Best Co2 Monitor 2 Apps

CO2 on Watch & Lockscreen

For Aranet4, Airvalent Inkbird

Free

Monitor CO2 levels from compatible devices directly on your Apple Watch and iPhone Lock Screen. Receive smart alerts and view real-time air quality data with color-coded visuals for quick understanding.

Battery Monitor BM2

by Shenzhen Leagend Optoelectronics Co., Ltd.

Free

Monitor your vehicle's battery in real-time via Bluetooth. Test cranking and charging systems to understand your battery's health. View all data directly on your mobile device.

Altos: Air analyzer, CO2 Check

Wellness and Productivity App

Free

Monitor your indoor air quality to optimize your environment for better focus and well-being. This app connects to a CO2 meter to provide real-time data and alerts, helping you maintain optimal air for productivity and rest.

エアミル2W

by RATOC Systems, Inc.

Free

Monitor environmental conditions with real-time data and historical graphs. This app visualizes temperature, humidity, and CO2 levels from a compatible Wi-Fi sensor.

Heart Rate Monitor: Pulse

Blood Pressure & ECG Watch, O2

Free

Track your heart rate and blood pressure using your iPhone camera. Log your health data, view pulse waveforms, and calculate BMI. Access heart-healthy recipes and relaxing music.

CO2 sensor

Display SCD-41 CO2 readings.

Free

Monitor CO2, temperature, and humidity levels in real-time using a Bluetooth sensor. Save readings with location data and sync them across Apple devices via iCloud. View historical data on a map.

Atmotube PRO 2

Track real-time air quality

Free

This app connects to a portable device to provide real-time insights into the air you breathe, both indoors and outdoors. Monitor pollutants like CO2 and PM2.5, track environmental factors, and receive alerts for unhealthy air quality to make informed health decisions.