Extraction Tools
All tools run locally in your browser. No data is uploaded.
Pixel Distance Calculator
Calculate the exact Euclidean distance between two points in pixel space.
Linear Interpolator
Map a pixel coordinate to a data value on a linear axis.
Log Interpolator
Map a pixel coordinate to a data value on a logarithmic axis.
Aspect Ratio Calculator
Determine the exact aspect ratio of a chart bounding box.
Data Ink Contrast
Analyze the contrast ratio between data points and gridlines.
Extraction Error Margin
Calculate potential +/- error based on image resolution.