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Calculate room square footage
MeasurementCalculate concrete volume needed
Concrete & MasonryCalculate paint needed
Wall & CeilingCalculate flooring materials
FlooringAdd, subtract feet and inches
MeasurementCalculate tiles needed
FlooringCalculate drywall sheets needed
Wall & CeilingCalculate concrete for driveway
Driveway9 calculators
Lumber, framing, and trim calculation tools for professional woodworking
Calculate board and batten spacing
Calculate board feet for lumber
Calculate framing materials needed
Calculate lumber weight
Calculate plywood sheets needed
Calculate rafter lengths
11 calculators
Concrete volume, blocks, and masonry material calculations
Calculate mortar needed for blocks
Calculate concrete blocks needed
Calculate concrete fill for blocks
Calculate concrete volume needed
Calculate concrete for footings
Calculate concrete mix ratios
6 calculators
Deck boards, pavers, and outdoor structure calculations
Calculate baluster spacing
Calculate deck boards needed
Calculate deck stain needed
Calculate paver base material
Calculate pavers needed
Calculate polymeric sand needed
4 calculators
Asphalt, concrete, and gravel driveway calculations
Calculate asphalt needed
Calculate asphalt sealer needed
Calculate concrete for driveway
Calculate gravel for driveway
4 calculators
Fence materials, posts, and staining calculations
Calculate fence materials needed
Calculate fence stain needed
Calculate concrete for posts
Calculate vinyl fence materials
4 calculators
Carpet, tile, and flooring material calculations
Calculate carpet needed
Calculate flooring materials
Convert linear to square feet
Calculate tiles needed
14 calculators
Mulch, gravel, soil, and landscaping material calculations
Calculate acreage from dimensions
Calculate elevation grade
Calculate grass seed needed
Calculate gravel volume needed
Calculate lawn mowing time
Calculate mulch needed
16 calculators
Volume, area, and unit conversion calculators
Calculate cubic feet volume
Calculate cubic inches volume
Calculate cubic meters volume
Calculate cubic yards volume
Calculate cylinder cubic feet
Calculate cylinder cubic yards
7 calculators
Flow rate, BTU, and HVAC system calculations
Calculate cubic feet per minute
Calculate flow rate
Calculate furnace BTU needed
Calculate pipe volume
Calculate refrigerant charge
Calculate water velocity
6 calculators
Roofing materials, pitch, and sheathing calculations
Calculate ice shield needed
Calculate metal roofing materials
Calculate plywood for roofing
Calculate roof pitch
Calculate roof snow load
Calculate roofing materials
5 calculators
Siding, brick, and exterior material calculations
Calculate board siding materials
Calculate bricks needed
Calculate clapboard siding
Calculate siding materials
Calculate vinyl siding needed
3 calculators
Drywall, paint, and wall covering calculations
Industry-standard calculations trusted by contractors nationwide
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Formulas validated by construction professionals with built-in waste factors.
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From concrete to carpet, we have every construction calculation covered.
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Trusted by contractors, builders, and DIY enthusiasts nationwide
"These construction calculators have saved our company thousands in material costs and prevented countless ordering errors. The concrete and framing calculators are essential tools for our daily estimates."
Robert Thompson
General Contractor
Thompson Construction LLC
Commercial Renovation
"I used the concrete, drywall, and paint calculators for my basement remodel. Ordered exactly the right amount of materials and stayed under budget! Highly recommend for any DIY project."
Jennifer Martinez
DIY Homeowner
Homeowner
Basement Remodel
"The measurement converters and material calculators are incredibly accurate. We use them for all our project bids now. The square footage calculator alone has streamlined our estimation process."
Michael Chen
Project Manager
BuildRight Inc.
Multi-unit Housing
"The landscaping calculators—especially mulch, gravel, and sod—are perfectly calibrated for real-world conditions. My clients appreciate the accurate quotes, and I save hours on calculations."
Sarah Williams
Landscape Architect
Green Spaces Design
Residential Landscaping
Get accurate material estimates in seconds. All 89 calculators are completely free—no signup required.