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Software · head to head

exactEarth vs Weathernews Inc

exactEarth logo

exactEarth

Software

Advanced satellite AIS data services

From
$1000/month
Rated
-
Full reviewWebsite
Weathernews Inc logo

Weathernews Inc

Software

Global weather solutions for shipping

From
$600/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: exactEarth exactEarth's own homepage, as captured by the Internet Archive on 28 December 2021, carried a banner stating: 'We are happy to announce that exactEarth is now part of Spire Global,' confirming in the vendor's own words that exactEarth was absorbed into Spire (now sold as Kpler's spireMT product); no independent exactEarth pricing survives; Weathernews Inc primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia
  • They diverge on capability: exactEarth covers Satellite AIS data, Weathernews Inc covers Optimum ship routing.

Where they differ

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

Attributes where exactEarth and Weathernews Inc differ
AttributeexactEarthWeathernews Inc
Starting price$1000/month$600/month
PlatformsApi, WebWeb, Api, Mobile
Founded20091986

Identical on both: pricing model (subscription), 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 exactEarth

  • Satellite AIS data
  • Global vessel tracking
  • Historical data archive
  • Anomaly detection
  • API
  • Data feeds
  • GIS platforms

Only in Weathernews Inc

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

Both cover

  • Api support
  • Web support

Where each one falls short

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

exactEarth

  • exactEarth's own homepage, as captured by the Internet Archive on 28 December 2021, carried a banner stating: 'We are happy to announce that exactEarth is now part of Spire Global,' confirming in the vendor's own words that exactEarth was absorbed into Spire (now sold as Kpler's spireMT product); no independent exactEarth pricing survives

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

Pricing, plan by plan

exactEarth

$1000/month
  • Enterprise$5000/month
    • Global AIS data
    • Historical archive
    • Custom analytics

Weathernews Inc

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

Which should you pick?

Choose exactEarth if

  • You need satellite ais data.
  • You work on Api, Web.
  • You also want global vessel tracking.
exactEarth review

Choose Weathernews Inc if

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

Questions people ask

Is exactEarth or Weathernews Inc better?
Neither clearly leads. exactEarth starts at $1000/month and Weathernews Inc at $600/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, exactEarth or Weathernews Inc?
exactEarth starts at $1000/month and Weathernews Inc at $600/month.
Does exactEarth or Weathernews Inc run on more platforms?
exactEarth runs on Api, Web. Weathernews Inc runs on Web, Api, Mobile.
What can exactEarth do that Weathernews Inc cannot?
exactEarth covers Satellite AIS data, Global vessel tracking, Historical data archive, Anomaly detection. Weathernews Inc covers Optimum ship routing, Weather forecasting, Voyage planning, Risk assessment. Both handle Api support, Web 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
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
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
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
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