Chart Builder - Free Online Tool | PivaBox

Create beautiful bar, line, pie, and doughnut charts — customize data, colors, and export as PNG

How to Use the Chart Builder

1. Choose a chart type — Bar, Line, Pie, or Doughnut — using the chip selector at the top
2. Edit the data table with your own labels and values, add or remove rows as needed, and optionally set a chart title and custom color
3. Review your chart in the live preview, check the stats below, and click Download PNG to export your chart as an image

Frequently Asked Questions

Is Chart Builder free?

Yes, PivaBox Chart Builder is completely free to use. There are no charges, subscriptions, or hidden fees. All chart rendering happens locally in your browser using the Canvas API.

Are my data uploaded to a server?

No. All data entry, chart rendering, and image export runs entirely in your browser using JavaScript and the Canvas 2D API. Your data never leaves your device, ensuring complete privacy.

What chart types are supported?

Chart Builder supports four chart types: <strong>Bar charts</strong> for comparing categories, <strong>Line charts</strong> for showing trends over time, and <strong>Pie/Doughnut charts</strong> for displaying proportions. Each chart is rendered using pure Canvas 2D — no external libraries needed.