Get in touch
Contact ProducerMath
Use the email address below for formula errors, calculator suggestions, or general questions. We aim to respond within 2 business days.
What to include
- Formula error: calculator name + the specific value or formula you believe is wrong + your source
- Calculator suggestion: the calculation you want + what inputs and outputs you need
- General question: describe your project or workflow context — it helps us give a useful answer
Response time
We review every message and respond within 2 business days. Confirmed formula errors are corrected and published within 5 business days.