Concrete Slab & Footing Calculator
See your slab or perimeter footing in 3D. Estimate concrete, bags, gravel and a rebar grid, then turn quantities into a bid.
Shape a slab. Raise a roof. Lay out a wall. These visual construction calculators connect your measurements to material quantities and a reviewable bid.
See your slab or perimeter footing in 3D. Estimate concrete, bags, gravel and a rebar grid, then turn quantities into a bid.
Raise the roof with a pitch slider. Calculate sloped area, roofing squares, bundles and underlayment for a simple gable or hip roof.
Build a live wall elevation with studs, plates and corner allowances. See your cut length, purchase count and framing bid.
Preview staggered sheets on a wall or ceiling. Estimate sheet purchases, joint tape, compound buckets and the installed bid.
Shape a rectangle, L-shaped room or draggable polygon. Convert measured area into flooring, tile boxes or wall-paint gallons.
Shape a gravel pad, trench or conical pile. Convert volume to cubic yards and U.S. short tons using your supplier's density.
Explore editable low-to-premium construction cost scenarios with a live spectrum and material/labor breakdown. Your ranges, your region.
Create a private, printable estimate or invoice with itemized work, tax, discounts, retainage and payment terms. No sign-up or email capture.
Prepare California, Texas and Florida lien-waiver forms, a Florida Notice to Owner, or a clearly labeled general draft. Review before signing.
Quantity estimates are the start. Check overhead, labor recovery, margin and payment timing with the financial tools.