Contact Us
Have a question about a calculator? Found an error? Have a suggestion for a new tool? We want to hear from you.
For all inquiries, send a message to:
Typical response time: 48 hours on business days.
What to Include in Your Message
To help us respond efficiently, please include:
- The specific calculator or page you are referencing (URL is best)
- What you expected to see versus what actually happened
- The inputs you used, if reporting a calculator issue
- Your country and applicable code, if asking about a regional question
Common Topics
🐛 Reporting a Calculator Error
Calculator errors are our highest priority. Include the calculator URL, your inputs, and the result you received. We typically respond within 24 hours and issue corrections within 48 hours.
💡 Suggesting a New Calculator
We add 5-10 new calculators per year based on user requests. Tell us what calculation you need, what code or standard it should reference, and how you would use it. We prioritize tools that are common, code-relevant, and not already well-served by existing free tools.
📰 Media Inquiries
For press, interviews, or content syndication requests, indicate "Media" in your subject line and include your publication, deadline, and the topic of interest.
🤝 Partnership and Collaboration
If you represent an organization that would like to collaborate on educational content, link from your resources page, or contribute expertise as a reviewer, indicate "Partnership" in your subject line.
🛡️ Privacy or Legal
For privacy data requests (GDPR, CCPA), takedown requests, or legal matters, indicate "Privacy" or "Legal" in your subject line. See our Privacy Policy for details on what data we hold.
VoltFlow is operated by Munir Ahmed. We do not have a phone line at this time. Email is the fastest and most reliable way to reach us.