Correlation (Pearson/Spearman) — free, runs in your browser
Correlation between two continuous variables: Pearson product-moment (with Fisher-z 95% CI and p-value) and Spearman rank correlation, for normal/non-no… Computed in your browser — no data uploaded.
Open free tool →Runs in your browser
No software installation. Paste your data and get results instantly.
Publication-ready output
Export charts as SVG vector or HD/UHD PNG suitable for journal submission.
Data stays local
Nothing is uploaded. Your patient data never leaves your device.
Common questions
When should I use Correlation?
Correlation between two continuous variables: Pearson product-moment (with Fisher-z 95% CI and p-value) and Spearman rank correlation, for normal/non-normal data.
Is my data safe?
All calculations run entirely in your browser. No data is sent to any server. You can even use the tool offline after the page loads.
Run Correlation now
Correlation between two continuous variables: Pearson product-moment (with Fisher-z 95% CI and p-value) and Spearman rank correlation, for normal/non-no… Computed in your browser — no data uploaded.
Open free tool →Free to use. No account required. No data uploaded.