Question 1

What is a chart digitizer?

Accepted Answer

A chart digitizer converts data from a chart image—such as a line graph or bar chart screenshot—into structured numeric values you can edit and export, typically as CSV for Excel or analytics tools.

Question 2

What types of charts does Unplotit support?

Accepted Answer

Unplotit supports line charts, bar charts, stacked bar charts, and line-bar combination charts. You can extract multiple data series from a single chart image.

Question 3

How do I extract data from a chart image?

Accepted Answer

Upload or paste your chart image, let Unplotit detect data points automatically, verify accuracy using the visual overlay, refine any points, then export your dataset as CSV.

Question 4

Can I export chart data to CSV or Excel?

Accepted Answer

Yes. Unplotit exports extracted chart data as CSV, which opens directly in Excel, Google Sheets, Python, R, and most analytics workflows.

Question 5

Is Unplotit free to use?

Accepted Answer

Unplotit is free to sign up and includes bonus credits for downloads during open beta. Additional credits are available if you need more exports.