Plot Digitizer
g3data
DataThief III
DigitizeIt
im2graph
Silkscientific UN-SCAN-IT
GraphClick
WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.

SciDaVis
GnuPlot
OriginPro
LabPlot
GeoGebra
Wolfram Mathematica
Matplotlib
QtiPlot is a professional scientific data analysis and visualisation solution.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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WPD
WebPlotDigitizer
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| Website | automeris.io | qtiplot.com |
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What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
WebPlotDigitizer is recommended for researchers, scientists, data analysts, and students who frequently need to extract data from published graphs and charts. It is particularly useful in fields such as biology, engineering, physics, and any other areas where visual data needs to be quantitatively analyzed.
No analysis of QtiPlot yet.
Walkthroughs and reviews on video.
π΄ Webplotdigitizer Tutorial - A Plot Digitizer to Digitize Graphs
More videos
QtiPlot Intro #3: scatter plot, linear regression, error bars & reading data from graphs
More videos
How often each product is chosen within a category, 0β100% relative to the other.

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When comparing WebPlotDigitizer and QtiPlot, you can also consider the following products.

All-in-One Tool to Extract Data from Graphs, Plots & Images
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SciDAVis is a free application for Scientific Data Analysis and Visualization.
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g3data is used for extracting data from graphs.
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Gnuplot is a portable command-line driven interactive data and function plotting utility.
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DataThief III is a program to extract (reverse engineer) data points from a graph.
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OriginLab OriginPro is a comprehensive interface-based data management platform that allows users to calculate or visualize the data insights in various fields like engineering, scientific domain, or multi-sector industrial stats.
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