Software Alternatives, Accelerators & Startups

WebPlotDigitizer VS CleanChart

Compare WebPlotDigitizer VS CleanChart and see what are their differences

WebPlotDigitizer logo WebPlotDigitizer

WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps.

CleanChart logo CleanChart

Create stunning data visualizations in minutes. Upload your data (CSV/Excel/JSON and many more), clean messy data automatically, and generate publication-quality charts without coding. 12 chart types, smart data cleaning, instant results.
  • WebPlotDigitizer Landing page
    Landing page //
    2021-09-28
  • CleanChart Landing page
    Landing page //
    2026-03-27

CleanChart.app is a no-code data visualization tool that helps you turn your raw data into professional, publication-ready charts in minutes โ€” without Excel, coding, or design skills. You simply upload your data, let the app automatically clean and format the data, choose a chart type, and export the result for use in presentations or reports.

CleanChart

$ Details
paid Free Trial $4.99 / Monthly
Release Date
2026 January
Startup details
Country
Switzerland
State
Wallis
City
Visp
Founder(s)
Kevin Salzmann
Employees
1 - 9

WebPlotDigitizer features and specs

  • User-Friendly Interface
    WebPlotDigitizer offers an intuitive, easy-to-navigate interface, making it accessible for users without extensive technical expertise.
  • Cross-Platform Capability
    Being a web-based tool, WebPlotDigitizer works across various operating systems such as Windows, macOS, and Linux without requiring installation.
  • Supports Multiple Plot Types
    The tool can digitize diverse chart types, including line plots, bar charts, scatter plots, and heat maps, enhancing its versatility.
  • Free to Use
    WebPlotDigitizer provides its core features without cost, making it accessible to a wide user base, including students and researchers.
  • Batch Processing
    The tool allows for batch processing of multiple images, saving time and effort when dealing with large datasets.

Possible disadvantages of WebPlotDigitizer

  • Accuracy Concerns
    The accuracy of digitized data can vary based on the quality of the input image and user interaction, which may require manual adjustments.
  • Limited Advanced Features
    While suitable for basic digitization tasks, WebPlotDigitizer lacks some advanced features and customization options found in dedicated data analysis software.
  • Dependency on Internet Connection
    As a web-based tool, WebPlotDigitizer requires an internet connection, which can be a limitation for offline work.
  • Learning Curve
    Some users may experience a learning curve with initial usage, especially when dealing with more complex digitization tasks.

CleanChart features and specs

  • Data Cleaner
    Cleans your data within seconds
  • Chart Wizard
    Create stunning charts within minutes

Analysis of WebPlotDigitizer

Overall verdict

  • Overall, WebPlotDigitizer is a robust and effective tool for converting graphical data into numerical form. Its combination of ease of use and powerful features makes it a reliable choice for those needing to extract data from images.

Why this product is good

  • WebPlotDigitizer is considered a good tool because it provides users with the ability to extract numerical data from various types of plots, images, and charts efficiently. Its features, such as auto-extraction, color channel selection, and curve fitting, make it versatile for different kinds of data extraction tasks. The tool is also web-based, meaning users can access it easily without needing to install software on their local machines. Additionally, it supports multiple file formats and offers a straightforward user interface, contributing to its popularity in academic and professional settings.

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.

WebPlotDigitizer videos

๐Ÿ”ด Webplotdigitizer Tutorial - A Plot Digitizer to Digitize Graphs

More videos:

  • Tutorial - WebPlotDigitizer v2.5 Tutorial - 2D XY plots and general tips.

CleanChart videos

No CleanChart videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to WebPlotDigitizer and CleanChart)
Data Extraction
100 100%
0% 0
Data Cleansing
0 0%
100% 100
Data Visualization
88 88%
12% 12
Data Analysis
0 0%
100% 100

Questions & Answers

As answered by people managing WebPlotDigitizer and CleanChart.

What makes your product unique?

CleanChart's answer:

Automatic Data Cleaning Built In โ€“ Unlike most chart makers that assume your data is already neat, CleanChart detects and fixes common issues like missing values, duplicates, and inconsistent formats before you generate a chart. This means you spend less time prepping and more time visualizing.

True No-Code Experience โ€“ You donโ€™t need Excel expertise, scripting skills, or design knowledge to produce professional charts. With just file upload and a few clicks, you get clean, ready-to-use visualizations.

Fastest Path from Raw Data to Chart โ€“ CleanChartโ€™s workflow is optimized for speed: upload, clean, select, export โ€” often within minutes. Compared to tools like Google Sheets or coding in Python, itโ€™s one of the quickest ways to go from messy data to visual output.

Professional-Quality Defaults โ€“ Charts are designed with excellent readability and accessibility by default โ€” with legible labels and color palettes meant to communicate insight clearly without manual tweaking.

Privacy-Focused & Simple Pricing โ€“ Data processing happens in the browser (keeping your data private), and pricing is token-based rather than subscription locked โ€” making it more accessible for occasional users and smaller budgets.

Broad Use Cases Beyond Analysts โ€“ While many visualization tools are built for analysts or require specialized skills, CleanChart targets everyday users โ€” students, professionals, and anyone who needs clear charts without the BI complexity.

Why should a person choose your product over its competitors?

CleanChart's answer:

No technical skills required โ€“ CleanChart lets you go from raw data to polished chart in minutes without Excel wizards, coding, or BI expertise.

Automatic data cleaning โ€“ Upload messy CSV/Excel files and the app detects and fixes issues like missing values and formatting errors for you.

Professional-grade results fast โ€“ Designed for readability and clarity, charts are publication-ready with accessible defaults and export options (PNG/SVG).

Affordable, transparent pricing โ€“ Pay-per-chart or low-cost options instead of expensive subscriptions typical of many analytics platforms.

Great for non-enterprises โ€“ Ideal for students, researchers, and business users who need insight visualization without heavy BI tools.

How would you describe the primary audience of your product?

CleanChart's answer:

The primary audience includes non-technical users who need to create clear and professional charts quickly โ€” such as students doing assignments or theses, business professionals preparing reports or presentations, and anyone who wants insight from data without wrestling with spreadsheets or coding.

What's the story behind your product?

CleanChart's answer:

CleanChart was built to solve a common pain point: turning messy, real-world data into visual insights faster and with less frustration than traditional tools like Excel or programming languages. It emphasizes simplicity โ€” upload a file, clean the data automatically, pick a chart type, and export results โ€” with privacy and ease-of-use at its core.

Which are the primary technologies used for building your product?

CleanChart's answer:

CleanChart is primarily a Python-based application, with JavaScript powering the web interface, and Cython/C components used for performance optimization.

Who are some of the biggest customers of your product?

CleanChart's answer:

Mostly people who want to clean their data quickly and easily, and then visualize it. It is designed for people with no coding skills or for those who donโ€™t know how to do it using common software such as Excel.

User comments

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What are some alternatives?

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

Plot Digitizer - All-in-One Tool to Extract Data from Graphs, Plots & Images

Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.

g3data - g3data is used for extracting data from graphs.

DataWrapper - An open source tool helping anyone to create simple, correct and embeddable charts in minutes.

DataThief III - DataThief III is a program to extract (reverse engineer) data points from a graph.

Flourish - Powerful, beautiful, easy data visualisation