⌘K
We use cookies to improve your experience
We use essential cookies to make our site work. With your consent, we may also use non-essential cookies to improve user experience.
Two marine & boating tools, side-by-side. See which fits your task.
Marine & Boating
Calculate vessel displacement from hull dimensions and draft.
Open DisplacementMarine & Boating
Estimate maintenance costs based on engine hours and service intervals.
Open Engine HoursYour specific task is calculate vessel displacement from hull dimensions and draft. Open the page, drop your input, get the result — typically under a second.
Your goal is estimate maintenance costs based on engine hours and service intervals. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Displacement focuses on calculate vessel displacement from hull dimensions and draft; Engine Hours focuses on estimate maintenance costs based on engine hours and service intervals. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Displacement and Engine Hours work without signup. We only ask for an email if you decide to subscribe to a paid plan.