Weather · head to head
Ventusky vs Weathernews Inc
The short version
- Only Ventusky has a free tier, so it costs nothing to try first.
- Each has a real cost: Ventusky the Premium subscription page names two tiers, Premium and Premium plus, capped at 4 and 25 devices respectively, but publishes no price for either, showing a dash where the figure would appear; Weathernews Inc primarily Japan-based with headquarters in Chiba, may have lower coverage in certain regional markets outside Asia
- They diverge on capability: Ventusky covers Animated weather maps, Weathernews Inc covers Optimum ship routing.
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which Ventusky and Weathernews Inc actually diverge.
| Attribute | Ventusky | Weathernews Inc |
|---|---|---|
| Starting price | Free | $600/month |
| Pricing model | free | subscription |
| Free tier | Yes | No |
| Platforms | Web, Ios, Android | Web, Api, Mobile |
| Founded | 2015 | 1986 |
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 Ventusky
- Animated weather maps
- Multiple forecast models
- Wind visualization
- Temperature maps
- Precipitation forecasts
- Web embedding
- Ios support
- Android support
Only in Weathernews Inc
- Optimum ship routing
- Weather forecasting
- Voyage planning
- Risk assessment
- Fleet management
- Bridge systems
- Navigation software
- Api support
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
Ventusky
- Interactive weather forecast, radar and wind mapping, with a paid Premium tier for unlimited layers and forecasts beyond 7 daysnot Weathernews Inc
Weathernews Inc
- Optimizing cargo ship navigation with real-time maritime weather forecastsnot Ventusky
- Supporting offshore wind farm operations with 24-hour weather monitoringnot Ventusky
- Providing exclusive wind data for commercial drone flight planningnot Ventusky
- Routing emergency medical helicopters in Japan with weather intelligencenot Ventusky
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Ventusky
- The Premium subscription page names two tiers, Premium and Premium plus, capped at 4 and 25 devices respectively, but publishes no price for either, showing a dash where the figure would appear
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
Ventusky
Free- FreeFree
- Weather maps
- Multiple models
- Forecasts
Weathernews Inc
$600/month- Optimum Routing$1500/month
- Weather routing
- Voyage optimization
- 24/7 support
Which should you pick?
Choose Ventusky if
- You need animated weather maps.
- You want to start without paying.
- You work on Web, Ios, Android.
- You also want multiple forecast models.
Choose Weathernews Inc if
- You need optimum ship routing.
- You work on Web, Api, Mobile.
- You also want weather forecasting.
Questions people ask
- Is Ventusky or Weathernews Inc better?
- Neither clearly leads. Ventusky starts at Free and Weathernews Inc at $600/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Ventusky or Weathernews Inc?
- Ventusky has a free tier; the other does not. Paid plans start at Free for Ventusky and $600/month for Weathernews Inc.
- Does Ventusky or Weathernews Inc run on more platforms?
- Ventusky runs on Web, Ios, Android. Weathernews Inc runs on Web, Api, Mobile.
- Can I use Ventusky for free?
- Yes. Ventusky has a free tier, so you can try it without paying. Weathernews Inc starts at $600/month.
- What is Ventusky best used for?
- Ventusky is most often used for interactive weather forecast, radar and wind mapping, with a paid premium tier for unlimited layers and forecasts beyond 7 days. Of those, interactive weather forecast, radar and wind mapping, with a paid premium tier for unlimited layers and forecasts beyond 7 days is not what Weathernews Inc is typically brought in for.
- What can Ventusky do that Weathernews Inc cannot?
- Ventusky covers Animated weather maps, Multiple forecast models, Wind visualization, Temperature maps. Weathernews Inc covers Optimum ship routing, Weather forecasting, Voyage planning, Risk assessment. Both handle Web support.
Answered from the vendors’ own pages
Ventusky: What subscription tiers does Ventusky Premium offer?
Ventusky offers Premium and Premium+ subscriptions. Both are billed yearly and include unlimited layers, forecast maps beyond 7 days, advanced widgets, notifications, and priority support.
SourceWeathernews 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.
SourceVentusky: What is the difference between Ventusky Premium and Premium+ tiers?
Both tiers include the same features but support different numbers of devices. Premium supports up to 4 devices, while Premium+ supports up to 25 devices.
SourceWeathernews 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.
SourceVentusky: Can I cancel my Ventusky subscription after signing up?
Yes, you may cancel at any time. Subscriptions renew automatically, but you can stop renewal at any point.
SourceWeathernews 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.
SourceVentusky: Will I get a refund if I cancel mid-subscription?
No, payments for the current subscription period are non-refundable. Your access will continue until the end of the prepaid period after which it stops.
SourceWeathernews 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.
SourceRelated pages
More on Weathernews Inc
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