Contact Us

We welcome your feedback, suggestions, and questions about our engineering calculators.

Get in Touch

Email: [email protected]
Subject suggestions: Bug reports, calculator requests, formula corrections, general feedback

Report an Error

If you find an error in any calculator formula, result, or reference, please let us know with the following details:

Calculator name and URL
Input values used
Expected result vs. displayed result
Reference source for the expected result

Request a Calculator

We are continuously expanding our calculator library. If you need a specific engineering calculator, please email us with:

Calculator name and purpose
Engineering discipline / category
Formula or method to be implemented
Reference source