Dataloyvs
MarineTraffic


MarineTraffic: Global ship tracking intelligence

Voyage management and operations
As of 30 August 2026, Dataloy starts at $1500/month. Dataloy provides voyage management systems (VMS) for ship owners, operators, and charterers. Softwr lists it under Maritime. Dataloy is made by Dataloy Systems, launched in 1987, available on Web, Windows.
Overview
Dataloy provides voyage management systems (VMS) for ship owners, operators, and charterers. Their platform handles voyage planning, operations, demurrage calculations, and commercial management for tanker and dry bulk shipping.
The honest half
Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Dataloy.
Cross-shopped
Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.


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Pricing
Taken from the vendor's own pricing page. Prices move, so check before you buy.
VMS Pro
$3,000 /mo
Capabilities
Voyage planning
Operations management
Demurrage calculation
Bunker planning
ERP systems
Integration with ERP systems
Accounting
Integration with Accounting
Market data
Integration with Market data
Web support
Available on web
Windows support
Available on windows
Answered, with sources
Each answer names the page it came from, so you can check it rather than take our word for it.
Sedna does not publish pricing on their website. Costs are custom per organization and require contacting their sales team through the Speak to the Team form or Talk to Us call-to-action.
SourceSedna operates on a custom pricing model where costs are determined based on specific organizational needs, product selection, team size, and integration requirements. Contact their team for a personalized quote.
SourceSubmit the Speak to the Team contact form with company information, vertical market, and location. Alternatively, use the Talk to Us button or visit their contact page to connect with the sales team.
SourceBehind it
Keep looking
Dispatch, maintenance, compliance and crewing software built for tug, barge and workboat fleets
Ship management suite covering purchasing, maintenance, crewing and safety in one database
Voyage optimisation, bunker procurement and emissions reporting for shipping, priced per vessel per module
Vessel data infrastructure and satellite connectivity sold as a per-vessel subscription
Marina, harbour and boatyard management software for United Kingdom and European operators
Dry stack, boat club and boat rental operations software with member launch scheduling
Dispatch, maintenance, compliance and crewing software built for tug, barge and workboat fleets
Softwr does not host reviews and shows no star rating for Dataloy, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.
What people switch to, and what they give up
Every tier, and where the cost actually lands
Put it head to head with anything we hold
Its rating, and an embed for your own site
Real-time seaborne energy cargo flow data sold as a subscription to a feed, not an application
quoteVessel performance, emissions compliance and voyage optimisation built on NAPA hydrodynamic ship models
quoteIntegrated voyage planning, fleet performance and compliance reporting for shipowners
quoteVoyage optimisation, bunker procurement and emissions reporting for shipping, priced per vessel per module
quotePort clearance and ship-to-shore reporting software that assembles the documents a vessel needs before arrival
quoteVessel data infrastructure and satellite connectivity sold as a per-vessel subscription
quoteMachine learning vessel performance models for voyage and commercial decisions, embedded in partner platforms
quoteMarina, harbour and boatyard management software for United Kingdom and European operators
quote