Now in beta — free for early sailors
Your boat.
Your complete log.
Maintenance records, trip logs, budget tracking, and to-dos — all in one place. Works offline on any device. Built for sailors, by sailors.
Free forever for 1 vessel · No credit card needed
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Maintenance Logs
Track every repair, service, and part with photos, costs, and YouTube how-to links.
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Trip Journal
Log every voyage — crew, engine hours, fuel, weather, and highlights.
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Budget Tracker
Know exactly what your boat costs. Plan vs actual, by category and year.
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Task Lists
Never forget a job. Track to-dos with priorities, costs, and deadlines.
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Works without internet
Logging a passage in Desolation Sound with no signal? VesselOS works completely offline. Everything syncs automatically when you get back to wifi.