🖥️ Best Smart Air Quality Monitors 2026

"The Air Quality Monitor (AQM) market is horrible for consumers. I settled on the Amazon branded AQM as it was affordable, it seemed relatively decent in regard to what it can monitor, and of course it works with Alexa so there is some added convenience. I should mention that I do not overly rely o..."

"This air quality monitor works perfectly! It’s easy to set up, compact, and provides real-time, accurate readings for CO₂, TVOC, HCHO, temperature, humidity, and overall air quality. The display is bright and clear, and I appreciate how quickly it updates when the environment changes. It’s great for..."

"I’m really impressed with this Flazecon air quality monitor! It’s compact, easy to use, and provides very accurate readings in real time. I like that it measures CO2, HCHO, TVOC, temperature, and humidity all in one small device — perfect for home, office, or even the car. The screen is clear and re..."

"Good sensor to keep an eye on air quality in the home. Works well with the smart purifier to simultaneously keep the air quality good and run to improve air quality. Good information on how quality is, give alerts, ect."

"I have had this unit for almost 2 years now, I will buy another. It literally saved my life!If you work from home, like I do, then you need this unit or something like it. I had Radon levels above 7pCi/L and had been living with it without knowing it, for almost 3 years. For those that don't know, R..."

"I suffer from acute sinusitis and allergies. This season in Texas has been especially bad, and I felt that I was not feeling any better when indoors, even after taking allergy tablets. I wanted to make sure that my home was not actually making the symptoms any worse so decided to check by purchasing..."

"I was looking for an air quality monitor for my office where I spend most of the day and sometimes use my 3D printer. I specifically wanted one that I could connect to Home Assistant and gather metrics that I could use for alerts or other automations, specifically CO2 and VOCs.Set up with the Smart..."

"i’ve been using the govee air purifier for a few months, and it’s honestly made a big difference in my home, especially as someone with allergies. the air feels cleaner, and i’ve noticed a significant reduction in dust and cat dander floating around. it’s especially impressive how much pet hair and ..."

"Not to long ago @GOVEE released a new air monitor, model H5140.The box and device are pretty similar as the original.The new monitor is physically the same but is now a gray color instead of white. But for some reason Govee kept the cord and plug white.Another major difference. The original monitor ..."

"I’ve been using the Temptop M10+ for a while now, and I’m really impressed with how well it performs. The accuracy of the readings is spot on—I’ve compared it against other monitors and it’s consistently reliable, which gives me confidence in the data I’m seeing.The battery life is fantastic. I can ..."

"We use air purifiers and change our filters in our HVAC system every 3 months, but without a monitor like this, there is no quantifiable way to know the impact those things have on our indoor air quality. I ordered the white monitor you see in the photo a few months ago and have liked the piece of ..."

"I was looking for an air quality monitor for my office where I spend most of the day and sometimes use my 3D printer. I specifically wanted one that I could connect to Home Assistant and gather metrics that I could use for alerts or other automations, specifically CO2 and VOCs.Set up with the Smart..."

"Easy to get up and running. The Govee home app works pretty well and contains a good amount of information.Fully reduced the smell of my cat's litter box, and seems to detect and handle excess smoke from cooking down the hall as well.The unit feels big enough to process a lot of air without feeling ..."

"Wow!!! I have not had an air purifier in my home in 15 years.But what prompted me to get one now is I have noticed for years there is always dust that builds up all around my home and it had me thinking how I could lower the dust in my home.So I did a lot of research on air purifiers.It was a tough ..."

"I recently bought the BREATHE Airmonitor Plus, and I have to say, it has been a game-changer for our home! This little device is packed with features, and it’s been eye-opening to see what kind of air we’ve been breathing.First off, the setup was a breeze. I’m not the most tech-savvy person, but the..."

"This air quality monitor has exceeded my expectations. It provides accurate and fast readings for multiple air quality indicators, and the display is clear and easy to understand. The setup was simple, and the device feels well-built. I really appreciate how quickly it detects changes in the environ..."

"This 9-in-1 air quality monitor is surprisingly compact but delivers tons of useful data—PM2.5, PM10, CO2, HCHO, TVOC, temperature, humidity, and more—all clearly displayed on a bright color screen. Setup was simple, and the readings refresh quickly and seem accurate. The built-in battery lasts a lo..."

"This portable air compressor works great! It is light and pretty quick when at work. The smart app control makes it helps you monitor pressure in real time. The rechargeable battery has a good life. It also has auto-shutoff and 2 air-hoses. I use it for my bicycle and car's tires. ’s compact, easy t..."

"I recently purchased the Atem X as I was concerned about the air quality, seeing as I live in the city. Although it was a little pricey, the quality and functionality make this purchase worth it!1) Monitoring your Indoor Air Quality Remotely is HUGEThe Atem X comes standard with an air quality senso..."

"Purchased one have on rarely used dining room table was shocked after 3 or 4 months how dirty the filter was. Like how you can control the fan speed. I just receive my second one for the bedroom Been sneezing lot had it three days what a difference. Extremely fast shipping."