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Weathernews Inc vs Weatherstack

Weathernews Inc logo

Weathernews Inc

Weather

Global weather solutions for shipping

From
$600/month
Rated
-
Full reviewWebsite
Weatherstack logo

Weatherstack

Weather

Real-time weather API trusted by thousands

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Weatherstack has a free tier, so it costs nothing to try first.
  • Each has a real cost: Weathernews Inc primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia; Weatherstack the free tier allows 100 API calls a month, which is a demo rather than a usable allowance
  • They diverge on capability: Weathernews Inc covers Optimum ship routing, Weatherstack covers Real-time weather.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Weathernews Inc and Weatherstack actually diverge.

Attributes where Weathernews Inc and Weatherstack differ
AttributeWeathernews IncWeatherstack
Starting price$600/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWeb, Api, MobileApi
Founded19862016

Identical on both: 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 Weathernews Inc

  • Optimum ship routing
  • Weather forecasting
  • Voyage planning
  • Risk assessment
  • Fleet management
  • Bridge systems
  • Navigation software
  • Web support

Only in Weatherstack

  • Real-time weather
  • Historical data
  • Forecasts
  • Location lookup
  • Bulk queries
  • REST API
  • JSON responses
  • HTTPS

Both cover

  • Api support

What people use each for

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

Weathernews Inc

  • Optimizing cargo ship navigation with real-time maritime weather forecastsnot Weatherstack
  • Supporting offshore wind farm operations with 24-hour weather monitoringnot Weatherstack
  • Providing exclusive wind data for commercial drone flight planningnot Weatherstack
  • Routing emergency medical helicopters in Japan with weather intelligencenot Weatherstack

Weatherstack

  • Current weather lookups by location in an applicationnot Weathernews Inc
  • Historical weather data for analysis on the paid tiersnot Weathernews Inc
  • Short and medium range forecastsnot Weathernews Inc
  • Bulk location queries on the higher plansnot Weathernews Inc

Where each one falls short

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

Weathernews Inc

  • Primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia
  • Marine weather data and aviation services are newer offerings compared to core weather forecasting capabilities
  • Competition from established European weather services in maritime sector

Weatherstack

  • The free tier allows 100 API calls a month, which is a demo rather than a usable allowance
  • Historical weather data starts at the Standard plan, $9.99 a month for 50,000 calls
  • Forecasting is tiered: 7 days from Professional at $49.99 a month and 14 days from Business at $99.99
  • Multi-language responses and bulk queries need Professional or above
  • Going past the monthly quota incurs overage charges rather than throttling

Pricing, plan by plan

Weathernews Inc

$600/month
  • Optimum Routing$1500/month
    • Weather routing
    • Voyage optimization
    • 24/7 support

Weatherstack

Free
  • FreeFree
    • 250 calls/month
    • Current weather
    • Basic data
  • Standard$9.99/month
    • 50,000 calls/month
    • Forecasts
    • Historical

Which should you pick?

Choose Weathernews Inc if

  • You need optimum ship routing.
  • You work on Web, Api, Mobile.
  • You also want weather forecasting.
Weathernews Inc review

Choose Weatherstack if

  • You need real-time weather.
  • You want to start without paying.
  • You work on Api.
  • You also want historical data.
Weatherstack review

Questions people ask

Is Weathernews Inc or Weatherstack better?
Neither clearly leads. Weathernews Inc starts at $600/month and Weatherstack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Weathernews Inc or Weatherstack?
Weatherstack has a free tier; the other does not. Paid plans start at $600/month for Weathernews Inc and Free for Weatherstack.
Does Weathernews Inc or Weatherstack run on more platforms?
Weathernews Inc runs on Web, Api, Mobile. Weatherstack runs on Api.
Can I use Weatherstack for free?
Yes. Weatherstack has a free tier, so you can try it without paying. Weathernews Inc starts at $600/month.
What is Weathernews Inc best used for?
Weathernews Inc is most often used for optimizing cargo ship navigation with real-time maritime weather forecasts, supporting offshore wind farm operations with 24-hour weather monitoring, providing exclusive wind data for commercial drone flight planning, routing emergency medical helicopters in japan with weather intelligence. Of those, optimizing cargo ship navigation with real-time maritime weather forecasts and supporting offshore wind farm operations with 24-hour weather monitoring are not what Weatherstack is typically brought in for.
What can Weathernews Inc do that Weatherstack cannot?
Weathernews Inc covers Optimum ship routing, Weather forecasting, Voyage planning, Risk assessment. Weatherstack covers Real-time weather, Historical data, Forecasts, Location lookup. Both handle Api support.

Answered from the vendors’ own pages

Weathernews Inc: Does Weathernews provide marine weather data?

Yes. Weathernews provides wind, wave, current, sea ice, and typhoon information for global marine operations through its SeaNavigator platform, which launched SeaNavigator for Master in December 2025 with AI-assisted operations support.

Source
Weatherstack: Is there a free plan for Weatherstack?

Yes, Weatherstack has a free plan that includes 100 API calls per month with real-time weather data and HTTPS encryption.

Source
Weathernews Inc: What marine weather products does Weathernews offer?

Weathernews offers SeaNavigator Marine Weather Service, SeaNavigator for Master with conversational AI for captains, and marine data for Middle East waters made available free of charge in April 2026.

Source
Weatherstack: What is the cheapest paid plan for Weatherstack?

The Standard plan costs $9.99 per month (or $8.99 monthly when billed annually) and includes 50,000 API calls per month.

Source
Weathernews Inc: Does Weathernews serve the aviation industry?

Yes. Weathernews expanded aviation services with the December 2025 launch of SkyAviators, offering Global Aviation Weather Intelligence with turbulence risk assessments and takeoff/landing feasibility judgments for airports worldwide.

Source
Weatherstack: Do Weatherstack's paid plans allow overage charges beyond the monthly limit?

Yes, all paid tiers allow overage charges for API calls beyond the monthly allocation.

Source
Weathernews Inc: What was Weathernews founded in response to?

Weathernews was founded on June 11, 1986 by Hiro Ishibashi in response to a tragic maritime disaster where a cargo vessel sank at the port of Onahama, Japan with 15 crew members lost, demonstrating the need for better weather information.

Source
Weatherstack: How much can I save with annual billing on Weatherstack?

Annual billing offers up to 15% savings compared to monthly payments across all paid tiers.

Source
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