Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Check Air Quality Index - AQI Screenshots

iPad

iPhone

About Check Air Quality Index - AQI

Check Air Quality uses your GPS location to determine the levels of air pollution at the closest available air quality measuring station. You can also check the air quality index of other locations and cities worldwide with this easy to use pollution meter app.

This app is providing transparent air quality information for more than 88 countries, covering more than 11,000 stations in 1000 major cities

Best features:
1. Check real time AQI for your current city
2. Show other atmospheric pollutants: SO2, NO2, PM10, CO, Ozone
3. Search Air Quality data for any location by City name.
4. Display up to date Air Quality Index (AQI) data for the selected location.
5. Maintains a list of recently searched locations for easy look up and Air Quality reference.
6. Display AQI on world map so you can compare AQI among stations or among countries.
7. Send the latest AQI via notifications

Disclaimer:
1. The app uses your location permission which will be useful in determining the nearest measuring point.
2. The data in this app will be updated on the request basis from http://waqi.org/

What's New in the Latest Version 2.6

Last updated on Jan 29, 2024

Old Versions

Fix minor bugs

Version History

2.6

Jan 29, 2024

Fix minor bugs

2.5

Dec 27, 2023

Add more languages (Thai, Korean)

2.4

Dec 13, 2023

Add notifications screen so that user can receive the latest AQI every x hours

2.3

Nov 14, 2023

Fix bugs

2.2

Oct 11, 2023

Update to iOS 17

2.1

Aug 21, 2023

View Air Quality's indexes from World screen

2.0

Jun 22, 2022

Fix dark mode issue + improve quality index precision

1.9

Aug 25, 2020

Add Fahrenheit temperature

1.8

Dec 17, 2019

Fix bug

1.7

Dec 9, 2019

Add Pollutants & Weather conditions for monitoring stations

1.6

Nov 28, 2019

Show other atmospheric pollutants: SO2, NO2, PM10, CO, Ozone. And other indexes: Humidity, Temperature, Dew, Atmospheric Pressure, Wind, Wg if having.

1.5

Nov 7, 2019

* Support Dark Mode on iOS 13

1.4

Oct 28, 2019

Display price to buy in app purchase to remove advertisements.

1.3

Oct 21, 2019

Update for iOS 13

1.2

Oct 14, 2019

Add sharing feature: Share AQI, screen image