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Changelog: ‘18 World Air Quality Report

Updates were made to the 2018 World Air Quality Report PDF hosted on the AirVisual.com website. Read More >

Change/unfollow an outdoor station

You can change your device's settings or unfollow an outdoor station. Learn more. Read More >

Choosing an effective air pollution mask

Two main criteria: high filtration efficiency against the most hazardous pollutants & airtight fit Read More >

Using AirVisual Pro (IFTTT/no Applet)

Easily create applets to control your Wi-Fi enabled home devices through the IFTTT platform. Read More >

My city's data is not on AirVisual map

If your location doesn’t have air quality data on our app or website, you can help solve that. Read More >

AirVisual Pro API returned JSON format

When accessing your monitor's data using your AirVisual Pro's API, it will respond in JSON format. Read More >

My iOS widget doesn't display data

In the AirVisual app settings go to widget and select a Node then press "Back" to save the settings. Read More >

Why is the US AQI used in the ranking?

The US Air Quality Index is one of the most widely recognized AQI systems available. Learn more. Read More >

How to connect AirVisual Pro to Wi-Fi

You have 2 options: use the AirVisual app or use the AirVisual Pro itself. Learn more. Read More >

Air quality forecast

Our air quality forecast uses a deep learning algorithm & hundreds of millions of global data points. Read More >

Do humidifiers contribute to a high AQI

If indoor AQI spikes when a humidifier is on - it is likely your humidifier is contributing to it. Read More >

CO2 sensor seems to have lost accuracy

After a shock like being dropped the sensor may lose some accuracy but auto-recalibrates in 2-3 weeks Read More >

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