Know what your project needs before you buy.
Fast, practical calculators for measurements, materials and project quantities—made for US homeowners and DIYers.
Estimate concrete without hiding the assumptions.
Change the measurements and waste allowance. The complete page explains the formula, bag conversion, measurement process and buying considerations.
Compare up to three scenarios
Capture the current result, change one or more inputs, and see the options side by side. The first option becomes your baseline.
Your live calculator remains unchanged. Capture it only when you want a comparison point.
Save this estimate as a project section
Name rooms, roof planes, yard areas or other sections separately. CalcurHome will combine compatible results from this calculator on this device.
No account or personal information required. Data remains in this browser until you delete it or clear browser storage.
View all saved project estimatesOne home. 11 calculation families.
Start with dimensions, then move into the material-specific quantity, packaging or layout tool your project needs.
Area & volume
Convert room, wall and project measurements into square feet, cubic feet and cubic yards.
Measurement & framing
Calculate board feet, linear feet, framing, stairs, baseboard, wainscoting and equal board-and-batten layouts.
Room layout & decor
Plan recessed lighting, TV viewing distance, curtain fullness, rug fit and evenly spaced wall art from real room measurements.
Concrete & masonry
Estimate concrete, blocks, brick, mortar, rebar, pavers and permeable-pavement layer quantities.
Landscaping
Plan drainage, rainwater, irrigation, planting, fertilizer, compost and bulk landscape materials.
Pools & spas
Estimate pool gallons, salt additions, circulation flow, pump runtime and operating energy.
Flooring & tile
Plan flooring, tile, grout, laminate, vinyl plank and carpet purchases with cut waste included.
Roofing & exterior
Calculate roof area, squares, shingles, pitch, metal panels, siding and gutters for planning.
Decks & fences
Estimate deck surface boards, fence panels, pickets and posts from a practical layout.
Paint, drywall & insulation
Estimate paint, drywall, joint compound, insulation, wallpaper and shiplap material quantities.
Home energy & comfort
Estimate EV charging, battery runtime, solar, generator load, ceiling-fan span and dehumidifier capacity.
Plan the projects homeowners are tackling now.
TV Size
Calculate a 16:9 TV size from seating distance and target viewing angle, then check viewing distance, dimensions, and angle for a planned TV.
Open calculator fertilizer calculatorFertilizer Calculator
Calculate fertilizer product pounds and bags from your measured area and the exact application rate printed on the product label.
Open calculator wainscoting calculatorWainscoting
Calculate equal wainscoting panel widths, stile and rail footage, backing-sheet quantity, and trim stock pieces with adjustable waste and coverage.
Open calculator ceiling fan size calculatorCeiling Fan Size
Compare room area per fan with the EPA ENERGY STAR blade-span guide, while accounting for fan count, an optional area adjustment, and clearance.
Open calculator french drain calculatorFrench Drain Calculator
Estimate French drain gravel, filter fabric and perforated pipe from trench dimensions and waste. Plan materials before confirming drainage design.
Open calculator solar panel calculatorSolar Panels
Estimate residential solar system size and panel count from annual electricity use, target offset, local energy yield, and panel wattage.
Open calculator board and batten calculatorBoard and Batten
Plan equal board-and-batten spacing from wall width and board width using a desired board count or clear gap, with precise left-edge layout marks.
Open calculator drywall mud calculatorDrywall Mud
Estimate drywall mud or joint compound gallons, whole pails, and joint tape from finished panel area, product coverage, container size, and allowance.
Open calculatorUseful answers, with the assumptions left visible.
Every tool states its formula, units, conversion factors, purchase rounding and material assumptions. Each page includes a direct answer, worked example, measurement guide and sources when a primary reference applies.
Read the complete methodologyUse project measurements. No account or upload is required.
See depth, density, coverage, waste and rounding choices.
Copy a clear quantity, then verify it with the product or supplier.