Email
The fastest way to reach us is email. If you found a bug in a calculator, want to suggest a new tool, or have a business inquiry, send a message and include the page URL if relevant.
What to include
- Calculator issue: link to the page + what you entered + what looked wrong
- Suggestion: the tool you want + what problem it solves
- Business inquiry: brief details + timeline + any relevant links
Please don’t send sensitive personal information (like SSNs, bank account numbers, or medical records).