Radon detector technology has advanced significantly, making it easier than ever to monitor indoor air quality and ensure safety from this harmful gas. The 10 best radon detectors available in 2025 offer a range of features, including real-time monitoring, smartphone connectivity, and long-term data logging, catering to both homeowners and professionals. These devices are designed to provide accurate readings and alerts, helping users take timely action if radon levels become elevated. Investing in a reliable radon detector is essential for maintaining a healthy living environment.
SALE
−$20.00
Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
- FIRST OF ITS KIND: The first battery-operated, digital radon detector. Monitor your home without the need for an outlet.
- LONG TERM MONITORING: Monitor for cancer-causing radon gas. Long term monitoring is necessary as radon levels fluctuate daily.
- BE IN CONTROL: Take action if your radon levels are high. Know if your improvements have worked by checking the short term, on-screen readings.
- RADON REPORT: Generate a radon self-inspection report easily, whenever you need it.
- FAST RESULTS: On-screen results show both long and short term readings, for a quick overview of your radon levels.
$129.99
SALE
−$10.31
Airthings Corentium Home Radon Detector 2350 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
- QUICK RESULTS: receive your first radon measurement within 24 hours, most accurate after 7 days.
- CONTINUOUS & LONG-TERM MONITORING: Monitor for cancer-causing radon gas. Long-term monitoring is necessary as radon levels fluctuate daily.
- ACCURATE: unlike a charcoal test, our detectors are unaffected by electromagnetic interference and dust, perform optimally in humidity less than 85%, and can be reset and reused infinitely.
- NO LAB FEES: Because this monitor is continuously monitoring accessible in real-time, you will never pay a lab fee to access your radon levels data.
- ADVANCED TECHNOLOGY: the internal architecture of the Airthings digital radon detector comes from advanced technology normally reserved for commercial-type detectors.
$87.99
SALE
−$70.08
Airthings 2950 Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App
- RADON DETECTOR: Radon is the number one cause of lung cancer among non-smokers and kills more than 6x the number of people than home fires and carbon monoxide poisoning combined
- CONTINUOUS MONITORING: Radon gas fluctuates daily and is highly dependent on many factors such as weather conditions. Long-term monitoring is crucial to take control, understand long-term exposure and minimize potential health effects
- EASY TO USE: Simply wave in front of the monitor to get a color-coded visual indication of the air quality (Green, Yellow, Red) or connect to the App to get detailed results
- NO LAB FEES: Get both long and short term radon results straight to your smartphone via Bluetooth and easily generate a radon report through the Airthings Dashboard
- FOR EVERY HOME: A battery-powered, smart radon detector which monitors radon gas all year round as well as humidity and temperature
$89.91
SALE
−$12.50
Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use
- FAST AND ACCURATE : First reading in 10 minutes with patented ion chamber radon sensor technology
- EASY TO USE : Simple plug and play
- FULL SIZE DIGITAL DISPLAY : Compact design for easy reading from a distance
- SHORT AND LONG-TERM CONTINUOUS RADON MONITORING : Display real-time, daily, weekly, monthly, and long term average levels
- WHAT YOU GET; EcoBlu, Table stand, Power cable, Power adapter, User guide, Customer support via email & 12 months limited warranty
$112.50
Home Radon Detector, Portable Radon Meter, Elifecity Long and Short Term Home Radon Monitor, Battery-Powered, Easy-to-Use
- LONG TERM MONITORING: Radon is the first cause of LUNG CANCER after smoking. Do you want to know if your home have too much radon? Long term monitoring is necessary as radon levels fluctuate daily, to help you take more effective measures to prevent radon exceedance
- BE IN CONTROL: On-screen results show both long and short term readings, take action if your radon levels are high. Know if your improvements have worked by checking the short term, on-screen readings
- NO LAB FEES: Unlike a traditional radon gas test kit, receive your first indication of radon levels within 24 hours and no lab fees, ever! Save your costs
- EASY TO USE: Battery-powered (Not included), low consumption. It can be easily detected from room to room without needing to be recharged, making it easy to detect radon gas in your home, office, school, basement, or anywhere else
- KEEP HEALTH: Your home could be susceptible to a radon problem, so radon gas detector is required in every family because there is no guarantee that radon levels in your home will be lower than 2pCi/L. Especially in the family of infants, the elderly, pregnant women or sensitive people
$69.99
Airthings 2989 View Radon - Radon Monitor with Humidity & Temperature Detector - Battery Powered Mobile APP, WiFi, Alerts & Notifications
- NEW RADON SENSOR TECHNOLOGY: Our most accurate, robust and sustainably-designed radon sensor, also measuring humidity and temperature
- CUSTOMIZABLE DISPLAY: Set your Calm Tech Display view preferences or wave hand in front to trigger sensor levels, with simple color coding. Display up to four values on the eInk screen. Check complete readings in the app.
- EASY TO USE: View data anytime, anywhere, with the free Airthings App (iOS/Android) and online dashboard with graphs, notifications and insights; wireless and WiFi connected device with up to 3 year battery lifetime
- WIRELESS READY: Connects to your WiFi, or plug in with the USB cable and the View Radon becomes a hub, bringing other Airthings devices online
- CONTINUOUS MONITORING: Detect radon early, minimize spread and manage your levels to keep your family safe
$196.10
WiFi Home Radon Detector, Portable Radon Meter with Real-Time Short & Long-Term Monitoring, Socket Design and Instant Alert Notifications with App Control
- REAL-TIME MONITORING WITH WI-FI CONNECTIVITY: The new-generation radon detector features WiFi control functionality, allowing you to view radon reports anytime, anywhere through the GeniLife app. Effortlessly track both short-term and long-term radon fluctuations, keeping your family's health. Supports 2.4G WiFi and 5G WiFi
- INSTANT ALERTS FOR HIGH RADON LEVELS: When radon levels exceed 2pCi/L, the app sends real-time alerts, notifying you of elevated indoor radon concentrations and advising you to ventilate by opening windows. It also offers SMS and phone notifications (additional fees apply)
- CONVENIENT SOCKET DESIGN: With a socket-style design, there's no need to change batteries, ensuring uninterrupted and reliable radon monitoring. The sleek, modern look fits seamlessly into contemporary home interiors
- USER-FRIENDLY APP INTERFACE: The app offers a smooth, intuitive experience, making it easy to access real-time data, historical trends, and notifications—all from your fingertips
- LONG TERM MONITORING: Radon is the leading cause of lung cancer after smoking. Concerned about radon levels in your home? Long-term monitoring is essential, as radon levels fluctuate daily. Stay informed and take effective measures to prevent radon exposure
$89.99
SALE
−$17.40
Ecosense RD200 RadonEye, Home Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitoring with Trend Charts
- QUICK RESPONSE : First reading in 10 minutes and fast, accurate capture of constantly fluctuating radon levels
- PROFESSIONAL GRADE COUNTING EFFICIENCY: 30 count per hour per picocuries per liter radon counting with patented ion chamber radon sensor technology
- SMART VIEW RADON TREND CHART: Smart view of long term radon trend with hourly basis average data
- SUPERB PERFORMANCE: Superb performance validated by trusted 3rd parties
- WHAT YOU GET: RadonEye, User Guide, Power cable, Free App, Customer support via email & 12 months limited warranty
$156.60
SALE
−$114.00
Cradtec Digital Radon Detector III, White, Radon Monitor, Radon Meter, Tempered Glass, Short Term and Long Term Result, Portable, Easy to Use, 3 AAA Batteries, Switchable Between Bq/M3 and pCi/L
- 👍👍 With a 300 DPI resolution, the results are displayed with crystal-clear clarity.
- ✌✌ Featuring tempered glass with high light transmission, the display is crystal clear and highly resistant to breakage.
- 💯💯 The accuracy is significantly improved through the use of a refined algorithm and a newly designed sensor, ensuring more dependable level detection.
- 😎😎 Powered by batteries, making it straightforward to install and replace when needed.
- 💥💥 The blinking alarm feature makes it easy to quickly notice any surge in levels.
$75.99
First Alert Radon Gas Test Kit, RD1
- The simple and safe way to test for radon
- Listed under the EPA radon gas measurement proficiency program
- Includes test materials and lab fees, excluding NJ state fees
- Results are emailed within 72 hours of lab receipt
- Recommended for use only within the United States
$21.35
Last update on 2025-05-03 / Affiliate links / Images from Amazon Product Advertising API