Email us
Send questions, corrections, partnership enquiries, and privacy requests to sumitappsfactor55@gmail.com.
Please use a clear subject line and include the calculator page involved when reporting a formula, fee, content, or accessibility issue.
What we can help with
- Corrections to calculator explanations, fee references, or platform information.
- Technical problems, accessibility issues, and broken links.
- Privacy questions and requests concerning information sent by email.
- Business, advertising, and partnership enquiries.
Before sending financial information
Do not email payment card details, passwords, API keys, tax identifiers, or confidential seller records. Calculator inputs are not required when reporting a general issue; a description of the problem is usually enough.
Calculator guidance
We can explain how a tool works or correct a technical problem, but we cannot provide individualized financial, accounting, tax, or legal advice. Verify important business decisions with an appropriately qualified professional.