Writing about roofing costs, home improvement or DIY building? Use anything on this page.
Short description
RoofingCalc Pro is a free set of roofing calculators that turns house measurements into roof pitch, area, materials and cost ranges, with the formula shown on every page.
Long description
RoofingCalc Pro helps homeowners, DIY builders and contractors plan roofing projects. It offers calculators for roof pitch, square footage, shingles, rafters, trusses, metal roofing, ventilation and snow load, plus 2026 cost ranges for replacement, repair, flat roofs and skylights. Every tool runs in the browser, needs no sign-up and explains its math. The site also lists top rated roofing companies in 20 US cities using public Google review data.
Key facts
- Over 30 free calculators and cost tools
- Roof pitch guides from 2/12 to 12/12
- Roofer lists for 20 US cities, ranked by Google reviews
- No sign-up, no paid rankings
Logo and images
Original research
Our Roofer Reviews Report 2026 ranks the 100 largest US cities by how easy it is to find a highly trusted roofer. Free to cite with a link, with an embeddable chart and CSV download.
Embed our calculator
Free to embed with credit. See the roofing calculator widget.
Press contact
Email [email protected].