Hello, Fellow Woodworker!

I'm Kevin, the developer behind this site. I built these calculators because I kept doing the same math over and over — board feet, lumber costs, joinery measurements, workshop planning. Instead of keeping a messy spreadsheet, I turned them into free tools anyone can use.

Why This Site Exists

Accurate measurements matter in woodworking. A wrong cut wastes material, time, and money. These calculators help you get the numbers right before you pick up a saw.

Every formula is based on industry standards from the National Hardwood Lumber Association (NHLA), OSHA workshop safety guidelines, and established engineering principles. Each calculator is tested against real-world projects to ensure accuracy.

What You'll Find Here

55+ Free Calculators

No registration, no fees — just useful tools

Material Estimation

Board feet, lumber costs, and material needs

Joinery Tools

Dovetails, mortise and tenon, and other joints

Workshop Planning

Dust collection, lighting, and layout calculators

Business Tools

Pricing and cost calculators for selling your work

Safety & Equipment

Safe speeds, airflow, and tool calculations

Accuracy

All calculators use standard woodworking formulas and industry practices, tested across real projects. While I strive for precision, always double-check critical measurements for your specific projects and consult material suppliers for current pricing.

Get in Touch

Have suggestions for new calculators or found an issue? I appreciate feedback! Visit the contact page to reach out.

Happy woodworking!
— Kevin