Click on the canvas to place points. After the first point, you'll be prompted to enter the real-life length of each segment. The canvas will automatically adjust its scale to fit your shape.
Calculating the area of an irregular shape doesn't have to be a manual headache. Whether you are measuring a backyard for landscaping, a floor for tiling, or a complex building footprint, ShapeCalc simplifies the process for industry professionals and homeowners alike.
Import your drawing and set the scale using a known dimension. This ensures every pixel accurately represents real-world meters.
Use our advanced snapping tools (90°, 45°, 30°) to trace corners perfectly, even on complex architectural plans.
Quickly determine the square meterage of irregular slabs or footing trenches to calculate exact concrete volume needs, reducing waste and cost.
Measure complex roof facets or wall elevations to estimate shingles, metal sheets, or weatherboard quantities with high precision.
Ideal for estimating mulch, turf, or excavation volumes for curved garden beds and asymmetrical property boundaries.
ShapeCalc is a free, browser-based utility designed for contract administrators, estimators, and renovators looking for a fast, no-sign-up alternative to expensive CAD software.