| | GetData Graph Digitizer | WebPlotDigitizer | Plot Digitizer | Engauge Digitizer | | :--- | :--- | :--- | :--- | :--- | | Platform | Windows (via emulator on Mac) | Web-based, Cross-platform | Mac, Windows, Linux | Mac, Windows, Linux | | Price | Shareware (~$30) | Free & Open Source | Free & Open Source | Free & Open Source | | Ease of Use | Moderate; learning curve for some | Intuitive; browser-based | Simple; slightly dated UI | Moderate; extensive features | | Advanced Features | Auto-trace, batch processing, log scale support | Auto-extraction, image pre-processing (rotate, crop), supports maps, ternary, polar | Basic auto-trace, good for simple plots | Advanced auto-trace, handles complex axes, supports multiple curves simultaneously | | Key Drawback | No native macOS app | Requires internet for web version | Can be buggy; last update from 2013 | Slower with large batches; some stability issues | | Best For | Users committed to this specific tool's workflow | Most Mac users seeking a powerful, free, no-install solution | Users wanting a simple, free desktop app for basic tasks | Users needing to digitize complex or large multi-curve graphs |
The software needs to understand the scale of your graph. You will be prompted to click four points on the graph:
Before you can extract data, the software needs to understand the scale.
Why GetData Graph Digitizer Isn't on Mac (and Why It Matters)
Download WebPlotDigitizer today, upload one of your old graph images, and reclaim your data in under five minutes. getdata graph digitizer for mac
Since you cannot run GetData Graph Digitizer natively on macOS, here are the best professional tools designed to replace it. 1. WebPlotDigitizer (Recommended)
Excellent for complex, high-resolution scientific plots where precision is the top priority.
Developed by S. Fedorov, this tool is a standard in digitization workflows. Key features:
If you need to extract numerical data from graphs on macOS, these four native tools offer excellent functionality, ranging from open-source academic standards to automated web apps. 1. WebPlotDigitizer (Recommended Overall) | | GetData Graph Digitizer | WebPlotDigitizer |
If you need help selecting or setting up one of these tools, let me know:
For most Mac users, is the standout recommendation. It's a free, open-source web application that runs entirely in your browser, meaning there's absolutely no installation required. It supports a vast array of chart types (XY, polar, ternary, maps) and offers powerful automatic extraction tools. The interface is modern and intuitive, with image preprocessing features that can fix common issues like skewed or rotated graphs. For 95% of digitization tasks, WebPlotDigitizer is faster, more convenient, and just as accurate as GetData, with the major advantages of being free and instantly accessible on any Mac.
If you search for a direct ".dmg" installer for the official GetData software, you may struggle to find an official, up-to-date native Mac version. However, Mac users have three distinct ways to access this functionality:
If you are transitioning to Mac and looking for a direct replacement for GetData Graph Digitizer, start with . It matches every capability of the Windows classic, adds powerful automated color-tracing tools, and runs seamlessly on modern macOS without slowing down your system. Since you cannot run GetData Graph Digitizer natively
Step-by-Step Guide: Digitizing a Graph on Mac (Using WebPlotDigitizer)
It operates both as a web-based application (running in Safari or Chrome) and as a downloadable, native offline desktop app for macOS (including native support for Apple Silicon M1/M2/M3 chips). Key Features:
It uses "templates" that you overlay onto your graph to define the coordinate system, and then dynamically tracks the lines. Pros: Highly accurate for standard XY plots.