 4.8 (12) | Free | Weather |
| [미세먼지 - 우리동네 추세](https://appshunter.io/ios/app/id6447787559) | 4.7 (15) | Free | Weather |

## More apps by KECO

- [에어코리아 - 우리동네대기정보](https://appshunter.io/ios/app/id873915685)
- [가축분뇨 전자인계서 앱](https://appshunter.io/ios/app/id1237487648)
- [배터리 스테이션](https://appshunter.io/ios/app/id1661490466)

All apps by KECO: https://appshunter.io/developer/873915688

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-21.*