Get in Touch
We're always happy to hear from engineers, students, and makers. Whether you found an error, have a suggestion, or just want to say hello — reach out anytime.
Report a Calculator Error
If you get a result that looks wrong, or you suspect a formula is incorrect, please let us know. Include the calculator name, the input values you used, the result you got, and what you expected. We verify all formulas against IEC/IEEE standards and reference textbooks, and we fix confirmed errors fast.
Suggest a New Tool
What calculator would you like to see on ElectroCalc? We add new tools regularly based on user requests. Popular suggestions include: PID tuning, motor driver sizing, filter design wizards, and more. Tell us what you need and we'll do our best to build it.
General Feedback
Anything else — UX suggestions, missing features, accessibility issues, translation corrections, or just a note to say you find the site useful. All feedback is read and appreciated. ElectroCalc is built by engineers, for engineers, and your input makes it better.