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We'd love to hear from you. Whether you have questions, feedback, or suggestions, feel free to reach out.
Our calculators use official data from government agencies and central banks. However, results are estimates and may not reflect your exact situation. Always consult with qualified professionals for personalized advice.
No. All calculations happen locally in your browser. We never transmit or store your financial input data on our servers. Your privacy is our priority.
We update our data regularly, typically annually for tax brackets and as needed for interest rates. Each calculator page shows the last verified date and data source.
Our calculators are free for personal use. For commercial use or API access, please contact us at partnerships@f0x.ai.
Please email bugs@f0x.ai with details about the calculator, your inputs, and the issue you encountered. We take accuracy seriously and will investigate promptly.
We're working toward coverage of 66 countries. Check our roadmap on the About page, or email feedback@f0x.ai to suggest priority countries.
We strive to respond to all inquiries within 48 hours during business days. For urgent technical issues affecting calculator accuracy, we aim to respond within 24 hours.
Note: We cannot provide personalized financial, tax, or legal advice. For such matters, please consult qualified professionals in your jurisdiction.