Contact

Found a wrong number?

Calculation errors are the highest-priority reports we receive. If a result looks wrong, tell us which calculator you used and the exact values you entered, and we will reproduce it. Every confirmed error is corrected and the page's update date is changed.

Suggest a calculator

We maintain a queue of tools to build and prioritise by how often they are requested. If you needed a calculator and could not find it here, that is useful information.

How to reach us

Email: hello@householdcalculators.com

We read everything that arrives and reply to genuine questions, usually within a few business days. We cannot give personalised financial advice or review individual loan documents.

Business enquiries

For partnership or licensing questions, use the same address and mention the nature of the enquiry in the subject line.