IQAir AirVisual Pro review

The IQAir AirVisual Pro does something no other monitor here manages: it shows your indoor air and your local outdoor air on one screen. Alongside indoor PM2.5, CO2, temperature, and humidity, it pulls in the outdoor AQI for your area and even a forecast. The verdict: for anyone in a wildfire-smoke or high-pollution region, that indoor-plus-outdoor picture is worth the premium price — though the raw metric list is narrower than some rivals.

What it measures

Indoors, the AirVisual Pro tracks the essentials: PM2.5, the fine particulate that tells you whether to run a purifier; CO2, the best gauge of ventilation and stuffiness; plus temperature and humidity for the room's climate. That's a focused, sensible spread rather than an everything-and-the-kitchen-sink list — there's no VOC or radon reading here.

The distinguishing feature isn't a sensor at all but the outdoor data it layers on top. The Pro shows your local outdoor AQI and a forecast next to your indoor readings, so you're always seeing both halves of the picture: the threat outside and the reality inside. For deciding whether to seal the house and run the purifier, having those two numbers side by side is genuinely powerful.

Accuracy and the app

The app extends the same indoor-plus-outdoor logic to your phone, logging your indoor trends while tapping IQAir's wider outdoor air-quality network for local conditions and forecasts. That outdoor context is the reason to choose this monitor over a purely indoor unit — you can see a smoke event building before it fully hits and prepare.

On the indoor side, treat the PM2.5 figure like any good consumer sensor: strong at showing relative change, useful as a guide rather than a laboratory reference. You'll clearly see indoor levels rise when outdoor smoke leaks in or a pan starts smoking, and fall once the purifier catches up. Wi-Fi keeps both the indoor history and the outdoor feed current.

Living with it

The Pro is built to sit on a counter or shelf and be read at a distance. Its display is one of the clearer ones in the category, showing indoor and outdoor readings together so a glance tells you the whole story — no need to reach for a phone for the basics. It draws wall power and stays in place, though it's portable enough to move between rooms.

Living with it centers on that dual view. In a smoke-prone home it becomes a daily reference: check the outdoor forecast, decide whether to keep windows shut, and confirm the indoor number is holding low while the purifier runs. It's less a curiosity than a decision tool.