# T Test Calculator

> t test calculator that runs one-sample, two-sample, and paired t-tests and returns t-statistics, p-values, and significance. Free, private, runs in your browser.

- **Canonical URL:** https://boringtoolskit.com/t-test-calculator/
- **Category:** Statistics
- **Evidence level:** catalogue
- **Reviewed:** July 26, 2026
- **Last verified:** 2026-10-12
- **Privacy:** Inputs and results stay in this browser unless the page clearly labels an external request.

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