Woodworking Calculators
Free woodworking calculators.
Board feet, wood movement, joinery, and project planning tools.
Board Foot Calculator
Calculate board feet of lumber from thickness, width, and length. Price your wood purchases accurately for any woodworking project.
Dovetail Spacing Calculator
Calculate even dovetail tail and pin spacing for any board width and number of tails. Get consistent, beautiful hand-cut dovetail joints.
Wood Finish Coverage Calculator
Calculate how much wood finish, stain, varnish, or oil you need for any project. Avoid running out mid-coat or buying too much.
Wood Movement Calculator
Calculate how much wood will expand or contract seasonally. Essential for furniture makers, flooring installers, and cabinetmakers.