Our online construction calculators were designed by BuildBook to help builders and remodelers save time and money by providing a quick and free way to calculate the most critical parts of the job.

Calculate the length of a construction project in days, weeks, and months

Calculate the time and revenue won and lost each year generating estimates

Calculate the quantity of drywall sheets, joint compound, tape, and screws you'll need for a project

Determine how much to charge per hour as a general contractor, subcontractor, or handyman

Calculate the quantity and total cost of concrete blocks needed based on the dimensions of a wall.

Calculate how much construction revenue you need to achieve your net profit goal

Quickly determine the number of studs you need and the total cost to build a wall

Calculate your total construction costs based on line items, rates, and quantities

Find the total square footage of a square, rectangular, circular, or triangular area

Calculate the amount of concrete needed in cubic feet, yards, and bags for a concrete slab

Find the total and hourly labor cost with total labor burden for any construction project

Quickly estimate the total board feet and the cost per foot of your lumber for a project

Discover what to charge and find your profit margin based on your markup percentage

Discover what to charge and find your markup percentage based on your target profit margin

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(Yep, it’s totally free. No fine print other than what you're reading now.)