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Last updated: 2026

We read every message and usually reply within a few business days.

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Write to contact@mytoolmasters.com. For bug reports, please include the tool name, the values you entered and what you expected to happen.

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If you believe a formula or reference value is incorrect, send the source you rely on. We review credible corrections and update the tool when appropriate.

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For advertising, affiliate or content collaboration enquiries, use the same email address with a clear subject line.

Response time

We aim to answer within three business days. Messages about privacy or legal matters are prioritised.

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