Last updated: January 6, 2026
Welcome to 0Sight ("we," "our," or "us"). We respect your privacy and are committed to protecting your personal information. This Privacy Policy explains how we collect, use, and safeguard your information when you use our optics zeroing calculator tool.
Our tool operates entirely in your browser. We do not collect, store, or transmit any of the following information you enter:
We may collect standard web analytics data through third-party services, including:
Any analytics data we collect is used solely to:
All calculations and data processing occur locally in your browser. We do not store any calculation data on our servers. The tool can function completely offline once loaded.
Any generated PDF targets are created entirely on your device and are not uploaded to our servers.
0Sight itself does not set first-party cookies and does not store any of your inputs in browser storage; defaults reset every time you load the page.
The third-party analytics providers listed below (Google Analytics, Ahrefs Analytics) may set their own cookies for anonymous usage statistics, in accordance with their respective privacy policies. You can disable cookies in your browser settings.
We use the following third-party services:
These services may collect their own data according to their respective privacy policies.
Our service is not intended for children under 18 years of age. We do not knowingly collect personal information from children.
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.
If you have any questions about this Privacy Policy, please contact us through our GitHub repository or via the contact information provided on our main page.