Contact us

Questions, feedback, a bug, or a tool you wish existed? We’d genuinely love to hear from you.

Email us at

[email protected]

We usually reply within a couple of days.

Send an email

This opens a pre-filled email in your mail app addressed to [email protected] — nothing is sent to us until you hit send, and no data is submitted to any server.

💡 Calculator requests Need a tool we don’t have yet? Tell us.
🐞 Bug reports A result looks off or something’s broken? Let us know what and where.
💬 Feedback Ideas to make a calculator better are always welcome.
🤝 Business & ads Partnerships, advertising and other enquiries.