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At Online Calculator Zone ("we", "us", "our", or "the Website"), your privacy is important to us. This Privacy Policy explains how we collect, use, disclose, and protect your information when you visit our website and use our free online calculator tools.
We are committed to collecting minimal personal information. Most of our calculators work entirely in your browser without sending any data to our servers.
Our calculators do not require you to create an account or provide personal information to perform calculations. However, if you choose to subscribe to our newsletter or contact us, we may collect:
When you visit our website, certain information is automatically collected by our servers and third-party services:
We use minimal cookies to enhance your experience. Cookies are small text files stored on your device. We use:
You can disable cookies through your browser settings, but this may affect the functionality of some features.
We use the information we collect for the following purposes:
Important Note: All calculator calculations are performed locally in your browser. We do not store, process, or have access to the numbers you enter into any calculator.
We do not sell, trade, or rent your personal information to third parties. We may share information in the following limited circumstances:
Our website may contain links to other websites or use third-party services. We are not responsible for the privacy practices of these third parties. We encourage you to review their privacy policies.
We implement appropriate technical and organizational measures to protect your information. However, no method of transmission over the Internet or electronic storage is 100% secure. Since our calculators process data locally in your browser, your calculation inputs never leave your device.
Our website is hosted on servers that may be located outside your country of residence. By using our website, you consent to the transfer of your information to countries with different data protection laws. We take steps to ensure adequate protection for your information.
Our website is intended for general audiences and does not knowingly collect personal information from children under 13 years of age. If you believe a child has provided us with personal information, please contact us, and we will delete it promptly.
If you subscribe to our newsletter, we will use your email address to send you updates about new calculators, features, and tips. You can unsubscribe at any time by clicking the "unsubscribe" link in any newsletter email or by contacting us directly.
Depending on your location, you may have the following rights regarding your personal information:
To exercise these rights, please contact us using the information below. We will respond within 30 days.
We use the following types of cookies:
You can manage cookie preferences through your browser settings. Most browsers allow you to block or delete cookies.
We may update this Privacy Policy from time to time to reflect changes in our practices or legal requirements. The updated version will be posted on this page with a revised "Last Updated" date. We encourage you to review this policy periodically.
If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:
If you are located in the European Economic Area (EEA), you have additional rights under the General Data Protection Regulation (GDPR), including the right to lodge a complaint with your local data protection authority.
If you are a California resident, you have the right to request information about the categories of personal information we collect and the specific pieces of information we hold. We do not sell your personal information.
🔒 Summary
Online Calculator Zone is committed to protecting your privacy. All calculations happen locally in your browser. We collect minimal data solely to improve our services and do not sell your information.