im2graph is a free digitizing software that converts graphs and plots to data, that is, to numbers.
With behind the scenes fast and efficient image processing algorithms, im2graph effortlessly converts images to graphs with a click of a button. For more complex use cases,a highly tuned user-assisted GUI is available, enabling fast and effortless conversions from graph images to values. Using im2graph is intuitive, addictive and fun and requires very little knowledge or effort on your part. im2graph is the OCR equivalent of graphs– instead of converting scanned images to text, im2graph converts scanned graphs to data.