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.

Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
DevNestTools
DevTools Advanced
DevTools.fit
Free, no-signup calculators for the money side of building software and freelancing

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 | devfinancetools.com |
| Pricing | ||
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of WebPlotDigitizer yet.
DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
What each product offers, as listed by its team.

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 DevFinanceTools yet.
Walkthroughs and reviews on video.
🔴 Webplotdigitizer Tutorial - A Plot Digitizer to Digitize Graphs
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using WebPlotDigitizer and DevFinanceTools. For example, how are they different and which one is better?
When comparing WebPlotDigitizer and DevFinanceTools, you can also consider the following products.

All-in-One Tool to Extract Data from Graphs, Plots & Images
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Helping you make rational decisions, one calculation at a time.
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g3data is used for extracting data from graphs.
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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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DataThief III is a program to extract (reverse engineer) data points from a graph.
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Should you build an internal tool? Or just buy it?
Compare Build vs. Buy Calculator to WebPlotDigitizer or DevFinanceTools: