Boating Tools & Calculators
Free, practical tools for every boater — budget a boat loan and the real cost of ownership, price the fuel for a day on the water, weigh your rig before you tow, size your anchor and rode, and find the boat size that fits how you'll actually use it.
💰 Boat Loan Calculator
Turn a boat's price, your down payment and trade-in, the APR, and the term into a monthly payment — plus the total interest and the true cost of the loan
⛽ Boat Fuel Cost Calculator
Price a day on the water from your engine's gallons-per-hour burn rate, the hours you'll run or the distance and cruising speed, and the dock fuel price — with twin-engine support
🛠️ Boat Maintenance Cost Calculator
Estimate a year of ownership with the ~10%-of-value maintenance rule of thumb plus your storage, insurance, and winterization — annual and monthly totals, line by line
🚛 Boat Trailer Weight Calculator
Add boat, engine, fuel, water, gear, and trailer into your true gross towing weight, then check it against your vehicle's rating with the 80% safety-margin guideline
⚓ Anchor Size Calculator
Get a fluke-anchor weight range for your boat length and conditions, the matching chain diameter, and the rode to pay out at the classic 7:1 scope
🚤 Boat Size Guide
Tell it your primary activity, passenger count, and the water you'll boat on, and get a recommended length range with one or two boat types that fit