Seller Tools Lab

Corrections and calculator requests.

Contact the site about calculator corrections, suggestions, privacy requests, or partnership questions.

For corrections, calculator requests, partnership questions, or privacy requests, contact the site contact address.

Before launch, set the real contact email in assets/config.js. A working contact page is required for a credible public website and for most ad or affiliate reviews.

What to include

The page or calculator you are asking about
The input values and result, if you are reporting an error
Your preferred reply address

Response time

Messages are typically reviewed within a few business days. The site is an informational calculator resource and does not provide individual financial, legal, or tax advice.