# VarianceCalc

> Free online variance calculator. Paste any data set to get sample variance (s²), population variance (σ²), standard deviation, mean, count and sum of squares, with every step worked out on your own numbers. Runs entirely in the browser; no data is uploaded. Available in English, Spanish, Japanese, French, German, Portuguese, Korean and Italian.

## Tools
- [Variance Calculator](https://variancecalc.com/): sample and population variance with step-by-step working
- [Standard Deviation Calculator](https://variancecalc.com/standard-deviation-calculator): standard deviation, sample vs population

## Guides
- [How to Calculate Variance](https://variancecalc.com/how-to-calculate-variance): step-by-step method with a worked example and formulas

## About
- [About](https://variancecalc.com/about)
- [Contact](https://variancecalc.com/contact)
- [Privacy Policy](https://variancecalc.com/privacy-policy)
- [Terms](https://variancecalc.com/terms)