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Software · head to head

IQAir vs Navis N4

IQAir logo

IQAir

Software

Global air quality information and purification

From
$399/one-time
Rated
-
Full reviewWebsite
Navis N4 logo

Navis N4

Software

Terminal operating system

From
$50000/year
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: IQAir extremely expensive compared to competitors with similar particle filtration performance; Navis N4 navis N4 is now marketed under Kaleris (the site redirects there); pricing is not published, the page only offers contact/demo requests
  • They diverge on capability: IQAir covers Global AQI data, Navis N4 covers Vessel planning.

Where they differ

Only the attributes on which IQAir and Navis N4 actually diverge.

Attributes where IQAir and Navis N4 differ
AttributeIQAirNavis N4
Starting price$399/one-time$50000/year
Pricing modelUnknownone-time
PlatformsWeb, iOS, Android, HardwareWeb, Windows, Api
Founded19631988

Identical on both: free tier (No), 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
  • API access
  • Mobile apps
  • Smart home

Only in Navis N4

  • Vessel planning
  • Yard management
  • Gate operations
  • Equipment management
  • Port community systems
  • Customs
  • Shipping lines
  • Windows support

Both cover

  • 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 Navis N4
  • Getting air quality forecasts for a locationnot Navis N4
  • Remotely monitoring and controlling IQAir air purifiers from a smartphonenot Navis N4
  • Integrating air quality/weather data into third-party apps via the AirVisual APInot Navis N4
  • Tracking global air pollution using monitoring station datanot Navis N4

Navis N4

No use cases recorded yet. See the Navis N4 review.

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

Navis N4

  • Navis N4 is now marketed under Kaleris (the site redirects there); pricing is not published, the page only offers contact/demo requests

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

Navis N4

$50000/year
  • Professional$100000/year
    • Full TOS
    • Optimization
    • Analytics

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 Navis N4 if

  • You need vessel planning.
  • You work on Web, Windows, Api.
  • You also want yard management.
Navis N4 review

Questions people ask

Is IQAir or Navis N4 better?
Neither clearly leads. IQAir starts at $399/one-time and Navis N4 at $50000/year, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, IQAir or Navis N4?
IQAir starts at $399/one-time and Navis N4 at $50000/year.
Does IQAir or Navis N4 run on more platforms?
IQAir runs on Web, iOS, Android, Hardware. Navis N4 runs on Web, Windows, Api.
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 Navis N4 is typically brought in for.
What can IQAir do that Navis N4 cannot?
IQAir covers Global AQI data, City rankings, Health recommendations, Forecasts. Navis N4 covers Vessel planning, Yard management, Gate operations, Equipment management. Both handle 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
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
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
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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