Contact Us

Have a question, suggestion, or found a bug? We'd love to hear from you.

Get in Touch

Whether you have feedback about an existing calculator, a suggestion for a new tool, or just want to say hello, we're here to help.

Response Time

We typically respond within 1-2 business days.

Message Sent

Thank you for reaching out. We'll get back to you as soon as possible.

Frequently Asked Questions

Are the calculators free to use?

Yes, all calculators and tools on ZetaCalculator are completely free. No signup, no hidden fees.

Can I suggest a new calculator or tool?

Absolutely! Use the contact form above and select "Tool Suggestion" as the subject. We review all suggestions.

I found a bug. How do I report it?

Please use the contact form with "Bug Report" selected. Include the calculator name and a description of the issue so we can fix it quickly.

Is my data stored or shared?

No. All calculations run entirely in your browser. We do not store, collect, or share any data you enter into our calculators.

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