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Maritime · head to head

Signal Ocean Platform vs StormGlass

Signal Ocean Platform logo

Signal Ocean Platform

Maritime

The modern toolbox for charterers, brokers and owners

From
On request
Rated
-
Full reviewWebsite
StormGlass logo

StormGlass

Maritime

Global weather data API for maritime

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only StormGlass has a free tier, so it costs nothing to try first.
  • Each has a real cost: Signal Ocean Platform no pricing tiers or plans are published; specific costs require contacting the company or requesting a demo; StormGlass the free tier allows 10 API requests per day and is not licensed for commercial use
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Signal Ocean Platform and StormGlass actually diverge.

Attributes where Signal Ocean Platform and StormGlass differ
AttributeSignal Ocean PlatformStormGlass
Starting priceOn requestFree
Free tierNoYes
PlatformsWebApi
FoundedUnknown2017

Identical on both: pricing model (freemium), user rating (Not yet rated), category (Maritime).

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 Signal Ocean Platform

Nothing recorded that StormGlass does not also cover.

Only in StormGlass

  • Marine weather data
  • Wave forecasts
  • Tide data
  • Historical weather
  • REST API
  • Webhooks
  • SDKs
  • Api support

What people use each for

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

Signal Ocean Platform

  • Processing 80K+ daily emails for fixture and position datanot StormGlass
  • Tracking 4.3M+ voyages using AIS technologynot StormGlass
  • Analyzing market intelligence for cargo-fixing decisionsnot StormGlass
  • Removing data duplication from commercial vessel datanot StormGlass
  • Integrating WhatsApp, Slack, Teams data streamsnot StormGlass

StormGlass

  • Pulling marine weather and sea state forecasts into a vessel routing or planning toolnot Signal Ocean Platform
  • Adding tide, wave and wind data to a maritime or coastal applicationnot Signal Ocean Platform

Where each one falls short

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

Signal Ocean Platform

  • No pricing tiers or plans are published; specific costs require contacting the company or requesting a demo

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

Pricing, plan by plan

Signal Ocean Platform

On request

No published plan breakdown. See the Signal Ocean Platform review.

StormGlass

Free
  • FreeFree
    • 10 requests per day
    • All weather parameters
    • Not for commercial use
  • Small$19/month
    • 500 requests per day
    • All weather parameters
    • 10% annual discount available
  • Medium$49/month
    • 5000 requests per day
    • All weather parameters
    • Full support
  • Large$129/month
    • 25000 requests per day
    • All weather parameters
    • Full support

Which should you pick?

Choose Signal Ocean Platform if

Nothing in the data separates Signal Ocean Platform from StormGlass on the points above - pick on price and on how each one feels to use.

Signal Ocean Platform review

Choose StormGlass if

  • You need marine weather data.
  • You want to start without paying.
  • You work on Api.
  • You also want wave forecasts.
StormGlass review

Questions people ask

Is Signal Ocean Platform or StormGlass better?
Neither clearly leads. Signal Ocean Platform starts at On request and StormGlass at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Signal Ocean Platform or StormGlass?
StormGlass has a free tier; the other does not. Paid plans start at On request for Signal Ocean Platform and Free for StormGlass.
Does Signal Ocean Platform or StormGlass run on more platforms?
Signal Ocean Platform runs on Web. StormGlass runs on Api.
Can I use StormGlass for free?
Yes. StormGlass has a free tier, so you can try it without paying. Signal Ocean Platform starts at On request.
What is Signal Ocean Platform best used for?
Signal Ocean Platform is most often used for processing 80k+ daily emails for fixture and position data, tracking 4.3m+ voyages using ais technology, analyzing market intelligence for cargo-fixing decisions, removing data duplication from commercial vessel data. Of those, processing 80k+ daily emails for fixture and position data and tracking 4.3m+ voyages using ais technology are not what StormGlass is typically brought in for.
What can Signal Ocean Platform do that StormGlass cannot?
StormGlass covers Marine weather data, Wave forecasts, Tide data, Historical weather.

Answered from the vendors’ own pages

Signal Ocean Platform: How much does Signal Ocean Platform cost?

Signal Ocean Platform does not publish pricing details. The platform offers a free trial and users can request a demo by contacting [email protected] to discuss pricing and features for their needs.

Source
StormGlass: Is there a free tier available?

Yes, Stormglass offers a free plan with 10 API requests per day, including all weather parameters, but it is not permitted for commercial use.

Source
Signal Ocean Platform: Is there a free trial for Signal Ocean Platform?

Yes, Signal Ocean Platform offers a free trial option for new users to explore the platform before deciding on a paid plan.

Source
StormGlass: What does the Medium plan include?

The Medium plan costs 49 EUR per month and includes 5000 daily requests, all weather parameters, and full support for commercial use.

Source
StormGlass: Is annual billing available?

Yes, a 10% discount is available when paying annually on Small, Medium, and Large plans.

Source
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