Pie Chart Generator — Create Pie Charts Online for Free

Visualize data proportions instantly. Create colorful, professional pie charts for presentations and reports with our free, easy-to-use graph maker.

Data (Label, Value per line)

Example: Marketing,40

Total: 100

Marketing

40%

Sales

25%

R&D

20%

Support

15%

How this Pie Chart Generator works

This data visualization tool creates custom pie and donut charts to illustrate numerical proportions and percentages in datasets. Users input labels and corresponding values, and the generator renders a colorful, interactive chart. Customization options include adjusting color palettes, toggling between pie and donut styles, adding titles, and displaying value labels or percentages. The generated chart downloads as PNG or SVG images for reports. Applications include visualizing budget allocations, survey results, market share comparisons, or any data where parts add up to a whole, providing a quick way to communicate relative proportions graphically without complex spreadsheet software.

For categorical comparisons, our <a href="/tool/bar-chart-generator" class="text-emerald-600 font-medium hover:underline">Bar Chart Generator</a> is a great alternative.

Part-to-Whole Visualization

See how each piece contributes to the total. Pie charts are perfect for showing budget breakdowns, market share, survey results, and any data where you want to highlight proportions at a glance. Simply enter your data and export a stunning, presentation-ready chart.

Proportional Insights

Pie Chart Features

100% Private

All chart generation happens locally in your browser. Your data never leaves your device.

Auto Percentages

Enter raw values and the tool automatically calculates and displays percentages for each slice.

Vibrant Colors

Beautiful, distinct color palette ensures each slice stands out and remains easy to identify.

SVG Export

Download high-resolution SVG files perfect for presentations, reports, and print materials.

How this Pie Chart Generator — Create Pie Charts Online for Free works

For categorical comparisons, our Bar Chart Generator is a great alternative.

How to use this Pie Chart Generator — Create Pie Charts Online for Free

Enter Your Data

Add category labels and their corresponding numeric values — the tool handles percentage calculations automatically.

Customize Appearance

Adjust colors, toggle a donut style, add a title, and choose whether to show labels or percentage values on the slices.

Export the Chart

Download a crisp SVG image ready for reports, presentations, or web pages.

Example Usage

Raw numbers are automatically converted to percentages of the total (100), so you can enter any scale of values and the proportions will always be accurate.

Input

Marketing: 30, Engineering: 45, Operations: 15, HR: 10

Output

A four-slice pie chart where Engineering takes the largest segment (45%), followed by Marketing (30%), Operations (15%), and HR (10%).

Frequently Asked Questions

What does a Pie Chart Generator do?

It visualizes parts of a whole by turning your data into pie slices. It's best for showing percentage breakdowns, like category share, budget splits, or survey results.

When should I use a pie chart instead of a bar chart?

Use a pie chart when you have a small number of categories and want to show proportion of the total. If you have many categories or small differences, bar charts are usually easier to compare.

What data format should I enter for a pie chart?

Use category labels with numeric values. The tool will calculate percentages based on the total. Make sure your values are positive numbers for a clean chart.

Why do my pie slices look too similar?

That happens when values are close together or you have too many categories. Combine smaller categories into "Other," or switch to a bar chart for clearer comparison.

Is this Pie Chart Generator secure?

Yes. It runs 100% client-side, so your data stays in your browser and is not uploaded to a server.

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The Pie Chart Generator — Create Pie Charts Online for Free is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.

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