Contact

Have a question, found an error, or want to suggest a new calculator? We would love to hear from you.

Email Us

The best way to reach us is by email. We read every message and typically reply within 1–2 business days.

Common Questions

Can you add a new calculator?

Yes! Send us an email with the calculator type and what inputs/outputs would be most useful. We prioritize based on user demand.

I found an error in a calculation.

Please email us with the calculator name, inputs you used, and the result you got vs. what you expected. We take accuracy seriously and will investigate quickly.

Can I embed a calculator on my website?

Please email us to discuss embedding options. Unsolicited scraping or reproduction of calculators is not permitted.