Maritime & Shipping · head to head
StormGlass vs Wartsila Voyage

Wartsila Voyage
Maritime & Shipping
Smart maritime ecosystem solutions
- From
- $15000/one-time
- Rated
- -
The short version
- Only StormGlass has a free tier, so it costs nothing to try first.
- Each has a real cost: StormGlass the free tier allows 10 API requests per day and is not licensed for commercial use; Wartsila Voyage limited publicly available pricing information requires direct contact with sales team
- They diverge on capability: StormGlass covers Marine weather data, Wartsila Voyage covers ECDIS navigation.
Where they differ
Only the attributes on which StormGlass and Wartsila Voyage actually diverge.
| Attribute | StormGlass | Wartsila Voyage |
|---|---|---|
| Starting price | Free | $15000/one-time |
| Pricing model | freemium | one-time |
| Free tier | Yes | No |
| Platforms | Api | Bridge Systems, Web |
| Founded | 2017 | 1834 |
Identical on both: user rating (Not yet rated), category (Maritime & Shipping).
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 StormGlass
- Marine weather data
- Wave forecasts
- Tide data
- Historical weather
- REST API
- Webhooks
- SDKs
- Api support
Only in Wartsila Voyage
- ECDIS navigation
- Voyage planning
- Fleet performance
- Port optimization
- Bridge systems
- Fleet management
- Port systems
- Embedded support
What people use each for
The jobs each tool is most often brought in to do.
StormGlass
- Pulling marine weather and sea state forecasts into a vessel routing or planning toolnot Wartsila Voyage
- Adding tide, wave and wind data to a maritime or coastal applicationnot Wartsila Voyage
Wartsila Voyage
No use cases recorded yet. See the Wartsila Voyage review.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
StormGlass
- The free tier allows 10 API requests per day and is not licensed for commercial use
- Commercial use and any support at all start at the Medium plan, 49 euros a month
- The Small plan at 19 euros a month has no support and no commercial licence
- Request allowances are daily rather than monthly, so a burst of traffic cannot borrow against a quiet week
Wartsila Voyage
- Limited publicly available pricing information requires direct contact with sales team
- Requires specialized training for bridge crews to operate effectively in different vessel scenarios
Pricing, plan by plan
StormGlass
Free- Professional$149/month
- 50,000 API calls
- Historical data
- Premium support
Wartsila Voyage
$15000/one-time- ECDIS Suite$30000/one-time
- ECDIS
- Voyage planning
- Weather routing
Which should you pick?
Choose StormGlass if
- You need marine weather data.
- You want to start without paying.
- You work on Api.
- You also want wave forecasts.
Choose Wartsila Voyage if
- You need ecdis navigation.
- You work on Bridge Systems, Web.
- You also want voyage planning.
Questions people ask
- Is StormGlass or Wartsila Voyage better?
- Neither clearly leads. StormGlass starts at Free and Wartsila Voyage at $15000/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, StormGlass or Wartsila Voyage?
- StormGlass has a free tier; the other does not. Paid plans start at Free for StormGlass and $15000/one-time for Wartsila Voyage.
- Does StormGlass or Wartsila Voyage run on more platforms?
- StormGlass runs on Api. Wartsila Voyage runs on Bridge Systems, Web.
- Can I use StormGlass for free?
- Yes. StormGlass has a free tier, so you can try it without paying. Wartsila Voyage starts at $15000/one-time.
- What is StormGlass best used for?
- StormGlass is most often used for pulling marine weather and sea state forecasts into a vessel routing or planning tool, adding tide, wave and wind data to a maritime or coastal application. Of those, pulling marine weather and sea state forecasts into a vessel routing or planning tool and adding tide, wave and wind data to a maritime or coastal application are not what Wartsila Voyage is typically brought in for.
- What can StormGlass do that Wartsila Voyage cannot?
- StormGlass covers Marine weather data, Wave forecasts, Tide data, Historical weather. Wartsila Voyage covers ECDIS navigation, Voyage planning, Fleet performance, Port optimization.
Answered from the vendors’ own pages
Wartsila Voyage: What is Navi-Sailor ECDIS?
Navi-Sailor ECDIS is an IMO-compliant electronic chart display system integrating GPS, radar, and AIS data for route planning and monitoring. It is one of the most installed ECDIS solutions worldwide.
SourceWartsila Voyage: Does Wärtsilä offer fleet management integration?
Yes. Navi-Sailor ECDIS integrates with Wärtsilä Fleet Optimisation Solution to connect ship and shore, providing fleet teams better visibility and bridge teams streamlined workflows.
SourceWartsila Voyage: Is Wärtsilä Voyage compliant with maritime regulations?
Yes. Navi-Sailor ECDIS is fully IMO-compliant and designed to satisfy SOLAS Chapter V requirements. It supports S-100 standards for future maritime data interoperability.
SourceRelated pages
More on Wartsila Voyage
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