Contact

The best way to reach us is by email. We read every message and welcome questions, corrections, and suggestions for new calculators.

Email us at contact@calculators.dev.

Reporting a problem with a specific calculator

If something looks wrong on a particular calculator, use the Report an issuelink in the footer of that calculator's page. It opens a pre-addressed email naming the calculator, which helps us track down the problem faster.

We do not collect personal information through this site. Emailing us shares only what you choose to include in your message.