Privacy Policy
Last updated: October 28, 2025
Introduction
WeldingCalc ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our website and calculators.
Information We Collect
Information You Provide
Our calculators operate entirely in your web browser. We do NOT collect or store:
- Personal identification information (name, email, phone)
- Calculator input parameters or results
- User account data (no accounts required)
- Payment information (all services are free)
Automatically Collected Information
We may collect certain information automatically when you visit our website:
- Log Data: IP address, browser type, referring pages, pages visited, time stamps
- Cookies: Small data files for essential website functionality (see Cookie Policy below)
- Analytics: Anonymous usage statistics to improve user experience (Google Analytics or similar)
How We Use Your Information
We use the limited data we collect to:
- Provide and maintain our calculators and website
- Analyze usage patterns to improve functionality
- Detect and prevent technical issues
- Understand which calculators are most valuable to users
Cookie Policy
Essential Cookies
We use strictly necessary cookies to:
- Maintain session state during calculator use
- Remember user preferences (dark mode, units)
- Ensure website security
Analytics Cookies
With your consent, we may use analytics cookies (Google Analytics) to:
- Track page views and popular calculators
- Monitor user flow and navigation patterns
- Identify technical issues
You can disable analytics cookies through your browser settings without affecting calculator functionality.
Data Sharing and Disclosure
We do NOT sell, trade, or rent your information to third parties. We may share information with:
- Service Providers: Hosting providers (Cloudflare, AWS) for website infrastructure
- Analytics Providers: Google Analytics for anonymous usage statistics
- Legal Requirements: When required by law or to protect our rights
Data Security
We implement industry-standard security measures:
- HTTPS encryption for all data transmission
- Regular security audits and updates
- Secure hosting infrastructure
- No storage of sensitive calculator data
However, no internet transmission is 100% secure. We cannot guarantee absolute security.
Third-Party Links
Our website may contain links to external sites (ISO standards, equipment manufacturers). We are not responsible for the privacy practices of these sites. We encourage you to review their privacy policies.
Children's Privacy
Our services are not directed to individuals under 18. We do not knowingly collect information from children. If you believe we have collected information from a child, please contact us immediately.
Your Privacy Rights
EU Users (GDPR)
If you are in the European Union, you have rights to:
- Access your data (though we collect minimal personal data)
- Request data deletion
- Object to processing
- Data portability
- Withdraw consent for cookies
California Users (CCPA)
California residents have rights to:
- Know what personal information is collected
- Request deletion of personal information
- Opt-out of sale (we do not sell data)
- Non-discrimination for exercising rights
International Data Transfers
Our servers may be located in different countries. By using our service, you consent to the transfer of your information to countries outside your residence, which may have different data protection laws.
Changes to This Privacy Policy
We may update this Privacy Policy periodically. Changes will be posted on this page with an updated "Last updated" date. Continued use of the website after changes constitutes acceptance of the updated policy.
Contact Us
If you have questions about this Privacy Policy or our data practices, please contact us:
- Email: [email protected]
- Website: www.weldingcalc.com
Consent
By using our website and calculators, you consent to this Privacy Policy and agree to its terms.