Roofing & Exterior Calculators
4 calculators4 free calculators for roofing & exterior homeowners.
Gutter Cost Estimator
Estimate what new gutters will cost to install. Compare vinyl, aluminum, steel, and copper by linear footage, add downspouts and gutter guards, and see a realistic low-to-high installed price range.
Paver Patio Material
Calculate every material for a paver patio or walkway — how many pavers (with pattern waste) plus the gravel base and bedding sand in cubic yards and tons.
Roof Replacement Cost
Estimate what a roof replacement will cost. Compare asphalt shingle, metal, and tile by roof size, pitch, and tear-off, and see a realistic low-to-high installed price range.
Shared Fence Cost Split
Splitting a property-line fence with a neighbor? Estimate the fence cost by material and length, set your agreed split, and see exactly what you owe versus what your neighbor pays.
About Roofing & Exterior Calculators
Your roof and exterior are your home's first line of defense against the elements, and they're also among the most expensive systems you'll maintain. A single miscalculation—whether it's underestimating shingle quantity, misjudging gutter capacity, or misunderstanding replacement costs—can leave you either overspending or underprepared for weather damage. Our roofing and exterior calculators eliminate guesswork by converting your specific measurements into accurate material lists, cost projections, and maintenance timelines. You'll know exactly how many squares of shingles you need, whether your gutters can handle your home's rainfall, and what realistic budgets look like for your climate and roof type.
These calculations matter because roofing and exterior decisions happen under time pressure. A storm damage assessment demands quick answers. A contractor quote needs verification. A DIY project requires precision.
Our tools let you input your home's actual dimensions and get reliable numbers in minutes rather than days. You can compare material options side-by-side, understand the real cost difference between asphalt and metal roofing, and plan maintenance spending before problems develop. Whether you're evaluating a contractor's estimate, planning a replacement project, or simply checking what you should realistically budget next year, having accurate calculations puts you in control of decisions that protect both your investment and your family's safety.