Contact WideCalculator

Send feedback or suggest a calculator

If you notice an issue, want to suggest a new calculator, or have a question about the website, you can contact WideCalculator by email.

Contact email

For general feedback, correction requests, calculator ideas or website questions, use the email below.

What to include in a calculator suggestion

The best suggestions are specific. Please describe the user question, the inputs a user would enter, the result they expect, and whether there are official data sources or formulas that should be referenced.

User questionWhat is the person trying to decide or estimate?
InputsWhat numbers or choices should the user enter?
OutputWhat result should the calculator show?

Important safety note

Do not use this website or contact email for emergencies, urgent medical needs, legal deadlines, financial transactions, flight operations, wildfire evacuation decisions, severe weather warnings, or official government matters. Contact the appropriate authority or professional for those situations.