PurpleAir makes sensors that empower Community Scientists who collect hyper-local air quality data and share it with the public. PurpleAir is built on the ideals of sharing data and empowering individuals to institute real change. Air quality data is accessible hyper-locally in real-time via numerous sensors including the PurpleAir Touch Indoor Air Quality Monitor and the PurpleAir Zen Air Quality Monitor. These industry-leading sensors measure particle pollution (PM2.5) and are priced at a fraction of what you pay for a commercial sensor. Their indoor and outdoor air quality sensors are easy to install and connect seamlessly to your WIFI network.