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Maritime · head to head

NAVTOR vs StormGlass

NAVTOR logo

NAVTOR

Maritime

Digital navigation and maritime compliance

From
$200/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: NAVTOR specialized product focused only on maritime industry, not suitable for other domains; StormGlass the free tier allows 10 API requests per day and is not licensed for commercial use
  • They diverge on capability: NAVTOR covers Digital chart services, StormGlass covers Marine weather data.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which NAVTOR and StormGlass actually diverge.

Attributes where NAVTOR and StormGlass differ
AttributeNAVTORStormGlass
Starting price$200/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWebApi
Founded20112017

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 NAVTOR

  • Digital chart services
  • Passage planning
  • Compliance management
  • Fleet monitoring
  • ECDIS systems
  • Fleet management
  • Classification societies
  • 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.

NAVTOR

  • Planning routes with weather integration and ENC chartsnot StormGlass
  • Monitoring vessel emissions and UK ETS regulatory compliancenot StormGlass
  • Replacing paper logbooks with digital navigational recordsnot StormGlass
  • Connecting onboard systems with shore-based fleet managementnot StormGlass

StormGlass

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

Where each one falls short

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

NAVTOR

  • Specialized product focused only on maritime industry, not suitable for other domains
  • Requires subscription to PRIMAR or IC-ENC chart sources

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

NAVTOR

$200/month
  • NavStation$500/month
    • Digital charts
    • Passage planning
    • Compliance tools

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 NAVTOR if

  • You need digital chart services.
  • You also want passage planning.
NAVTOR 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 NAVTOR or StormGlass better?
Neither clearly leads. NAVTOR starts at $200/month and StormGlass at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, NAVTOR or StormGlass?
StormGlass has a free tier; the other does not. Paid plans start at $200/month for NAVTOR and Free for StormGlass.
Does NAVTOR or StormGlass run on more platforms?
NAVTOR 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. NAVTOR starts at $200/month.
What is NAVTOR best used for?
NAVTOR is most often used for planning routes with weather integration and enc charts, monitoring vessel emissions and uk ets regulatory compliance, replacing paper logbooks with digital navigational records, connecting onboard systems with shore-based fleet management. Of those, planning routes with weather integration and enc charts and monitoring vessel emissions and uk ets regulatory compliance are not what StormGlass is typically brought in for.
What can NAVTOR do that StormGlass cannot?
NAVTOR covers Digital chart services, Passage planning, Compliance management, Fleet monitoring. StormGlass covers Marine weather data, Wave forecasts, Tide data, Historical weather. Both handle Api support.

Answered from the vendors’ own pages

NAVTOR: What are Electronic Navigational Charts (ENCs)?

ENCs are official digital charts used for maritime navigation. NAVTOR distributes ENCs from PRIMAR and IC-ENC in S-63 format and NAVTOR SENC format, covering over 15,800 official charts.

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
NAVTOR: What is NAVTOR's PAYS pricing model?

PAYS (Pay As You Sail) charges vessels only for the chart cells they pass through during a voyage, while allowing navigators free access to any ENC for planning purposes before sailing.

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
NAVTOR: What is NavStation used for?

NavStation is NAVTOR's voyage planning software that integrates official ENC charts with overlays of navigational data to assist in route planning and voyage optimization.

Source
StormGlass: Is annual billing available?

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

Source
NAVTOR: What platforms does NAVTOR serve?

NAVTOR focuses on the maritime shipping industry, serving vessel operators, fleet managers, and navigation professionals with e-Navigation solutions and digital logbooks.

Source
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