Contact CalculatorBuddy

We welcome questions, corrections, and useful suggestions about the calculators and explanations on this site.

Email us

Write to contact@thecalculatorbuddy.com. If you are reporting an issue, please include the calculator page URL, the inputs you used, what you expected, and a reliable source when available. Do not send passwords, account numbers, or other sensitive personal information.

What we can help with

• Calculation errors, unclear assumptions, or outdated source data.
• Accessibility, layout, or usability problems.
• Relevant editorial collaborations or educational uses of our tools.
• Questions about our privacy practices.

Our methodology explains how we select formulas, test results, and review updates. Calculator results are informational estimates, not personalized professional advice.