Start with a full takeoff.
Roof Material Takeoff Calculator
Turn a simple roof footprint, pitch, waste allowance, and edge measurements into a practical asphalt-shingle material list: roof area, squares, bundles, underlayment, ridge cap, drip edge, and nails.
Flagship takeoffConcrete Slab Calculator
Calculate cubic feet, cubic yards, ready-mix quantity, and bag counts for a rectangular concrete slab from length, width, thickness, and waste.
Flagship takeoffDrywall Material Calculator
Estimate drywall sheets, finishable square footage, joint tape, joint compound, and screws for a rectangular room with optional ceiling coverage.
Flagship takeoffRoom Paint Calculator
Estimate wall-paint gallons from room dimensions, doors, windows, number of coats, and the coverage rating of the paint you plan to use.
Flagship takeoffFlooring Material Calculator
Estimate flooring order square footage, boxes, and material cost from room dimensions, waste, box coverage, and price per box.
Flagship takeoffFence Material Calculator
Estimate posts, sections, rails, pickets, and concrete bags for a straight-run wood fence from length, spacing, gates, picket width, and post-hole dimensions.
Flagship takeoffContractor Markup & Margin Calculator
See the difference between markup and gross margin, and calculate the selling price required to hit a target margin on labor and materials.
Choose the project.
Roofing Calculators
Roofing takeoff tools for squares, bundles, pitch, underlayment, ridge cap, drip edge, nails, and pricing.
4 calculatorsConcrete Calculators
Concrete volume, bag, post-hole, slab, and material-cost estimators.
5 calculatorsDrywall & Paint Calculators
Drywall panels, joint compound, primer, and room-paint estimators.
4 calculatorsFlooring & Tile Calculators
Flooring boxes, tile quantity, baseboard, and material-cost planning tools.
7 calculatorsExterior & Landscape Calculators
Fence, deck-board, siding, insulation, mulch, gravel, and topsoil estimators.
3 calculatorsContractor Pricing Calculators
Markup, margin, labor/material job pricing, and material-markup math for contractors.
11 calculatorsHome Planning & Build Decisions
Build-vs-buy, remodel-vs-move, ADU payback, construction financing, labor burden and project-risk scenario tools.
Formula reference
Need the equation without opening every calculator? See the consolidated formula reference for plain-English formulas and worked examples.
Go deeper
Contractor Change Order Profit Impact Calculator
Price a change order after labor, materials, schedule delay, overhead, disruption, payment fees, commission and expected callback risk.
Advanced decision toolConcrete Bags vs Ready-Mix Cost Calculator
Compare bagged concrete with ready-mix after project volume, waste, bag price, mixing time, mixer rental, delivery, short-load fees and labor value.