Datacircle

IQAir pricing and alternatives: air quality API

IQAir's sitellms.txtBest air quality API in 2026: pricing compared

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17% complete: 1 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 placesWe rank 94 plans by price. OpenWeather's £370 monthly plan is the cheapest paid plan per 1,000 places: $0.00049.WeatherAPI.com, Open-Meteo and Weatherbit are the best air quality API providers in our benchmark.
Plan: Community one of IQAir's 3 plans
Call: GET /v2/nearest_city one of IQAir's 2 calls
API: Air quality API one of IQAir's 3 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 1 of the 6 key fields we check. US AQI.
  • Nothing to pay. You get 10,000 requests a month. Calls stop once your requests run out.
  • One call. You send lat and lon to GET /v2/nearest_city. The call returns the air quality at the place now.
  • Anyone can get it. Keep data: no API terms. Use data: no API terms.

IQAir: air quality API alternatives

We list other providers' plans closest to this plan in price per 1,000 places.

This planIQAir, freeWeatherAPI.com, freeOpen-Meteo, free, GET /v1/air-quality, Air qualityWeatherbit, free trial, GET /v2.0/forecast/airqualityBotoi, free
$ per 1,000 places$0.00$0.00$0.00$0.00$0.00
Completeness17%33%100%50%67%
Billingfreefreefreefreefree
Pay$0$0$0$0$0
Enough for10,000 calls a month100,000 calls a month300,000 calls a month1,500 calls a day1,000 calls a day
Freshnessunknownliveliveunknownlive
Who can get itanyoneanyoneanyone, for non-commercial use aloneanyone, for non-commercial use aloneanyone 18 or older

Every air quality API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-30.

  1. api-docs.iqair.com/
  2. iqair.com/air-quality-monitors/api
  3. iqair.com/legal/terms-conditions

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • US AQI
  • European AQI, not in the answer
  • Particles, not in the answer
  • Gases, not in the answer
  • Pollen, not in the answer
  • UV index, not in the answer
Price
$ per 1,000 places$0.00
Percall
Billingfree
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchAir Quality Metrics: AQI Index, PM2.5, PM10, SO2, CO, O3, and NO2 levels
Data
Keep datano API terms
Use datano API terms
Plan
Pay$0
You get10,000 requests a month
Enough for10,000 calls a month
Rate limit
Per day500
Per second0.083
Batch1
The call
You sendlat, lon
MethodGET
Path/v2/nearest_city
About the plan
PlanCommunity
Who can get itanyone
The 8 fields the plan's answer can hold

city name, state name, country name, latitude, longitude, UTC time, US AQI, China AQI

Best GTM APIs