AQI Detector is a free Chrome extension developed by chen.amy71. It falls under the category of Browsers and is classified as an Add-ons & Tools subcategory. The primary purpose of this extension is to provide users with real-time information about the Air Quality Index (AQI) in Shanghai.

With AQI Detector, users no longer need to manually search for the AQI level on search engines. This extension conveniently displays the AQI level in Shanghai, allowing users to quickly assess the air quality without leaving their current webpage. The extension also includes a key that indicates whether the AQI level is healthy or not. This feature is particularly helpful for individuals who want to make informed decisions about going outdoors and whether they should wear a mask.

AQI Detector offers a simple and accessible solution for those who are concerned about air quality in Shanghai. By eliminating the need for manual searches, this extension saves users time and provides them with important information at a glance.