Woodworking Calculators - Free Calculators for DIY Projects

Board Feet Calculator

Calculate board feet for one board or an entire lumber order with waste factor and cost estimate.

Estimate how much wood stain you need for decks, fences, furniture, and siding by surface area and coat count.

Calculate dovetail pin and tail spacing for any board width with even, proportional layout.

Calculate the maximum safe load for any shelf based on material, thickness, span, and support spacing.

Calculate the correct dado depth, width, and shelf fit for cabinet and bookcase joinery.

Estimate how much a wood board will shrink or expand as moisture content changes during drying or seasonal movement.

Calculate how much wood finish you need for any project by surface area, finish type, and number of coats.

Calculate miter and bevel angles for frames, molding, polygon shapes, and compound cuts.

Calculate how many sheets of plywood you need to build a cabinet carcass with a full cut list.

Find the ideal workbench height for your body and the type of work you do to reduce fatigue and improve accuracy.