ExcelInsightWhen to use a bar chart
Bar charts are the right pick whenever you need to compare a single numeric value across categories — sales by region, signups by source, defects by team. Use horizontal bars when category labels are long.
Chart makers
Free online bar chart maker
ExcelInsight is a free bar chart maker. Upload an Excel or CSV file and ExcelInsight automatically generates vertical or horizontal bar charts from your categorical and numeric columns — themable, tooltipped and one-click exportable to PNG.
How ExcelInsight builds bar charts
ExcelInsight automatically detects categorical columns (low-cardinality text) and pairs them with numeric columns to produce meaningful bar charts. You can also build a bar chart manually from any two columns in the Build tab.
- Vertical and horizontal orientation
- Multi-series (grouped) bar charts from multiple numeric columns
- Themable colour palettes for light and dark mode
- PNG export per chart and PDF export for the whole dashboard
Try it with your own file
No signup, no upload to a server. Open ExcelInsight, drop your Excel or CSV file, and get a dashboard in seconds.
Frequently asked questions
Can I make a stacked bar chart?
Today ExcelInsight supports grouped (side-by-side) bar charts with multiple numeric series. Stacked bars are on the roadmap.
Is ExcelInsight free?
Yes. ExcelInsight is completely free with no signup, no subscription, and no usage limits. Upload as many Excel or CSV files as you like.
Is my data private?
Yes. Files are processed entirely in your browser using client-side JavaScript. Nothing is uploaded to a server, which makes it safe for confidential financial, sales, HR and operational data.