Skip to content
Roofers LabToolsMain site

Field estimating tools

Free roofing calculators

Six focused tools for measuring quantities, direct costs, and roof job profit from your own field numbers and rates.

No signup. Calculations stay in your browser. Verify field measurements, product coverage, and local rates before ordering or contracting work.
  1. 01

    Roof Area Calculator

    Turn plan dimensions and pitch into roof area, squares, and bundles.
    OutputArea, squares & bundlesOpen calculator →
  2. 02

    Metal Roof Calculator

    Estimate metal panels, panel footage, and direct installation cost.
    OutputPanels, footage & costOpen calculator →
  3. 03

    Gambrel Roof Calculator

    Measure both gambrel slopes from a real break point.
    OutputSlopes, area & bundlesOpen calculator →
  4. 04

    Gutter Calculator

    Estimate actual gutter and downspout quantities and replacement cost.
    OutputLinear feet & costOpen calculator →
  5. 05

    Soffit Calculator

    Estimate soffit area, panels, cartons, and replacement cost.
    OutputArea, cartons & costOpen calculator →
  6. 06

    Roof Profit Calculator

    Price a roof from true cost, margin, markup, and profit.
    OutputPrice, margin & profitOpen calculator →