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Maritime · head to head

Portcast vs Spire Global Maritime

Portcast logo

Portcast

Maritime

AI-powered container tracking and ETA

From
$500/month
Rated
-
Full reviewWebsite
Spire Global Maritime logo

Spire Global Maritime

Maritime

Satellite-powered maritime data and analytics

From
$500/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Portcast pricing not published on homepage or dedicated pricing page; Spire Global Maritime now part of Kpler rather than Spire, and spire.com/maritime redirects into the Kpler site
  • They diverge on capability: Portcast covers Predictive ETAs, Spire Global Maritime covers Satellite AIS tracking.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Portcast and Spire Global Maritime actually diverge.

Attributes where Portcast and Spire Global Maritime differ
AttributePortcastSpire Global Maritime
PlatformsWeb, ApiApi, Web
Founded20182012

Identical on both: starting price ($500/month), pricing model (subscription), free tier (No), 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 Portcast

  • Predictive ETAs
  • Container tracking
  • Exception alerts
  • Port congestion data
  • TMS platforms
  • ERP systems
  • Shipping lines

Only in Spire Global Maritime

  • Satellite AIS tracking
  • Global coverage
  • Predictive analytics
  • Dark vessel detection
  • REST API
  • Streaming API
  • AWS S3
  • Snowflake

Both cover

  • Web support
  • Api support

What people use each for

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

Portcast

  • Real-time container and air cargo tracking across carriersnot Spire Global Maritime
  • Predicted ETAs and delay forecasting for ocean freightnot Spire Global Maritime
  • Port congestion monitoringnot Spire Global Maritime
  • Auditing freight invoices automaticallynot Spire Global Maritime
  • Feeding predicted arrival data into a TMS or ERPnot Spire Global Maritime

Spire Global Maritime

  • Satellite and terrestrial AIS vessel trackingnot Portcast
  • Predicted destinations, ETAs and arrival eventsnot Portcast
  • Historical AIS going back more than ten yearsnot Portcast
  • Vessel particulars and ownership lookupsnot Portcast
  • Sanctions and insurance screening against vessel movementsnot Portcast

Where each one falls short

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

Portcast

  • Pricing not published on homepage or dedicated pricing page
  • No free tier or trial information disclosed
  • Features and billing model not detailed publicly

Spire Global Maritime

  • Now part of Kpler rather than Spire, and spire.com/maritime redirects into the Kpler site
  • Pricing is not published
  • Sold as a data feed to be consumed through APIs, Snowflake, NMEA streams or FTP, so it needs engineering work before it is useful

Pricing, plan by plan

Portcast

$500/month
  • Professional$1500/month
    • AI-powered ETAs
    • Container tracking
    • Analytics

Spire Global Maritime

$500/month
  • Professional$2000/month
    • Low-latency data
    • Behavior analytics
    • Predictive ETAs

Which should you pick?

Choose Portcast if

  • You need predictive etas.
  • You work on Web, Api.
  • You also want container tracking.
Portcast review

Choose Spire Global Maritime if

  • You need satellite ais tracking.
  • You work on Api, Web.
  • You also want global coverage.
Spire Global Maritime review

Questions people ask

Is Portcast or Spire Global Maritime better?
Neither clearly leads. Portcast starts at $500/month and Spire Global Maritime at $500/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Portcast or Spire Global Maritime?
Portcast starts at $500/month and Spire Global Maritime at $500/month.
Does Portcast or Spire Global Maritime run on more platforms?
Portcast runs on Web, Api. Spire Global Maritime runs on Api, Web.
What is Portcast best used for?
Portcast is most often used for real-time container and air cargo tracking across carriers, predicted etas and delay forecasting for ocean freight, port congestion monitoring, auditing freight invoices automatically. Of those, real-time container and air cargo tracking across carriers and predicted etas and delay forecasting for ocean freight are not what Spire Global Maritime is typically brought in for.
What can Portcast do that Spire Global Maritime cannot?
Portcast covers Predictive ETAs, Container tracking, Exception alerts, Port congestion data. Spire Global Maritime covers Satellite AIS tracking, Global coverage, Predictive analytics, Dark vessel detection. Both handle Web support, Api support.

Answered from the vendors’ own pages

Portcast: Where can I find Portcast pricing?

Portcast does not display pricing information on their website. They direct inquiries to Book a demo or Get in Touch options on their homepage for pricing and plan details. Source: https://www.portcast.io

Source
Spire Global Maritime: What maritime data does Spire Global provide?

Spire Global maritime services provide satellite-based vessel tracking and monitoring. The platform offers real-time data on ship locations, movements, and maritime activities for commercial and government use.

Source
Portcast: Does Portcast offer a free trial or demo?

Portcast emphasizes booking a demo as the primary way to learn about features and pricing. No free tier details are described on their homepage. Source: https://www.portcast.io

Source
Spire Global Maritime: How much does Spire Global Maritime cost?

Spire Global does not publish standard pricing for maritime data services. Pricing is determined based on data access level, update frequency, and specific use case. Customers should contact Spire directly for custom quotes.

Source
Portcast: Is Portcast supply chain visibility software priced per user or by usage?

Portcast does not disclose their pricing model publicly. Contact their sales team through their website's demo booking or contact form to discuss per-user, usage-based, or other billing options. Source: https://www.portcast.io

Source
Spire Global Maritime: What industries use Spire's maritime data?

Spire Global maritime data serves shipping companies, maritime insurance, government agencies, and maritime research organizations. The service supports vessel tracking, compliance monitoring, and maritime intelligence operations.

Source
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