This application displays real-time CO2 levels from compatible wireless sensors. It provides a remote view of indoor air quality, helping users monitor their environment.
CO2 Monitor 2 by himpel





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| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | |
| 2 | Free | 3.0★ (2) | No | No | May 2026 | |
| 3 | Free | — | No | No | May 2026 | |
| 4 | Free | — | No | No | Jun 2026 | |
| 5 | Free | — | No | No | May 2026 | |
| 6 | Free | — | No | No | May 2026 | |
| 7 | Free | 1.0★ (2) | No | Yes | May 2026 | |
| 8 | Free | — | No | No | May 2026 |






This application displays real-time CO2 levels from compatible wireless sensors. It provides a remote view of indoor air quality, helping users monitor their environment.













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.




Monitor real-time air quality including CO2, CO, temperature, and humidity remotely. Connects to specific hardware devices via Ethernet or Bluetooth to display measurements. Organize devices into groups for simultaneous monitoring.






Monitor your indoor air quality in real-time with this companion app. Gain insights into your environment, track changes, and receive tips to improve your living space's air for better well-being.




Contribute to a citizen science project by collecting indoor CO2 concentration data in public buildings. Use a supported CO2 sensor and this application to build a comprehensive dataset for analysis.




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