Contact

Spotted a mistake, want a calculator we don't have, or have a question about how a figure is worked out? Email us.

What to write to us about

• Corrections. If a number, a tax rule or a formula looks wrong, tell us which page and which inputs you used. Every result can be reproduced, so that is usually all we need to check it.
• Calculator requests. Tell us the question you were trying to answer. Requests that many people share are the ones we build first.
• Methodology questions. Ask how a result is calculated or where a figure comes from. Each page also lists its method and sources.

What we can't help with

We can't give personal financial advice. We can't tell you what to do with your money, recommend a product, or review your own situation. For that, please speak to a qualified, regulated adviser.

Replies

We read every message, but Calcistry is a small independent project and we can't promise a reply time or a reply to every email.

Your email is used only to read and answer your message. See our Privacy Policy and Terms of Use.