Irregular Area Calculator (Shoelace)

1 · Load Image

Drop image here or click to browse
(PNG, JPG, BMP, GIF, TIFF, PDF)

No file loaded.

2 · Scale

Scale ratio

The Scale tool lets you click two points on the image that represent 1 ft in real life. The pixel distance is measured and combined with the ratio above to set the px-per-foot factor.

Scale line: not set

3 · Tools

Select a tool then interact with the canvas.

4 · Results

Area: —

Trace an area to see side lengths.

Canvas

Load an image to begin.