Overview
CalcComet is a free, browser-based calculator and converter tool. All calculations run entirely in your browser — nothing is sent to our servers. We do not sell, rent, or share your data with third parties.
Information We Collect
We collect almost nothing. Specifically:
- Contact form: If you use our contact form, we receive your name, email address, and message. We use this only to respond to you. We do not store it beyond what's needed to reply, and we don't add you to any mailing list.
- Calculator inputs: Not collected. Numbers you type stay in your browser only.
- No accounts: There is no sign-up, login, or user profile on CalcComet.
- No cookies set by us: We do not set any first-party cookies.
Third-Party Services
- Cloudflare: This site is hosted on Cloudflare Pages. Cloudflare may log IP addresses and request metadata at the network level as part of their infrastructure. See Cloudflare's privacy policy .
- Resend: Contact form submissions are delivered via Resend, an email delivery service. Your message is forwarded to us and is not retained by Resend beyond delivery.
- Google AdSense (when enabled): Ads are currently disabled. When enabled in the future, Google AdSense may set cookies for ad personalization. You can opt out via Google's ad settings .
Analytics
We do not use any analytics or tracking scripts. No page view data is collected by us.
Children's Privacy
CalcComet is not directed at children under 13 and does not knowingly collect personal information from them.
Disclaimer of Warranties
All calculators are provided for informational purposes only. Results may contain errors and should not be relied upon for financial, medical, legal, or other professional decisions. We make no warranties of any kind and accept no liability for decisions made based on this site's output. Always consult a qualified professional.
Changes to This Policy
We may update this policy from time to time. The "Last updated" date at the top of this page reflects the most recent revision.