ExcelInsightFind correlations in seconds
Scatter plots are the fastest way to see whether two variables move together. ExcelInsight handles thousands of points smoothly and gives you a hover tooltip showing the exact X/Y values for any dot.
Chart makers
Free online scatter plot generator
ExcelInsight is a free scatter plot generator. Pick any two numeric columns and ExcelInsight will draw a scatter chart you can use to spot correlations, outliers and clusters in your data — no Python, no R, no notebooks.
Spot outliers and clusters
Outliers jump out visually on a scatter plot in a way they never do in a table. Use ExcelInsight scatter charts as the first step of any anomaly investigation on a fresh dataset.
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
How many points can a scatter plot handle?
Several thousand points render smoothly in modern browsers. Beyond ~10k points, performance depends on your device.
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.