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Maritime · head to head

Alphaliner vs FleetMon

Alphaliner logo

Alphaliner

Maritime

Container shipping data and analysis

From
$800/month
Rated
-
Full reviewWebsite
F

FleetMon

Maritime

Track ships and manage fleets worldwide

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only FleetMon has a free tier, so it costs nothing to try first.
  • Each has a real cost: Alphaliner now delivered through AXSMarine rather than independently, and alphaliner.com redirects there; FleetMon service discontinued in January 2024 and fully phased out with transition to MarineTraffic
  • They diverge on capability: Alphaliner covers Fleet database, FleetMon covers Global vessel tracking.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Alphaliner and FleetMon actually diverge.

Attributes where Alphaliner and FleetMon differ
AttributeAlphalinerFleetMon
Starting price$800/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWebWeb, Ios, Android
Founded19982007

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 Alphaliner

  • Fleet database
  • Charter rate tracking
  • Capacity analysis
  • Market reports
  • Excel reports

Only in FleetMon

  • Global vessel tracking
  • Fleet management
  • Port statistics
  • Voyage tracking
  • REST API
  • Webhooks
  • Ios support
  • Android support

Both cover

  • Data exports
  • Web support

What people use each for

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

Alphaliner

  • Tracking liner services and containership deploymentsnot FleetMon
  • Port and terminal call analyticsnot FleetMon
  • Fleet monitoring with technical and commercial vessel datanot FleetMon
  • Suez and Panama canal traffic analysisnot FleetMon
  • Feeding shipping data into internal systems through the API hubnot FleetMon

FleetMon

No use cases recorded yet. See the FleetMon review.

Where each one falls short

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

Alphaliner

  • Now delivered through AXSMarine rather than independently, and alphaliner.com redirects there
  • Neither the subscription model nor any price is published
  • A market intelligence data service for shipping professionals rather than an operational tool

FleetMon

  • Service discontinued in January 2024 and fully phased out with transition to MarineTraffic
  • Free tier coverage was limited compared to premium plans requiring subscription fees
  • Data gaps in regions with poor terrestrial AIS infrastructure before satellite coverage was added

Pricing, plan by plan

Alphaliner

$800/month
  • Professional$1500/month
    • Fleet database
    • Charter rates
    • Weekly reports

FleetMon

Free
  • Professional$19/month
    • Unlimited fleet tracking
    • API access
    • Historical data

Which should you pick?

Choose Alphaliner if

  • You need fleet database.
  • You also want charter rate tracking.
Alphaliner review

Choose FleetMon if

  • You need global vessel tracking.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want fleet management.
FleetMon review

Questions people ask

Is Alphaliner or FleetMon better?
Neither clearly leads. Alphaliner starts at $800/month and FleetMon at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Alphaliner or FleetMon?
FleetMon has a free tier; the other does not. Paid plans start at $800/month for Alphaliner and Free for FleetMon.
Does Alphaliner or FleetMon run on more platforms?
Alphaliner runs on Web. FleetMon runs on Web, Ios, Android.
Can I use FleetMon for free?
Yes. FleetMon has a free tier, so you can try it without paying. Alphaliner starts at $800/month.
What is Alphaliner best used for?
Alphaliner is most often used for tracking liner services and containership deployments, port and terminal call analytics, fleet monitoring with technical and commercial vessel data, suez and panama canal traffic analysis. Of those, tracking liner services and containership deployments and port and terminal call analytics are not what FleetMon is typically brought in for.
What can Alphaliner do that FleetMon cannot?
Alphaliner covers Fleet database, Charter rate tracking, Capacity analysis, Market reports. FleetMon covers Global vessel tracking, Fleet management, Port statistics, Voyage tracking. Both handle Data exports, Web support.

Answered from the vendors’ own pages

Alphaliner: How much does Alphaliner cost?

Alphaliner does not publish pricing information on its website. Customers must book a demo or contact the sales team directly to receive a price quote tailored to their shipping and logistics needs.

Source
FleetMon: Does FleetMon work globally?

FleetMon had access to positions from both terrestrial AIS receiver stations and satellite AIS through partnership with exactEarth, providing undelayed signals from its network combined with global space-based tracking.

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

Alphaliner offers a demo booking option to evaluate the platform. Interested users can schedule a demonstration with the Alphaliner team to explore features including service tracking, port analytics, fleet monitoring, and API integration before purchasing.

Source
FleetMon: What happened to FleetMon after 2024?

FleetMon was phased out from January 2024 as part of its integration into MarineTraffic following Kpler's acquisition of both platforms in March 2023. The FleetMon brand no longer accepts new registrations or offers new services.

Source
FleetMon: Could you track individual vessels in real-time with FleetMon?

Yes, FleetMon Explorer provided live AIS vessel tracking with filtering by vessel class, flag, length, speed, navigational status and signal age, enabling real-time monitoring of individual ships from a global overview to single vessel level.

Source
FleetMon: What was the starting price for FleetMon Explorer?

FleetMon Explorer pricing started at €54 per month, with subscription plans offering varying levels of access including free basic plans and paid tiers with additional features like historical tracking up to three years back.

Source
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