Real formulas, cited standards, the math shown for every number. No sign-up — pick a trade below.
Runs on the same estimating engine ScopeLogic uses to price real jobs.Ready-mix order in cubic yards or metres, plus a full rebar grid — bars to buy, splices and cover to your spec.
Open the calculator →Add your rooms and get sheets (best size to cut seams), screws, tape and mud — per room and summed for the project.
Open the calculator →Footprint and pitch to squares, shingle bundles, underlayment, ridge cap, starter, drip edge and nails. Gable or hip.
Open the calculator →More trades coming. Free forever — no sign-up.
But a calculator only gets you a materials list
Every calculator above runs on the real ScopeLogic estimating engine. Inside the app, those quantities flow straight into a full estimate — companion materials, labour, your markup — and come out as a branded proposal your client can e-sign and pay online.
Free for 7 days — no charge today. Cancel anytime. Solo $39 · Crew $69 · Pro $99 /mo after trial.