g3data
WebPlotDigitizer
im2graph
DataThief III
Silkscientific UN-SCAN-IT
GraphClick
Plot Digitizer
Software tool written in Java for digitizing data from an image of graph or plot.

WebPlotDigitizer
graph2table
Plot Digitizer
DataFromChart
g3data
DigitizeIt
GraphClick
Graphreader is a simple browser-based tool for extracting numerical values from images of graphs and plots, then exporting the data into CSV files.
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Website, pricing, platforms and company facts side by side.
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jTechDig
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| Website | code.google.com | graphreader.com |
| Listed in |
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GraphReader
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When comparing jTechDig and Graphreader, you can also consider the following products.
WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.
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Extract accurate data from any graph image automatically using AI. Transform charts and graphs into structured tabular data instantly.
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im2graph graph digitizing software to convert graphs to numbers
Compare im2graph to jTechDig or Graphreader:

All-in-One Tool to Extract Data from Graphs, Plots & Images
Compare Plot Digitizer to jTechDig or Graphreader:

DataThief III is a program to extract (reverse engineer) data points from a graph.
Compare DataThief III to jTechDig or Graphreader: