Contact

Use the public contact below for calculator issues, source corrections, accessibility problems, privacy questions, or general questions about Calculatopia.

Site operator

LING QU AI LIMITED

Public contact

suport@calculatopia.com

Report a calculator or content issue

To help us reproduce a problem, include:

• The page URL and a short description of what happened.
• The expected result and why you expect it, with a source link where useful.
• An example using invented numbers, including the selected rate type, term, or other relevant mode.
• Your browser and device type if the issue concerns display or interaction.

For an accessibility issue, describe the task you were trying to complete and the assistive technology involved if you are comfortable sharing it. Screenshots are optional; remove names, account details, and financial information before sending one.

Keep sensitive information private

Please do not send bank statements, account or card numbers, passwords, identity documents, or a detailed personal financial history. We do not need your real assets, debts, income, or net worth to investigate a calculator defect. There is no need to create an account or pay for assistance with a report.

Messages are voluntary and are used to understand and respond to the issue raised. The Privacy Policy explains how correspondence differs from values typed into a calculator.

What this contact is for

This is a website contact, not a bank service desk or a channel for personalized financial, investment, tax, or legal advice. We cannot access a bank account, change a deposit contract, or resolve a transaction with a financial institution. There is no guaranteed response time or published support-hour commitment.

You may find the relevant explanation in Methodology, our Editorial Policy, or the Terms of Service.