Contact Us

Questions, suggestions, bug reports — we read everything and reply within 24–48 hours.

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Bug Report

Found an issue with a tool? Let us know what went wrong and which tool was affected.

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Have an idea for a new calculator or tool? We'd love to hear it.

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Interested in advertising, sponsorship, or a content collaboration?

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Anything else — questions, feedback, or just saying hi.

The fastest way to reach us is by email. We typically respond within one business day.

Q:Are all tools really free? Yes — every tool is 100% free, forever. No sign-up, no credit card required.
Q:Is my data private? Yes — all tools run in your browser. Your inputs are never sent to our servers.
Q:A tool shows the wrong result. Please email [email protected] with the tool name and inputs used.
Q:Can you add a specific calculator? Yes — we regularly add new tools based on requests. Email us your idea.