Detect a tag

Upload or take a photo with a ScaleTag in it. The tag is located, decoded, and the image rectified to a flat view with known scale.

Image

Upload Camera

Choose an image or drop it here

JPEG, PNG, WebP…

Options

Correct lens distortionFits a radial lens model to the tag's edge pattern. Crop to contentKeep only the area inside the tag's frame.

Output resolution

Same as photo Custom

Apply to current image

No image yet. Choose one or use the camera.