Contact

This site is run by a small team and does not have a live chat or phone line, but every message sent by email is read.

For corrections to a formula or reference table, questions about how a tool works, or general feedback, email contact@calcandmeasure.com.

If you are reporting an error in a conversion table (shoe sizes, ring sizes, clothing sizes, or cooking measurements), please mention the specific tool and the values you think are incorrect so it can be checked and fixed quickly.

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