Contact

Found an error? Have a suggestion for a new calculator? We read every message.

What to include

To help us respond quickly, please include:

• The calculator or page you are referring to
• The values you entered
• The result you expected vs. what you saw
• Any error messages you encountered

Email

You can reach us at hello@Shankhya.example.com.

Response time

We aim to respond to all messages within 3–5 business days. For urgent issues, please include “URGENT” in the subject line.