Construction Calculators

Calculate area, volume, material weight, and liquid coverage for your next project.
Check dimensions and units, and allow separately for waste and tolerances.

Volume Calculator

Measure space in three dimensions.

Size to Weight Calculator

Estimate material weight using size and density.

Area Calculator

Calculate surface area from dimensions.

Gallons per Square Foot

Calculate liquid quantity per unit of area.

About CalcGenius

Practical tools to help you calculate, plan, and get things done.