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RANDMATH · OPEN & TRANSPARENT

Contact & corrections

A useful financial tool should be easy to question. Tell us when an explanation is unclear or a result needs another look.

LET’S HEAR IT

What can we do for you?

Questions, bug reports, feature requests—tell us what’s on your mind.

For a bug, include the calculator and steps to reproduce it. Please leave out ID numbers, account numbers, passwords and private financial documents.

Questions & suggestions

Use the form above for questions, bug reports and feature requests. Your message is saved privately for the RandMath team to review.

Report a calculation issue

Include the calculator name, tax year where relevant, the steps to reproduce the issue and the expected result. Please leave out identity numbers, payslips, bank details, passwords and sensitive documents.

What happens next

We review messages in our private admin inbox and may use the email you provide to respond. Saving a message does not send an automatic acknowledgement email.