The boat
maintenance app.
Hullwise is a boat maintenance app built by a working boatbuilder, with an AI Part Finder, maintenance logs, checklists, practical repair guides, weather, tides and local marine trades.
No card needed. £1.99 a month after the trial, cancel any time.
RS Carpentry & Boatbuilding
What you get with Hullwise
Everything a boat owner needs, nothing they don't.
AI Part Finder
Photograph a worn part and get matching replacements to buy.
Logs & checklists
Keep services, hours and seasonal jobs in one place.
Repair guides
Step-by-step jobs written by a working boatbuilder.
Tides, weather & trades
Plan your day afloat and find local marine help.
Start your free 30-day trial
No card needed. £1.99 a month after the trial, cancel any time.
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Curated Guide Library
Deep-dive technical articles for long-term reliability.
Bleeding Air From Diesel Fuel Lines
A critical skill for every sailor. Learn how to restart your engine after running dry.
Re-bedding Deck Hardware
Stop the drips. How to properly seal cleats and stanchions to prevent core rot.
Battery Bank Health Testing
Don't get stranded. Use a multimeter to verify your house bank capacity.
How to Steam and Bend Timber
Build a steam box, steam oak for the right time, then bend planks and ribs into shape without splitting.
Haul out with ease.
Join boat owners managing their seasonal maintenance on Hullwise. Start your free 30-day trial — no card needed.