Contact Us
We're here to help! Get in touch with questions, feedback, or support requests.
Email Support
Send us an email for general inquiries, technical support, or feedback.
Report Issues
Found a bug or calculation error? Help us improve by reporting issues.
Feature Requests
Have ideas for new calculators or features? We'd love to hear them!
Frequently Asked Questions
Are all calculators completely free?
Yes! All 36+ matrix calculators are completely free to use. No registration, subscriptions, or hidden fees. We believe mathematical tools should be accessible to everyone.
Is my calculation data secure?
Absolutely! All calculations are performed locally in your browser. Your data never leaves your device, ensuring complete privacy and security.
Do the calculators work on mobile devices?
Yes! Our calculators are fully responsive and optimized for smartphones, tablets, and desktop computers. You can perform calculations anywhere, anytime.
Can I use these for academic work?
Yes, but please follow your institution's academic integrity policies. Our tools are designed as learning aids with step-by-step solutions to help you understand the concepts.
How accurate are the calculations?
Our calculators use proven mathematical algorithms and are highly accurate for most applications. However, for critical applications, we recommend verifying results independently.
Is the source code available?
Yes! Matrix Calculator is open source. You can view our algorithms and contribute to the project on our GitHub repository.
Getting Better Support
Reporting Issues
- Describe the specific calculator and operation you were using
- Include the input values that caused the issue
- Mention your browser and device type
- Describe what you expected vs. what actually happened
Feature Requests
- Explain the mathematical operation or tool you need
- Describe your use case and why it would be helpful
- Mention if you've seen similar tools elsewhere
- Consider the educational value for other users
General Questions
- Check our FAQ section first
- Be specific about which calculator you're asking about
- Include relevant mathematical context
- Let us know your experience level with linear algebra
Response Times
Critical Issues
Within 4 hours
Security vulnerabilities, major calculation errors
Bug Reports
Within 12 hours
Calculation errors, functionality issues
General Inquiries
Within 24 hours
Questions, feedback, general support
Feature Requests
Within 48 hours
New calculator ideas, enhancement suggestions