Pick XY if unsure. Draw corners, then enter axis values to align.
Click points on the plot. Use zoom at right for precision.
Download all datasets as a CSV file.
Start
Use the file input above to load an image or PDF, or pick a sample from the dropdown.
Load an image/PDF.
Select Image, Axes, Datasets, or Measurements from the left tree.
Calibrate axes, then digitize data points.
Export data when done.
Image
Rotate or zoom using the controls above. Additional tools will appear as needed.
Digitize
Click to add points. Shortcuts: A adjust, S select, D delete.
Points: 0
Help
Load an image or PDF (or choose a sample) from the top bar.
Use the left tree to switch between Image, Axes, Datasets, and Measurements.
Calibrate axes first, then select a dataset and a detection method.
The zoom pane on the right helps with precise clicks.
For multi-page PDFs, use the Page selector in the top bar.
ImageAxesDatasetsMeasurementsDistanceAngleAreaInvalid projectLoading application, please wait...FitProcessingOKCancelUnsupportedThis feature is not supported in this build.Invalid filePlease select an image or a PDF file.
Message
Confirm
Select axes type
XY Axes Calibration
Click the four corners of the plot area in order: X1, X2, Y1, Y2.
Enter axis values
Load Image
Use the file input in the top bar to select an image or PDF.
Axes
After loading, choose an axes type from the sidebars to begin calibration.