Radar Chart Maker

Transform your data into beautiful and professional radar charts with our Radar Chart Maker for free.

Drag & Drop files here or

Supported formats: Excel, CSV

First column = axis labels (spokes on the radar). Each extra column = one series overlay. You can also paste data directly from Excel or Google Sheets anywhere in the table.

Customization

Line & Point Options

Line Width
2
Point Size
5
Fill Opacity
30

Style Options

Scale Range

Radar Chart Maker
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Made with DataViz Kit

Check out what you can build with our free chart tool.

Radar Chart Example Radar Chart
Multi-series Radar Chart Multi-series Comparison
Monthly Radar Chart Monthly Performance
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What is a Radar Chart?

A radar chart (also known as a spider chart, web chart, or polar chart) iis a two-dimensional data visualization designed to display multivariate data. By plotting multiple variables on axes that radiate from a single central point, it creates a distinct polygon shape that makes spotting strengths and weaknesses incredibly intuitive. (Wikipedia).

Our radar chart maker helps you create polished, professional visuals instantly for free — perfect for performance analysis, skills assessments, and competitor comparisons.

When to Use Radar Charts

  • Comparing multiple entities across the same set of metrics (e.g. employee reviews)
  • Visualizing strengths and weaknesses in a single holistic view
  • Displaying multivariate data on a common scale
  • Benchmarking performance against a standard or competitor
  • Skills assessments, product comparisons, or KPI dashboards

When to Avoid Radar Charts

  • More than 6–8 axes (the polygon becomes unreadable)
  • When precise value comparisons are needed — use a bar chart instead
  • Variables with very different scales (distorts the shape)
  • Audiences unfamiliar with this chart type (requires brief explanation)

Skill Assessments and Competitor Analysis

One of the most powerful applications for this visualization is performance benchmarking. Professionals often use our platform as a skill chart creator to map out an individual's proficiencies across various technical or soft skills, making it instantly clear where training is needed.

When conducting a competitor analysis, layering multiple datasets on a single polar chart provides a comprehensive market overview. By assigning different colors and adjusting the fill opacity, you can effortlessly compare multiple brands across identical metrics without the visual clutter of standard bar graphs.

Key Features of Our Radar Chart Maker

Multi-Source Data Input

  • Upload Excel (.xlsx, .xls) or CSV files directly
  • Paste data from Excel or Google Sheets with Ctrl+V
  • Edit values directly in the interactive data table
  • Add more axes (rows) or series (columns) with one click

Advanced Styling

  • 7 professional color palettes with per-series override pickers
  • Adjustable line width, point size, fill opacity, and point shape
  • Toggle grid lines, spoke lines, and axis labels independently
  • Custom scale min, max, and step size
  • Optional chart title rendered on canvas and in all exports

Export Options

  • High-resolution PNG with transparent background
  • JPEG for smaller file sizes in presentations
  • True vector SVG with all polygons, axes, and legend

100% Free

  • No account or sign-up needed
  • Unlimited exports with no watermarks
  • Commercial use allowed

Best Practices for Radar Charts

  • Limit to 5–8 axes for best readability
  • Use a consistent scale across all axes so the polygon shape is meaningful
  • Lower fill opacity (20–40%) when overlaying multiple series so shapes remain visible
  • Order axes logically — group related metrics together
  • Use contrasting colors for different series so they are easy to distinguish

How to Create a Radar Chart Online

You don't need complex design tools to visualize your multivariate data. Follow these simple steps using our free radar plot creator:

1

Input Data

  • Upload Excel/CSV or paste from clipboard
  • Each row = one axis spoke
  • Each extra column = one series polygon
2

Customize Design

  • Add a chart title for context
  • Adjust line width, fill opacity, and point size
  • Toggle grid lines, spokes, and labels
3

Interactive Preview

  • Hover for exact values with tooltips
  • Show/hide series via the legend
  • Test color presets in real time
4

Export & Share

  • Download as PNG or JPEG
  • Export true vector SVG for presentations

Why Choose Our Radar Chart Creator?

  • Instant Processing: Render complex multi-series radar charts in under a second
  • Full Scale Control: Set custom min, max, and step size for the radial axis
  • Client-Side Privacy: Your data is never uploaded or stored on our servers
  • True SVG Export: Generates real vector polygon paths — not a rasterized canvas screenshot

Complementary Data Visualization Tools

Bar Graph Maker Compare categories with precise values Line Graph Maker Show trends over time Scatter Plot Maker Reveal correlations in data

Ready to Create Radar Charts?

Transform your data into compelling visuals with our free radar chart maker. Whether you need to make a radar chart online for a business report, skills assessment, or academic presentation, our tool delivers professional results in seconds.

Explore more data visualization tools in our tool library.

Frequently Asked Questions about Radar Charts

There is no structural difference. Spider chart, web chart, and star plot are simply alternative names for the exact same visualization. They all use the same radial axes to plot multivariate data. You can use this free tool to create all of them.

Click the + Row button to add a new axis. Each row in the table represents one spoke on the radar. The first column is the axis label and the remaining columns are the values for each series. You can have up to around 8 axes before the chart starts becoming hard to read.

Click the + Column button to add a new series. Each column (after the first) becomes a separate polygon overlay on the chart, with its own color. Lower the Fill Opacity slider to around 20–30% so overlapping polygons remain visible through each other.

Yes. Use the Scale Range controls in the Customization section to set a custom minimum, maximum, and step size for the radial axis. By default it runs from 0 to 100 in steps of 20, but you can set it to any range that fits your data (e.g. 0–10 in steps of 2).

Yes. Drag and drop any .CSV or .XLSX file directly onto the upload zone, or copy a range from Excel or Google Sheets and paste it with Ctrl+V into the data table. The tool automatically fills in headers and data rows.

Yes. Our SVG export is built from the raw chart data — not a screenshot of the canvas. It includes all radar polygons, axis spokes, circular grid lines, axis labels, chart title, and a legend as true scalable vector elements you can open and edit in Illustrator, Figma, or Inkscape.

Yes, DataViz Kit is 100% free. You can create unlimited radar charts, use all customization features, and download PNG, JPEG, and SVG files without creating an account or paying any fees.