With the dangers of poor indoor air quality making headlines and new pollutants emerging every year, choosing the right air quality test or monitor can feel overwhelming. The difference between guessing and knowing what’s in your air could be the key to protecting your health or solving frustrating household issues like musty odors, mold growth, or recurring allergies.
Whether you’re concerned about radon, tracking humidity, or you’re suspicious of mold, having accurate air quality data empowers you to make smart decisions for your home or workplace. In this Best Air Quality Tests of 2025 guide, we’ll break down the top-of-the-line tests, spotlighting trusted models for specific allergens or pollutants, from radon detectors and mold kits to real-time air monitors.
- Best Overall Indoor Air Quality Monitor
- Best Radon Detector for Quick Results
- Best Mold Detection Kit for DIY Testing
- Best Professional Ambient Air Sampler
- Best Temperature and Humidity Tracker
- Common Questions About Air Quality Tests
- What Is the Best Air Quality Tester?
How We Selected the Best Air Quality Monitors for 2025
For over two decades, Sylvane has prioritized finding the best products to keep your air clean and comfortable, because we know how important it is to protect your family from poor air quality. Using our air quality expertise, we selected the best air quality monitors and testing kits of 2025 based on ease of use, quick results, and targeted testing, so you can find and treat the problem at the source.
We strive to help you keep your air as clean as possible by narrowing down your air quality test options based on the materials it senses, ease of testing, speedy results, hub system interconnection, and other advanced features that help you stay on top of your air quality.
Best Overall Indoor Air Quality Monitor
Airthings View Plus Radon and Air Quality Monitor
If you want a single device to track all the major air risks in your home or office, the Airthings Air Quality Monitor is the device you’ll want.
Designed to meet modern demands, this professional air quality monitor features an air quality hub connected to other AirThings air monitors around your home using the Airthings View app. Using this interconnected hub and the app, you can get actionable insights into your environment without needing any specialized IAQ knowledge.
This professional air quality monitor gives you continuous feedback on everything from allergens to carbon dioxide, all from a sleek, wall-mountable unit.
- Materials Detected: Radon gas, PM2.5, carbon dioxide (CO2), volatile organic compounds (VOCs), temperature, humidity, and air pressure.
- Measurement Range: Detects particles down to 300 nm, temperature of 39 to 104 degrees F, and humidity from 0 to 85 percent.
- Lab Tested: No
- Additional Features: Wi-Fi remote app control, real-time monitoring, color-coded alerts, data logging, smart voice assistant compatibility, and low battery indicator.
- Power Supply: Runs on 6 AA batteries or plugs in via USB for continuous power.
Why We Picked It: The Airthings View Plus gives you comprehensive, actionable data across a full range of indoor air threats. With no lab fees, interconnected sensors for comprehensive hub monitoring, and real-time smart alerts, it’s ideal for proactive homeowners who want reliable, real-time information without a complicated setup.
Best Radon Detector for Quick Results
Airthings Corentium Home 2 Radon Detector
When fast, continuous radon testing is needed to protect your home, the Airthings Corentium Home 2 Radon Detector stands out as our top choice of 2025.
This professional air quality monitor offers quick, reliable radon readings in any indoor space. Designed to be moved to wherever radon tracking is needed, this compact and portable monitor can be connected to a large hub monitoring system with Airthings View Hub to ensure that every spot in your home has advanced air quality monitoring. The device uses a specialized sensor to offer precise, real-time digital measurements and automatically updates its readings 24 hours a day, 7 days a week, for the clearest overview of radon trends. It’s perfect for homeowners, real estate transactions, or annual checks to keep your space safe.
- Materials Detected: Radon gas, relative humidity, and temperature.
- Measurement Range: Senses particles down to 0.3 microns, temperature from 64 to 77 degrees F, and humidity from 25 to 70 percent.
- Lab Tested: No
- Additional Features: Wi-Fi connected, remote app control, interconnected Airthings hub monitoring, voice assistant compatible, hourly, daily, and weekly data logging, long-term trend analysis, user-friendly display, and low battery indicator.
- Power Supply: Battery powered with 2 AA batteries (included).
Why We Picked It: The Airthings Corentium Home 2 Radon Detector combines high accuracy with convenience. With its portability and continuous real-time monitoring, you’ll always know your radon status. If you want long-term assurance and actionable data, this indoor air quality monitor delivers peace of mind without needing professional installation or lab delays.
Best Mold Detection Kit for DIY Testing
My Mold Detective Mold Test Kit
If you want actionable answers about potential hidden mold in your home before calling a professional, this mold test kit is your best choice..
The My Mold Detective Test Kit brings professional air and surface sampling technology directly into your hands, making it a trusted do-it-yourself solution for apartments, houses, offices, or post-flood spaces. It stands out for accuracy, using a reusable air sampling pump that captures airborne spores and surface testing tape to collect samples from potentially mold-infected surfaces, then relies on a nationally accredited lab for definitive results.
- Materials Detected: Common airborne and surface molds and mold spores.
- Measurement Range: Detects airborne particles down to 2 microns in spaces from 800 to 1,000 square feet.
- Lab Tested: Yes
- Additional Features: Includes air testing cassettes, surface testing tape, reusable testing pump, and an online registration and support platform.
- Power Supply: Battery-powered air pump for air testing. Manual surface testing.
Why We Picked It: My Mold Detective delivers clear, laboratory-validated mold test results using the same process as professionals, with step-by-step guidance and flexible kit options. If you’re worried about mold growth after a leak or the humid season, this indoor air quality monitor is an affordable, reliable first step to confirm your mold problem before you call in a professional.
Best Professional Ambient Air Sampler
InBio Apollo Ambient Air Sampler
For comprehensive allergen detection and advanced environmental research, the InBio Apollo Ambient Air Sampler helps you capture airborne allergens for professional laboratory-tested air quality results.
The InBio Apollo is designed to capture airborne allergens that typically go undetected by standard monitors. This air sampler is engineered for precision and ease, delivering lab-ready samples for the most professionally tested, reliable allergen assessments. It can collect up to 10 times more allergens than typical methods, making it a top choice among professional air quality monitor solutions for healthcare facilities, schools, research centers, and homes where allergen sources are a constant concern.
- Materials Detected: Airborne and aerosolized allergens, including mold spores, pollen, dust mite particles, pet dander, and food proteins.
- Measurement Range: Detects particles down to 1 micron.
- Lab Tested: Yes
- Additional Features: Continuous sampling, lab-ready samples within 12 hours to 5 days of collection time, silent operation (under 40 dB), and replaceable test filters.
- Power Supply: Standard plug-in.
Why We Picked It: The InBio Apollo Ambient Air Sampler combines user-friendly design with professional-grade allergen capture to send for either MARIA’s or ELISA testing. Its superior reliability and allergen insight make it ideal for homes, schools, labs, and workspaces that need the most accurate indoor air quality tester.
Best Temperature and Humidity Tracker
Acu-Rite Remote Thermometer / Hygrometer
If keeping tabs on the local climate and preventing mold growth are among your top concerns, the Acu-Rite Remote Thermometer / Hygrometer is the device you’ll want to monitor temperature and humidity in and around your home..
Designed to monitor both temperature and humidity from a distance using a remote sensor, this small but sturdy sensor is water-resistant to withstand the outdoors while monitoring the humidity and temperature in your backyard patio, sunroom, or home garden. It can also be used for real-time monitoring and mold prevention in non-living spaces like the basement, crawlspace, or hard-to-reach storage areas.
- Materials Detected: Tracks relative humidity and temperature.
- Measurement Range: Humidity (20 to 99 percent) and temperature (-4 to 158 degrees F).
- Lab Tested: No
- Additional Features: Features remote sensor connection, atomic clock synchronization, minimum and maximum readings memory, moon phase display, calendar, alarm with snooze, backlight screen, low battery indicator, and water resistant.
- Power Supply: Battery-powered; 2 AA batteries required for both the base and each sensor.
Why We Picked It: The Acu-Rite Remote Thermometer / Hygrometer is a smart choice if you want reliable indoor or outdoor air quality monitoring without the extra cost or complexity of a professional air quality monitor. Designed to track humidity and temperature conditions, it makes maintaining safe temperatures and humidity conditions easy for those who need controlled climates to keep their home and family safe.
Common Questions About Air Quality Tests
What Are the Signs of Poor Indoor Air?
The most common signs of poor indoor air are: musty or chemical odors, frequent coughing or sneezing, unexplained fatigue, and allergy-like symptoms that improve when you leave the home. Visible mold, excess dust, condensation on windows, or worsening asthma are also red flags that your home could benefit from an indoor air quality check.
Are Air Quality Sensors Worth Buying?
Yes, air quality sensors are a worthwhile investment if you want real-time insight and control over the air you breathe. Continuous indoor air quality monitoring can alert you to hidden problems, like unsafe radon levels, high humidity, dust, or VOCs, and allows you to fix them before they cause health effects or property damage.
How Do I Test the Air Quality in My Home?
You can test your home’s air with a continuous indoor air quality monitor or a sample-based DIY kit designed to look for the pollutants that you are most concerned about. Continuous monitors provide nearly instant data and trend tracking, while lab-based test kits require you to take samples yourself and send them to a qualified lab for professional testing. They often allow you to screen for specific air pollutants like mold and allergens with more precise laboratory results.
How Do I Use Results to Improve Indoor Air?
Air quality test results are only useful if you find the source of the problem and act on it. When your tester finds elevated levels of pollutants like mold, use the data to identify sources of moisture or leaks and address them promptly by adding more ventilation or a dehumidifier to your system. Depending on the severity of the mold issue, you may need to call a mold remediation specialist for in-depth reading tests and cleaning.
For raised radon readings or high VOC and dust, call for professional mitigation, increase ventilation, and use a HEPA-rated air filtration system.
What Is the Best Air Quality Tester?
Introducing a top-rated air quality monitoring or testing system into your home makes it easier than ever to identify and solve specific indoor air concerns. Each option on our list fits a different purpose, whether you need real-time radon monitoring, fast mold detection, or a simple check of temperature and humidity. As you choose, focus on the type of pollutant you need to test and whether you want instant results or lab analysis.
If you’re unsure which test is right for your home or business, Sylvane’s air quality product experts are here to help. Reach out at 1-800-934-9194 or email experts@sylvane.com to get expert advice tailored to your air quality needs.
