Concrete calculator
Concrete slab calculator
Estimate wet concrete volume and common bag quantities for a rectangular slab.
Open calculatorMeasure Materials
Construction material calculators and cutting optimizers
Free tools for practical quantity estimates and efficient sheet or board cutting plans—each with clear formulas, assumptions, and units.
Explore the calculatorsFocused scope
Eleven material calculators and optimizers
Choose the kind of quantity you need to plan. Every tool opens directly—no filters or setup step.
Materials
Volume, weight, and bag quantities for bulk materials.
Surfaces and interiors
Coverage and piece counts for rooms, walls, floors, and roofs.
Material calculator
Paint calculator
Estimate paint required from wall area, openings, coats, and coverage.
Open calculator Surface calculator
Tile calculator
Estimate rectangular tiles and whole boxes using a row-and-column layout.
Open calculator Wall material calculator
Drywall calculator
Estimate whole drywall sheets for identical rectangular wall surfaces.
Open calculator Floor material calculator
Flooring calculator
Estimate flooring pieces and whole boxes for a rectangular room.
Open calculator Roof area calculator
Roofing calculator
Estimate pitch-adjusted material area for a rectangular roof plane.
Open calculatorLinear planning and cutting
Run lengths and efficient cutting plans for stock materials.
Linear material calculator
Fence calculator
Estimate posts and effective run length for one straight fence line.
Open calculator Woodworking optimizer
Sheet cut optimizer
Build an efficient rectangular cutting plan for plywood and other sheet materials.
Open calculator Woodworking optimizer
Board cut optimizer
Plan efficient linear cuts for timber, trim, pipe, and other stock lengths.
Open calculatorBuilt for the job at hand
Useful answers without unnecessary complexity.
Clear inputs
Every value carries an explicit unit and practical guidance.
Auditable results
Methods, waste allowances, and rounding are visible.
Designed for the site
A restrained, mobile-first experience keeps the result in focus.