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Weather · head to head

1Weather vs IQAir

1Weather logo

1Weather

Weather

Beautiful award-winning weather app design

From
Free
Rated
-
Full reviewWebsite
IQAir logo

IQAir

Weather

Global air quality information and purification

From
$399/one-time
Rated
-
Full reviewWebsite

The short version

  • Only 1Weather has a free tier, so it costs nothing to try first.
  • Each has a real cost: 1Weather free version includes banner ads, creating visual clutter in weather interface; IQAir extremely expensive compared to competitors with similar particle filtration performance
  • They diverge on capability: 1Weather covers Animated backgrounds, IQAir covers Global AQI data.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which 1Weather and IQAir actually diverge.

Attributes where 1Weather and IQAir differ
Attribute1WeatherIQAir
Starting priceFree$399/one-time
Free tierYesNo
PlatformsAndroid, iOSWeb, iOS, Android, Hardware
Founded20111963

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

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 1Weather

  • Animated backgrounds
  • 12-day forecasts
  • Customizable widgets
  • Radar maps
  • Severe alerts
  • Android widgets
  • Wear OS
  • Wearos support

Only in IQAir

  • Global AQI data
  • City rankings
  • Health recommendations
  • Forecasts
  • Historical data
  • API access
  • Mobile apps
  • Smart home

Both cover

  • Android support

What people use each for

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

1Weather

  • Checking current conditions and 24-hour forecastsnot IQAir
  • Live radar and severe weather warningsnot IQAir
  • Tracking air quality index and pollen levels (premium)not IQAir
  • Minute-by-minute precipitation tracking (premium)not IQAir
  • Sun/moon tracking and home-screen weather widgetsnot IQAir

IQAir

  • Checking real-time outdoor and indoor air quality (AQI, PM2.5, etc.) via the AirVisual appnot 1Weather
  • Getting air quality forecasts for a locationnot 1Weather
  • Remotely monitoring and controlling IQAir air purifiers from a smartphonenot 1Weather
  • Integrating air quality/weather data into third-party apps via the AirVisual APInot 1Weather
  • Tracking global air pollution using monitoring station datanot 1Weather

Where each one falls short

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

1Weather

  • Free version includes banner ads, creating visual clutter in weather interface
  • Smaller global weather data coverage compared to AccuWeather and Apple Weather integration
  • Limited offline functionality compared to competitors with cached forecast systems

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

Pricing, plan by plan

1Weather

Free
  • FreeFree
    • Weather forecasts
    • Radar maps
    • Widgets
  • Pro$undefined/mo
    • All free features
    • No ads
    • Extended 10-day forecasts

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

Which should you pick?

Choose 1Weather if

  • You need animated backgrounds.
  • You want to start without paying.
  • You work on Android, iOS.
  • You also want 12-day forecasts.
1Weather review

Choose IQAir if

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

Questions people ask

Is 1Weather or IQAir better?
Neither clearly leads. 1Weather starts at Free and IQAir at $399/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, 1Weather or IQAir?
1Weather has a free tier; the other does not. Paid plans start at Free for 1Weather and $399/one-time for IQAir.
Does 1Weather or IQAir run on more platforms?
1Weather runs on Android, iOS. IQAir runs on Web, iOS, Android, Hardware.
Can I use 1Weather for free?
Yes. 1Weather has a free tier, so you can try it without paying. IQAir starts at $399/one-time.
What is 1Weather best used for?
1Weather is most often used for checking current conditions and 24-hour forecasts, live radar and severe weather warnings, tracking air quality index and pollen levels (premium), minute-by-minute precipitation tracking (premium). Of those, checking current conditions and 24-hour forecasts and live radar and severe weather warnings are not what IQAir is typically brought in for.
What can 1Weather do that IQAir cannot?
1Weather covers Animated backgrounds, 12-day forecasts, Customizable widgets, Radar maps. IQAir covers Global AQI data, City rankings, Health recommendations, Forecasts. Both handle Android support.

Answered from the vendors’ own pages

1Weather: What are 1Weather's core features?

1Weather provides current conditions, 12-week hourly forecasts, 10-day forecasts, animated radar maps with minute-by-minute precipitation tracking, air quality metrics, and customizable widgets for up to 12 locations.

Source
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
1Weather: What platforms does 1Weather support?

1Weather is available on both Android and iOS platforms, developed by OneLouder Apps. It has 180+ million downloads and is rated 4.32 out of 5 stars on app stores.

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
1Weather: What widget options does 1Weather offer?

1Weather offers a wide range of attractive, customizable widgets for home screen display. Multiple widget styles allow users to personalize their at-a-glance weather updates.

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
1Weather: Is there a paid version of 1Weather?

Yes. 1Weather is free with ads (small banner ads), while the Pro version removes ads and unlocks additional features like extended 10-day forecasts and air quality index cards.

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
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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