Main function of aqi bar

1. A fine dust index that can be confirmed immediately in the upper bar
- Key on the mobile phone screen soon. You can check the index of fine dust with the upper bar.
- You can check the fine dust index even on the lock screen.
- Even if you do not start the application, while using another application, please check the information on fine dust on the top of the bar.

2. Real time fine dust index confirmation
- Regional setting NO! Currently, the nearest observation value from my position is automatically updated and displayed in real time.
- Dust concentration indication can be selected by number or level.

3. We provide all the state of air that threatens our health as well as fine dust.
- We are offering the most threatening values ​​in real time such as fine dust, ultrafine dust, ozone etc. in the area.

4. Choose two criteria to provide a 6-step fine dust index.
- US-EPA 2016 standard
- WHO standard

5. Monitor various atmospheric conditions.
- pm 25 (ultra fine dust)
- pm 10 (fine dust)
- co (carbon monoxide)
- o 3 (ozone)
- no 2 (nitrogen dioxide)
- so2 (sulfurous acid gas)
- Temperature
- Pressure
- Humidity
- Wind speed

6. Please search the fine dust information of cities all over the world!
- New York, Beijing, Tokyo, Rome etc. also provide fine dust information for all cities in the world to the North Pole

* When wearing yellow sand or ultra fine dust, be sure to wear a mask!
* The fine bar is not based on the information of the Japan Meteorological Agency but based on reliable overseas information (aqicn).