Free tools

Quick checks, built the way we'd want them to work.

No sign-up, no data collection — everything below runs entirely in your browser. Nothing you type is sent anywhere or stored, ours or anyone else's.

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Check a reported p-value

Enter a test statistic, its degrees of freedom, and the p you reported. We recompute the exact value from the underlying distribution and tell you whether it actually follows — the same class of check as the statcheck R package, built for a quick manual look before you submit.

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More tools are coming

This is the first of a growing set of small, browser-based checks for the kind of thing that usually means digging up an old textbook or bugging a colleague — more APA-format and study-design tools are on the way.

Flagged something you can't account for?

Statistical and methods QA for manuscripts, dissertations, and grant proposals — a free 30-minute consult to talk through what the tool found.

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