Contact us

We’d love to hear from you. Whether you’ve spotted a number that looks off, have an idea for a calculator, want to ask about advertising, or have a privacy question, send us a note and we’ll get back to you.

What to expect

We’re a small team, so please allow a few business days for a reply. If you’re reporting a calculation that doesn’t look right, including the calculator name and the inputs you used helps us check it quickly.

Corrections

Accuracy matters to us. If a tax figure or formula is out of date, let us know and we’ll review and update it.