Calcul de surface toiture is a free Android application developed by runapp, which helps in calculating the surface area of a roof. The app requires some basic data related to the roof and provides the surface area of the roof for roofing (sheet metal, copper, slate, zinc, etc.) as well as for insulation under the roof. The app also gives the length of the slopes, which can be used for sheet lengths, and the height of the ridge relative to the sewer. The distances are expressed in meters (m), areas in square meters (m²) and slopes in%. The app offers three types of roofs, including Single slopes (1 slope), Bi-slopes (2 slopes), and Quad-slopes (4 slopes).

The app is an estimation tool and is not responsible for any inconsistency in the calculations. The app does not require any personal information and is easy to use. Calcul de surface toiture can be a useful tool for architects, engineers, and roofing professionals. In case of any suggestions or improvements, the developer can be contacted through email. Overall, the app is a helpful tool for anyone working in the roofing industry.