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Pick the topic closest to your question — or use the form below and choose a type.
Email support@tuffsearch.com. Please include the calculator’s name or link, the values you entered, the result you got and what you expected. This lets us reproduce the issue and correct it quickly. Corrections are handled under our Editorial Policy.
support@tuffsearch.comEmail suggestions@tuffsearch.com with the calculation you need and, if you know it, the formula or standard it should follow.
suggestions@tuffsearch.comEmail partnerships@tuffsearch.com about partnerships, collaborations or permission to embed or reference our calculators.
partnerships@tuffsearch.comEmail ads@tuffsearch.com about advertising opportunities. Ads on Tuff Search are currently served by Google AdSense, and advertisers never influence our calculators or content.
ads@tuffsearch.comEmail privacy@tuffsearch.com to ask about, correct or delete personal information we hold about you (for example, an email you sent us). See our Privacy Policy for details.
privacy@tuffsearch.comWe aim to reply within 2 business days. Complex correction requests may take longer while we verify sources.
We don’t publish a postal address. Please use the email address that matches your question — support@tuffsearch.com (general help and error reports), privacy@tuffsearch.com (privacy requests), suggestions@tuffsearch.com (calculator ideas), partnerships@tuffsearch.com (partnerships) or ads@tuffsearch.com (advertising).
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When you email us, we use your name, email address and message only to reply and to handle your request, and we keep the email only as long as needed for that purpose. We do not add you to mailing lists. More details are in our Privacy Policy.
Include the calculator’s name or link, the values you entered, the result you got and what you expected.