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Software · head to head

IQAir vs Weather.gov

IQAir logo

IQAir

Software

Global air quality information and purification

From
$399/one-time
Rated
-
Full reviewWebsite
Weather.gov logo

Weather.gov

Software

Official U.S. National Weather Service forecasts

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Weather.gov has a free tier, so it costs nothing to try first.
  • Each has a real cost: IQAir extremely expensive compared to competitors with similar particle filtration performance; Weather.gov no official mobile app, requiring users to access through browser or shortcuts
  • They diverge on capability: IQAir covers Global AQI data, Weather.gov covers Official forecasts.

Where they differ

Only the attributes on which IQAir and Weather.gov actually diverge.

Attributes where IQAir and Weather.gov differ
AttributeIQAirWeather.gov
Starting price$399/one-timeFree
Pricing modelUnknownfree
Free tierNoYes
PlatformsWeb, iOS, Android, HardwareWeb
Founded19631870

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in IQAir

  • Global AQI data
  • City rankings
  • Health recommendations
  • Forecasts
  • Historical data
  • Mobile apps
  • Smart home
  • Ios support

Only in Weather.gov

  • Official forecasts
  • Severe weather warnings
  • Radar imagery
  • Marine forecasts
  • Aviation weather
  • Data feeds
  • Alert systems

Both cover

  • API access
  • Web support
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

IQAir

  • Checking real-time outdoor and indoor air quality (AQI, PM2.5, etc.) via the AirVisual appnot Weather.gov
  • Getting air quality forecasts for a locationnot Weather.gov
  • Remotely monitoring and controlling IQAir air purifiers from a smartphonenot Weather.gov
  • Integrating air quality/weather data into third-party apps via the AirVisual APInot Weather.gov
  • Tracking global air pollution using monitoring station datanot Weather.gov

Weather.gov

  • Professional Worknot IQAir
  • Content Creationnot IQAir

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

IQAir

  • Extremely expensive compared to competitors with similar particle filtration performance
  • Energy inefficient motors consume 215W at comparable CFM to cheaper models
  • Limited sensor specificity for users with specific allergies or respiratory concerns
  • Bulky design and outdated appearance unsuitable for modern interior design
  • Replacement filters are very expensive at $199.99 with high ongoing costs

Weather.gov

  • No official mobile app, requiring users to access through browser or shortcuts
  • No push notifications for weather alerts
  • Outdated user interface compared to commercial alternatives
  • Mobile website has been decommissioned with no dedicated mobile experience

Pricing, plan by plan

IQAir

$399/one-time
  • Atem Desk$399/one-time
    • Portable desktop air purifier
    • Small room coverage
  • Atem Eco$799.99/one-time
    • Smart air purification
    • Most affordable smart model
    • Released June 2026
  • Atem X$1399/one-time
    • Premium smart purifier
    • Large room coverage
    • Advanced filtration
  • HealthPro Plus$949/one-time
    • Medical-grade HyperHEPA filtration
    • Large room coverage
    • Gas and particle filtration

Weather.gov

Free
  • FreeFree
    • All forecasts
    • Severe weather alerts
    • Radar data

Which should you pick?

Choose IQAir if

  • You need global aqi data.
  • You work on Web, iOS, Android, Hardware.
  • You also want city rankings.
IQAir review

Choose Weather.gov if

  • You need official forecasts.
  • You want to start without paying.
  • You also want severe weather warnings.
Weather.gov review

Questions people ask

Is IQAir or Weather.gov better?
Neither clearly leads. IQAir starts at $399/one-time and Weather.gov at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, IQAir or Weather.gov?
Weather.gov has a free tier; the other does not. Paid plans start at $399/one-time for IQAir and Free for Weather.gov.
Does IQAir or Weather.gov run on more platforms?
IQAir runs on Web, iOS, Android, Hardware. Weather.gov runs on Web.
Can I use Weather.gov for free?
Yes. Weather.gov has a free tier, so you can try it without paying. IQAir starts at $399/one-time.
What is IQAir best used for?
IQAir is most often used for checking real-time outdoor and indoor air quality (aqi, pm2.5, etc.) via the airvisual app, getting air quality forecasts for a location, remotely monitoring and controlling iqair air purifiers from a smartphone, integrating air quality/weather data into third-party apps via the airvisual api. Of those, checking real-time outdoor and indoor air quality (aqi, pm2.5, etc.) via the airvisual app and getting air quality forecasts for a location are not what Weather.gov is typically brought in for.
What can IQAir do that Weather.gov cannot?
IQAir covers Global AQI data, City rankings, Health recommendations, Forecasts. Weather.gov covers Official forecasts, Severe weather warnings, Radar imagery, Marine forecasts. Both handle API access, Web support, Api support.

Answered from the vendors’ own pages

IQAir: What does IQAir do?

IQAir is a Swiss company providing two main services: air purification hardware (home and commercial air purifiers and filters) and air quality monitoring (real-time global air quality data from 80,000+ sensors worldwide, accessible via the AirVisual app and IQAir.com).

Source
Weather.gov: Does Weather.gov have a mobile app?

No. The National Weather Service does not provide an official mobile app. Users can access weather.gov through a mobile browser or create a home screen shortcut, but there is no dedicated app for push notifications or offline access.

Source
IQAir: How much do IQAir air purifiers cost?

IQAir air purifiers range from $399 for portable Atem models to $949 for the HealthPro Plus. The new Atem Eco model is $799.99. Replacement filters cost $199.99 and last 1-4 years depending on usage.

Source
Weather.gov: Is Weather.gov free?

Yes. Weather.gov and its public API at api.weather.gov are completely free to use with no subscription fees. The API only requires a User-Agent header identification and serves weather data at no cost.

Source
IQAir: What real-time air quality data does IQAir provide?

IQAir provides real-time air quality data covering 500,000+ locations in 100+ countries, integrating data from government monitoring stations and 80,000+ IQAir-validated sensors. The platform measures PM2.5, PM10, and AQI for each location.

Source
Weather.gov: What data formats does Weather.gov API support?

The API supports multiple formats including GeoJSON (default), JSON-LD, DWML, OXML, CAP (Common Alerting Protocol), and ATOM, allowing developers to integrate weather data into various applications.

Source
IQAir: Does IQAir have a mobile app?

Yes. IQAir's AirVisual app is available on iOS and Android, providing real-time air quality information, AQI rankings, health recommendations, and remote control of IQAir smart air purifiers.

Source
Weather.gov: Can I get detailed forecast data beyond basic predictions?

Yes. Weather.gov provides gridpoint endpoints with 12-hour and hourly forecast periods, raw forecast data at approximately 2.5km resolution, current observations from weather stations, and detailed alerts with state, county, and zone filtering.

Source
IQAir: Is IQAir affordable compared to other air purifiers?

No. IQAir air purifiers are significantly more expensive than alternatives. The HealthPro Plus at $900 offers similar particle filtering to the Winix 5500-2 at $300. Higher cost is primarily due to superior gas filtration but poor overall value for most users.

Source
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Related pages

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