10 Best Air Quality Detectors 2025 in the United States

The Airthings 2960 View Plus is a battery-powered air quality monitor that excels in measuring various pollutants, including radon, PM2.5, CO2, VOCs, humidity, temperature, and air pressure. Its continuous monitoring capabilities and Wi-Fi connectivity allow users to check real-time data and receive alerts through the Airthings app, making it user-friendly for those wanting to enhance their indoor air quality. The monitor’s accuracy, especially for radon detection, is a significant strength, given the serious health risks associated with radon exposure.

A standout feature is its long battery life, lasting about two years, which means less hassle with frequent replacements. The design is cable-free and portable, allowing for easy placement in any room. Additionally, the customizable eInk display provides a calm and minimalistic look.

However, there are a few drawbacks to consider. The requirement of the Airthings app and internet access for full functionality may not appeal to everyone, especially those who prefer standalone devices. Some users may also find the need for registration and account creation to be an unnecessary step. While the monitor is generally reliable, users should be aware that its performance can vary slightly based on environmental conditions. The warranty is a positive aspect, offering a five-year extended coverage option, providing peace of mind for consumers. The Airthings 2960 View Plus is particularly suitable for health-conscious individuals and families looking to monitor air quality proactively, though it may not appeal to those seeking a simple plug-and-play device without the need for an app or Wi-Fi.

The Airthings 325 Corentium Home 2 is a specialized air-quality detector designed to continuously monitor radon, a dangerous gas linked to cancer. Its main strength lies in its proven accuracy and trusted radon sensing technology, which is highly valued by professionals. The device is compact and lightweight, making it easy to place anywhere in your home without hassle. It runs on included AA batteries, offering decent portability and no need to plug in.

The built-in Bluetooth lets you connect the detector to your smartphone or tablet, where an app displays clear graphs showing radon levels over time and alerts you visually if levels get high. This user-friendly app also provides personalized tips to help you reduce radon in your home. Additionally, it measures temperature and humidity, which can be useful for understanding your indoor environment. However, it focuses exclusively on radon detection and does not monitor other common pollutants like carbon monoxide or particulate matter, so it’s best suited for those specifically concerned about radon gas. The alarm is visual only, so if you prefer sound alerts, this might be a limitation.

If you want an easy-to-use, accurate radon detector that connects to your phone and provides ongoing monitoring, this device fits well. But if you need a broader air-quality monitor covering multiple pollutants, you might want to consider other options.

The Airthings Corentium Home Radon Detector is a solid choice for anyone concerned about indoor air quality, particularly radon levels. One of its key strengths is its portability; being battery-operated means you can use it anywhere in your home without needing to find an outlet. This feature is especially useful for long-term monitoring, as radon levels can vary significantly over time, and having a device that you can easily move around allows for more comprehensive tracking.

In terms of accuracy and sensitivity, the Corentium provides reliable readings for both short and long-term exposure to radon gas, which is crucial for understanding potential health risks. The on-screen display offers quick access to these readings, making it user-friendly, even for those less tech-savvy.

There are some drawbacks to consider. The device is specifically designed to detect radon, which means it won't monitor other pollutants that could be affecting your indoor air quality. Additionally, while the use of batteries enhances portability, users must stay mindful of battery life and ensure they replace the AAA batteries regularly to maintain functionality. Furthermore, while it can generate radon self-inspection reports, it lacks advanced connectivity features like smartphone integration or alerts, which could add to its usability for some users.