Marine navigation Calculators: All 48 Tools
Every marine navigation calculator on CalculatorHub, 48 in total, listed alphabetically. Each one is free, works in your browser with no signup, and shows the method it uses. Where a result depends on an external rate, standard or dataset, the supporting source is shown on the page with the date it was last checked. Prefer to search across all 6,718 calculators? Use the tool finder.
- Anchor Rode Scope Calculator: Depth and Freeboard
- Anchor Scope Calculator: Rode Length for Safe Anchoring
- Beaufort Wind Scale Calculator: Force from Speed
- Boat Displacement Calculator: Weight from Volume
- Boat Fuel Range Calculator: How Far Can You Go?
- Boat Ownership Cost Calculator: True Annual Cost of Owning a Boat
- Boat Trailer Tongue Weight Calculator: Proper Hitch Load
- Boat Trim Ballast Calculator: Ballast Moment for Trim
- Boat Winterization Cost Calculator: Estimate Lay-Up Costs
- Compass Deviation Calculator: True Magnetic Compass
- Course to Steer Calculator: Correct Heading for Current
- Dead Reckoning Position Calculator: Course Speed Time
- Depth Sounder Correction Calculator: Transducer Offset
- Dipping Distance of Light Calculator
- Displacement Hull Fuel Calculator
- Displacement-Length Ratio Calculator
- Distance Off by Two Bearings Calculator
- Distance to Horizon Calculator: Height to Nautical Miles
- Draft and Displacement Calculator: Boat Buoyancy
- Draft Survey Cargo Calculator: Weight Loaded
- Draft Tube Efficiency Calculator: Hydraulic Turbine Draft Tube
- Great Circle Bearing Calculator: Initial Course Between Points
- Hull Speed Calculator: Displacement Boat Maximum Speed
- Leeway Correction Calculator: Course Made Good
- Light Visibility Range Calculator: Geographic and Luminous
- Marine ETA Calculator: Distance Speed to Arrival Time
- Marine Speed Distance Time Calculator
- Metacentric Height Calculator: GM Stability
- Nautical Distance (DR) Calculator 2026: Distance from Speed and Time
- Nautical ETA Calculator: Time to Destination by Sea
- Propeller Pitch Speed Calculator: Theoretical MPH
- Range of Lights Calculator: Geographic Visibility
- Rhumb Line Distance Calculator: Constant Bearing Course
- Running Fix Calculator: Position from Two Bearings and Run
- Sail Area-Displacement Ratio Calculator
- Sailing VMG Calculator: Velocity Made Good Upwind/Downwind
- Set and Drift Calculator: Current Effect on Course
- Speed Distance Time Nautical Calculator: Knots, NM, Hours
- Speed Made Good Calculator: Distance and Time
- Tidal Current Velocity Calculator: Rule of Twelfths
- Tidal Vector Calculator: Combine Boat and Tide Vectors
- Tide Rule of Twelfths Calculator: Interpolated Tide Height
- Under-Keel Clearance Calculator: Safe Water
- Vessel Fuel Consumption Calculator: GPH, Range, Cost
- Vessel Fuel Range Calculator
- Vessel Trim Calculator: Bow and Stern Draft
- Water Provisioning Calculator: Crew, Days, Daily Need
- Wave Period and Wavelength Calculator: Deep Water Waves