Airthings vs Shelly 2026: Smart Home Comparison

Airthings

Norway

4.2/5

Average rating

Websitewww.airthings.com

Twitter@airthings

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Airthings is a Norwegian company specializing in indoor air quality and radon monitoring for homes and businesses. Its sensors measure radon, CO2, particulate matter, humidity, temperature and airborne chemicals, syncing the data to a mobile app and dashboard. Airthings is a popular choice for people concerned about long-term radon exposure and overall indoor air health.

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Shelly

Bulgaria

Higher rated

4.4/5

Average rating

Websitewww.shelly.com

Twitter@shelly_IoT

AmazonVisit Store

Shelly, based in Bulgaria, makes compact smart relays, switches, plugs and sensors that fit behind existing wall switches and outlets to automate almost any home wiring. Its devices are popular with advanced users for offering local control, a built-in web interface, MQTT and broad integration with Home Assistant, Alexa and Google Home. Shelly is a favorite for retrofitting smart control without replacing fixtures.

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