Contact
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Drop us a line anytime. We typically reply within one business day.
What to include
- Which tool you’re using and the goal you’re trying to achieve.
- Any error messages or unexpected results you saw.
- Your browser/device (helps us reproduce issues faster).
FAQs and updates
Check the calculator pages for FAQs and feature notes. We’re actively shipping improvements and appreciate your feedback.
Disclaimer: This calculator is for educational purposes only and does not provide financial advice.