Software · head to head
NAPA vs Clarksons

Clarksons
Software
World's leading shipbroker and data provider
- From
- $3000/month
- Rated
- -
The short version
- Each has a real cost: NAPA the Internet Archive's capture of NAPA's homepage on 1 January 2020 named six distinct maritime software products, NAPA Loading Computer, NAPA Emergency Computer, NAPA Logbook, NAPA Fleet Intelligence, NAPA Voyage Optimization and ClassNK-NAPA GREEN, with no price figure published for any.; Clarksons uK government contract award notice on find-tender.service.gov.uk shows a Clarkson Research Services Limited data subscription contract valued at 6,500 GBP excluding VAT (7,800 GBP including VAT) for the period 1 November 2025 to 31 October 2026
- They diverge on capability: NAPA covers Ship design, Clarksons covers Market intelligence.
Where they differ
Only the attributes on which NAPA and Clarksons actually diverge.
Identical on both: free tier (No), user rating (Not yet rated), category (Unknown).
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 NAPA
- Ship design
- Stability calculation
- Voyage optimization
- Performance monitoring
- CAD systems
- Fleet management
- Weather routing
- Windows support
Only in Clarksons
- Market intelligence
- Fleet database
- Freight rates
- Research reports
- API
- Excel add-in
- Data exports
- Api support
Both cover
- Web support
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
NAPA
- The Internet Archive's capture of NAPA's homepage on 1 January 2020 named six distinct maritime software products, NAPA Loading Computer, NAPA Emergency Computer, NAPA Logbook, NAPA Fleet Intelligence, NAPA Voyage Optimization and ClassNK-NAPA GREEN, with no price figure published for any.
Clarksons
- UK government contract award notice on find-tender.service.gov.uk shows a Clarkson Research Services Limited data subscription contract valued at 6,500 GBP excluding VAT (7,800 GBP including VAT) for the period 1 November 2025 to 31 October 2026
Pricing, plan by plan
NAPA
$5000/year- Fleet Intelligence$15000/year
- Voyage optimization
- Performance monitoring
- Analytics
Clarksons
$3000/month- Shipping Intelligence Network$5000/month
- Market data
- Fleet database
- Research reports
Which should you pick?
Choose NAPA if
- You need ship design.
- You work on Windows, Web.
- You also want stability calculation.
Choose Clarksons if
- You need market intelligence.
- You work on Web, Api.
- You also want fleet database.
Questions people ask
- Is NAPA or Clarksons better?
- Neither clearly leads. NAPA starts at $5000/year and Clarksons at $3000/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, NAPA or Clarksons?
- NAPA starts at $5000/year and Clarksons at $3000/month.
- Does NAPA or Clarksons run on more platforms?
- NAPA runs on Windows, Web. Clarksons runs on Web, Api.
- What can NAPA do that Clarksons cannot?
- NAPA covers Ship design, Stability calculation, Voyage optimization, Performance monitoring. Clarksons covers Market intelligence, Fleet database, Freight rates, Research reports. Both handle Web support.
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