Plot Digitizer 2.4.1.0

Joseph A. Huwaldt – Shareware – iOS

Transforming Graphs into Data: Plot Digitizer Review

Peter Salakani

01/08/2025

Plot Digitizer by Joseph A. Huwaldt offers a user-friendly solution for extracting numerical data from graphs and plots, making data analysis more accessible than ever.

Joseph A. Huwaldt created a software called Plot Digitizer that helps users extract numerical data from images of graphs and plots. This tool is extremely useful for researchers, scientists, and engineers who need to analyze data from printed images.

With Plot Digitizer, users can open a scanned image or a photograph of a graph and manually retrieve the X-Y coordinates of each point on the graph. The user can then export the data into various file formats such as Excel, CSV, TSV, or plain text files.

The ability to extract data from images with Plot Digitizer has saved researchers an enormous amount of time that would otherwise be spent manually entering values. This tool has become widely popular in the scientific community and has been used in research papers and academic publications.

Users appreciate Plot Digitizers simple and easy to use interface, making data extraction effortless. The software is available for free download for personal and academic use, and is compatible with most major operating systems including Windows, OSX, and Linux.

Key Features:
Open scanned images or photographs of graphs
Manual extraction of X-Y coordinates
Export data into various file formats
Free download for personal and academic use
Compatible with most major operating systems

Overview

Plot Digitizer is a Shareware software in the category Miscellaneous developed by Joseph A. Huwaldt.

The latest version of Plot Digitizer is 2.4.1.0, released on 02/18/2008. It was initially added to our database on 10/29/2007.

Plot Digitizer runs on the following operating systems: iOS.

Plot Digitizer has not been rated by our users yet.

Pros

Plot Digitizer allows users to extract data points from images of graphs or plots, which can be convenient for researchers and analysts.
The software supports various image file formats, making it versatile and compatible with different types of graphs.
It offers multiple data digitization methods, such as linear, polynomial, spline, and manual using Bezier curves, providing flexibility depending on the complexity of the graph.
Plot Digitizer provides options for adjusting image contrast, rotation, and scaling to enhance the digitization process and improve accuracy.
There is an option to calibrate the axes in the image to ensure accurate conversion of data points to numerical values.
The software has a user-friendly interface with intuitive tools for selecting data points, making it easy to use for users with varying levels of technical expertise.

Cons

The software may have limitations in accurately digitizing complex or overlapping data points in graphs, which could require manual adjustments and result in potential errors.
Plot Digitizer may not be suitable for all types of graphs, especially ones with intricate patterns or multiple datasets overlaying each other.
There might be occasional bugs or compatibility issues with certain operating systems or image files, leading to disruptions in the digitization process.

FAQ

What is Plot Digitizer?

Plot Digitizer is a software developed by Joseph A. Huwaldt that allows users to extract data from plots and graphs in image files.

How does Plot Digitizer work?

Plot Digitizer uses manual point selection to identify data points on an image of a plot. Users can then assign coordinates to the selected points, allowing the software to extract numerical data from the plot.

What file formats does Plot Digitizer support?

Plot Digitizer supports various image file formats including BMP, PNG, JPG, and GIF.

Can I digitize multiple plots in a single image file?

Yes, Plot Digitizer allows users to digitize multiple plots within a single image file. Different plots can be identified and processed separately.

Is Plot Digitizer compatible with all operating systems?

Yes, Plot Digitizer is a cross-platform software and can be used on Windows, macOS, and Linux operating systems.

Is Plot Digitizer free to use?

Yes, Plot Digitizer is an open-source software available for free under the GNU General Public License (GPL).

Are there any limitations to the accuracy of extracted data from Plot Digitizer?

The accuracy of extracted data depends on factors such as image quality, user precision in selecting points, and interpolation methods chosen. Users should exercise caution and validate results as necessary.

Does Plot Digitizer offer any data export options?

Yes, Plot Digitizer allows users to export the extracted data in various formats such as CSV (Comma Separated Values) and XLS (Microsoft Excel).

Is technical support available for Plot Digitizer?

While there may not be official technical support channels, Plot Digitizer has an active user community where users can seek help, share tips, and discuss their experiences.

Where can I download Plot Digitizer?

Plot Digitizer can be downloaded from its official website or from reputable software repositories for different operating systems.

Peter Salakani

I'm Peter, a software reviews author at UpdateStar and content specialist with a keen focus on usability and performance. With a background in both software development and content creation, I bring a unique perspective to evaluating and discussing general software topics. When I'm not reviewing software, I enjoy staying updated on the latest tech trends, experimenting with new applications, and finding innovative solutions to everyday tech challenges.

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