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Free Home Improvement & Construction Calculators
Estimate materials, dimensions, electrical values, project costs, and water volumes with lightweight calculators built for U.S. units.
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Concrete & Masonry
Concrete, cement, reinforcement, and masonry planning tools.
Roofing
Roof area, roofing materials, metal roofing, and replacement cost tools.
Landscaping
Soil, gravel, stone, sod, fertilizer, paver, and yard project tools.
Electrical
Voltage drop, conductor sizing, electrical load, and generator tools.
HVAC & Energy
Cooling load, HVAC replacement, insulation, and solar cost tools.
Painting & Drywall
Paint coverage, drywall materials, and professional painting cost tools.
Flooring & Tile
Flooring, carpet, tile, and grout quantity and cost tools.
Decks & Fences
Deck framing, materials, stain, fencing, and project cost tools.
Home Improvement Costs
Remodeling, additions, siding, windows, and major project cost estimators.
Plumbing & Water
Pipe volume, flow rate, pool volume, and septic sizing tools.
Popular planning tools
Aggregate Calculator
Free Aggregate Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Cement Calculator
Free Cement Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Concrete Driveway Calculator
Free Concrete Driveway Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Concrete Footing Calculator
Free Concrete Footing Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Concrete Mix Calculator
Free Concrete Mix Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Concrete Slab Calculator
Free Concrete Slab Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Concrete Yard Calculator
Free Concrete Yard Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Rebar Calculator
Free Rebar Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Retaining Wall Calculator
Free Retaining Wall Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Metal Roof Cost Calculator
Free Metal Roof Cost Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Metal Roofing Calculator
Free Metal Roofing Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.
Roof Cost Calculator
Free Roof Cost Calculator for U.S. projects. Get an instant estimate with a visible formula, worked example, assumptions, and practical guidance.