Home Calculators

Concrete Calculator

Calculate the concrete needed for slabs, footings, columns and steps, plus bags required.

Cement Calculator

Work out cement, sand and aggregate quantities for a concrete mix ratio.

Concrete Block Calculator

Estimate the concrete blocks and mortar needed for a wall.

Brick Calculator

Estimate how many bricks and how much mortar a wall needs.

Gravel Calculator

Calculate how much gravel you need in cubic yards, tons and bags.

Sand Calculator

Calculate the sand needed for an area in cubic yards, tons and bags.

Mulch Calculator

Find how much mulch you need for garden beds, in cubic yards and bags.

Topsoil Calculator

Calculate the topsoil needed for lawns and garden beds.

Asphalt Calculator

Estimate the tons of asphalt needed for a driveway or parking area, and the cost.

Cubic Yard Calculator

Convert length, width and depth into cubic yards, feet and meters.

Cubic Feet Calculator

Calculate cubic feet for boxes, rooms and cylinders from any units.

Square Feet Calculator

Calculate square footage for rooms and areas of several shapes.

Acre Calculator

Calculate the acreage of a plot from its dimensions and convert between land units.

Drywall Calculator

Estimate drywall sheets, screws, mud and tape for walls and ceilings.

Plywood Calculator

Calculate the plywood sheets needed to cover a floor, wall or roof.

Tile Calculator

Find how many tiles and boxes you need for a floor or wall, with waste.

Sod Calculator

Estimate the sod rolls or pallets needed to cover a lawn.

Siding Calculator

Estimate the siding squares needed for a house, minus doors and windows.

Paint Calculator

Work out how many gallons or liters of paint a room needs.

Roofing Calculator

Calculate roof area, pitch factor, squares and shingle bundles.

Wallpaper Calculator

Find how many rolls of wallpaper you need, including pattern repeat.

Stud Calculator

Calculate how many wall studs and plates you need for a wall.

Board Foot Calculator

Calculate board feet and lumber cost from thickness, width and length.

Water Tank Capacity Calculator

Calculate the volume of rectangular, cylindrical and capsule tanks in liters and gallons.

Rug Size Calculator

Find the right rug size for your living room, bedroom or dining room.

Curtain Size Calculator

Calculate curtain width and length for your window and fullness.

Ceiling Fan Size Calculator

Find the right ceiling fan blade span and mounting height for a room.

TV Size Calculator

Find the best TV size for your viewing distance, and screen width and height.

Picture Mat Size Calculator

Calculate mat board and frame sizes for artwork with even or weighted borders.

Tire Size Calculator

Decode tire sizes and compare diameter, sidewall and speedometer difference.