We welcome bug reports, corrections, and suggestions for new maker calculators.
Get in touch
Email: contact@makercostcalc.com
For a calculation issue, include the page URL, the values you entered, the result returned, and the result you expected. If a source is relevant, link to its official documentation. Please do not send login credentials or sensitive financial information.
What we can review
Broken calculations, confusing inputs, outdated fee assumptions, accessibility problems, and ideas for additional tools. This contact channel does not provide customized legal or tax advice.