에어코리아 vs 셀리온 스마트 BT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
에어코리아
This app provides real-time air quality information, including PM2.5, PM10, and ozone levels. It also offers air quality forecasts for today, tomorrow, and the day after. Users can even check air quality directly from their Apple Watch face.
- Real-time air quality monitoring
- PM2.5, PM10, and O3 levels
- Air quality forecasts (today/tomorrow/day after)
- Apple Watch complication support
- Official data from government sources
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에어코리아 앱은 우리 나라의 공기를 생중계 합니다. 실시간 대기정보(PM2.5, PM10, O3), 대기질 예보(오늘/내일/모레)를 에어코리아 앱을 통하여 확인하십시요. Apple Watch 컴플리케이션 기능을 통하여 페이스에서도 대기정보를 확인하실 수 있습니다. (기후에너지환경부, 한국환경공단)
셀리온 스마트 BT
This app automatically adjusts the temperature of a connected heating mat based on the user's local external temperature. It uses a smart algorithm to ensure optimal comfort by syncing with real-time weather data.
- Automatic temperature adjustment
- External temperature synchronization
- Smart heating mat algorithm
- User local temperature integration
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사용자 지역 기온 연동을 통한 스마트 자동온도조절 알고리즘으로 외부 기온에 따라 셀리온 온열매트의 온도 단계를 자동으로 조절해 줍니다.
Screenshots
Verdict
에어코리아 and 셀리온 스마트 BT both sit at 1.0 stars, but that hides the real split: 91% of 에어코리아's written reviews are positive against 25% of 셀리온 스마트 BT's. 셀리온 스마트 BT's advantage is update cadence (monthly vs every 4 months) and ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 1.0 for 에어코리아 against 1.0 for 셀리온 스마트 BT. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews are what separate them: 91% of 에어코리아's written reviews are positive against 25% of 셀리온 스마트 BT's.
에어코리아 ships an update every 4 months, 셀리온 스마트 BT monthly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | 에어코리아 | 셀리온 스마트 BT |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.0 (3 ratings) |
| Positive reviews | 91.3% of reviews — better | 25.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 25 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | 한국환경공단 | 에스피케어 |
Customer experience
에어코리아
셀리온 스마트 BT
In-app purchases
에어코리아
No in-app purchases
셀리온 스마트 BT
No in-app purchases
