Purple Air

About Purple Air

PurpleAir operates a network of air quality sensors that provide real-time monitoring data for outdoor and indoor environments. The network includes over 35,000 sensors deployed across more than 100 countries, with data made available through a public, free-to-access map. The company sells air quality sensors, power supplies, accessories, and replacement parts through its store.

The product serves multiple user segments: individuals monitoring home air quality for concerns like wildfire smoke, pollution, and allergens; businesses tracking workplace air quality and facility conditions for ESG reporting; K-12 schools and universities using the data for STEM curriculum and research; broadcasters incorporating air quality data into weather and news reporting; and government agencies supplementing regulatory monitoring networks with hyperlocal data for emergency response and community monitoring.

PurpleAir provides supporting tools including a real-time map, sensor registration, a sensor utility tool, and API documentation for integrating sensor data into other platforms or projects.

Key features

• Real-time air quality monitoring via a global sensor network
• Over 35,000 sensors deployed across 100+ countries
• Public live air quality map
• Solutions tailored for personal, business, education, broadcaster, and government use
• API documentation for integrating air quality data
• Sensor registration and sensor utility tools

Frequently asked questions