Free Correlation Matrix Heatmap Maker
Create a correlation matrix heatmap to show relationships between multiple variables. Perfect for data analysis, research, and identifying patterns in multivariate data.
Color-coded correlations
Symmetric matrix layout
Positive/negative distinction
Clear variable labels
Statistical visualization
Research-ready export
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Guide
How to Make a Correlation Matrix
With our correlation matrix maker, create any chart as easy as 1, 2, 3.
1
List your variables
Add the variables you want to compare as both rows and columns.
2
Enter correlation values
Add values from -1 (negative) to 1 (positive) for each pair.
3
Export your matrix
Download as PNG, SVG, or PDF for reports and publications.
When to Use a Correlation Matrix
Analyze variable relationships
Identify data patterns
Research data exploration
Feature correlation analysis
Correlation Matrix FAQ
Common questions about creating correlation matrixs with MakeMyGraph
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Ready to Create Your Correlation Matrix?
Start with this template and customize it to fit your needs. No sign-up required.