Softwr

Maritime · head to head

Pole Star Global vs StormGlass

Pole Star Global logo

Pole Star Global

Maritime

Maritime domain awareness and compliance

From
$500/month
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: Pole Star Global no public pricing information published; StormGlass the free tier allows 10 API requests per day and is not licensed for commercial use
  • They diverge on capability: Pole Star Global covers Real-time vessel tracking, StormGlass covers Marine weather data.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Pole Star Global and StormGlass actually diverge.

Attributes where Pole Star Global and StormGlass differ
AttributePole Star GlobalStormGlass
Starting price$500/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWeb, APIApi
Founded19982017

Identical on both: 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 Pole Star Global

  • Real-time vessel tracking
  • Sanctions screening
  • Compliance monitoring
  • Risk alerts
  • Banking systems
  • Compliance platforms
  • ERP systems
  • Web support

Only in StormGlass

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

Both cover

  • Api support

What people use each for

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

Pole Star Global

  • Detecting vessels using spoofed AIS to hide their identitynot StormGlass
  • Screening ship movements against sanctions lists for compliancenot StormGlass
  • Optimizing tanker voyage profitability through market rate comparisonnot StormGlass
  • Tracking perishable cargo temperatures during ocean transitnot StormGlass

StormGlass

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

Where each one falls short

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

Pole Star Global

  • No public pricing information published
  • Requires sales engagement through demo request or local office contact
  • Pricing structure and model not described publicly

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

Pole Star Global

$500/month
  • Professional$1500/month
    • PurpleTRAC platform
    • Sanctions screening
    • Risk assessment

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 Pole Star Global if

  • You need real-time vessel tracking.
  • You work on Web, API.
  • You also want sanctions screening.
Pole Star Global 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 Pole Star Global or StormGlass better?
Neither clearly leads. Pole Star Global starts at $500/month and StormGlass at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Pole Star Global or StormGlass?
StormGlass has a free tier; the other does not. Paid plans start at $500/month for Pole Star Global and Free for StormGlass.
Does Pole Star Global or StormGlass run on more platforms?
Pole Star Global runs on Web, API. StormGlass runs on Api.
Can I use StormGlass for free?
Yes. StormGlass has a free tier, so you can try it without paying. Pole Star Global starts at $500/month.
What is Pole Star Global best used for?
Pole Star Global is most often used for detecting vessels using spoofed ais to hide their identity, screening ship movements against sanctions lists for compliance, optimizing tanker voyage profitability through market rate comparison, tracking perishable cargo temperatures during ocean transit. Of those, detecting vessels using spoofed ais to hide their identity and screening ship movements against sanctions lists for compliance are not what StormGlass is typically brought in for.
What can Pole Star Global do that StormGlass cannot?
Pole Star Global covers Real-time vessel tracking, Sanctions screening, Compliance monitoring, Risk alerts. StormGlass covers Marine weather data, Wave forecasts, Tide data, Historical weather. Both handle Api support.

Answered from the vendors’ own pages

Pole Star Global: How do I obtain Pole Star Global pricing?

Pole Star Global does not publish pricing on their website. Contact the sales team via Request Demo button, Customer Support link, or Find A Local Office contact options on their homepage. Source: https://www.polestarglobal.com

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
Pole Star Global: Does Pole Star Global offer a free trial?

Pole Star Global does not describe free trials or evaluation programs on their homepage. Request a demo through their website to inquire about trial availability. Source: https://www.polestarglobal.com

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
Pole Star Global: What payment model does Pole Star Global use?

Pole Star Global does not publicly disclose pricing structure or billing model (per-seat, usage-based, enterprise, etc.). Direct sales consultation required to discuss payment options. Source: https://www.polestarglobal.com

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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