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All tools are mobile-friendly and designed for use on the job site
Industry formulas · Used by 500+ contractors daily
Roof Square Footage Calculator
Calculate roof square footage from dimensions and pitch
CalculatorsShingle Calculator
Estimate materials needed for your roofing project
MaterialsRoofing Job Cost Estimator
Roofing job cost per square estimator
CalculatorsRoof Pitch Calculator
Calculate roof pitch, angle, and multiplier
CalculatorsNailing Guide
Visual nailing patterns for shingles
CalculatorsRepair vs Replace Calculator
Repair or replace roof decision tool
CalculatorsMetal Roofing Calculator
Metal roofing panel and material estimator
CalculatorsRoofing Permit Requirements Finder
Find local permit requirements by zip code
PermitsTear-Off Debris Calculator
Tear-off debris weight and dumpster size
CalculatorsRoof Cost by Zip Code
Regional roof cost by zip code
CalculatorsAttic Ventilation Calculator
Calculate proper attic ventilation requirements
VentilationRidge Cap Calculator
Ridge and hip cap linear feet and bundles
CalculatorsUnderlayment Calculator
Calculate underlayment rolls and costs
MaterialsRoofing Labor Estimator
Calculate crew size and project timeline
EstimationRoof Lifespan Calculator
Roof age and remaining life estimator
CalculatorsGutter Size Calculator
Calculate gutters, downspouts, and materials
DrainageContractor Markup Calculator
Contractor markup and profit margin
CalculatorsFlat Roof Calculator
EPDM TPO flat roof membrane calculator
CalculatorsTile & Slate Roof Calculator
Tile and slate roofing material calculator
CalculatorsWind Zone Lookup
Check wind speed requirements for your area
CalculatorsFlashing Calculator
Calculate flashing materials for your roofing project
CalculatorsSnow Load Calculator
Calculate snow loads with drift and unbalanced provisions
CalculatorsSoffit Vent Calculator
Calculate soffit vent requirements per IRC code
CalculatorsRafter calc
Calculate rafter length and cuts
CalculatorsIce dam calc
Ice dam prevention calculator
CalculatorsChimney & Skylight Flashing Calculator
Calculate flashing requirements for roof penetrations including chimneys, skylig
MaterialsValley Flashing Calculator
Calculate valley flashing requirements for roofing projects. Supports open, clos
MaterialsWhy Roofers Love These Tools
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Built using industry-standard formulas with waste factors included.
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