Contact
Use this page to find out how to report a mistake in a calculator, ask a question about the site or make a privacy request.
How to get in touch
Contact email: arbilsuministros@gmail.com.
The site is operated by Micaela Huarte. Postal address: Calle Urbasa 2, 31800 Altsasu, Navarra, España.
What this page is for
- Reporting an error in a result, a formula, an example or an explanation.
- Suggesting a clearer wording, a missing unit or an improvement to a calculator.
- Questions or requests about privacy and personal data.
- Any other question about how the site works.
What to include in a message
For a calculation problem, please include the address of the page, the values you entered, the result you saw and the result you expected, with the reason if you know it. This makes it possible to reproduce the problem and check the formula.
What this site does not offer
This site does not currently have a contact form, so a message can be sent only to the email address above once it is published. The calculators cannot give personal financial, legal, tax, medical or academic advice, and messages asking for such advice cannot be answered.