App: CO2 sensor
Developer: sighmon
Genres: Dienst­programme, Gesundheit und Fitness

Read CO2, temperature, and humidity from your Bluetooth Sensirion SCD-41 sensor in realtime. Save your readings with your current location and have it sync across your devices via iCloud. See previously saved readings with a map of the location that those readings were taken.

Works across iPhone, iPad, and macOS devices.

Open source code: https://github.com/sighmon/ios-ble-co2-sensor

Release notes:
We added the ability to export CO2 sensor readings to an InfluxDB database.