Privacy Policy

Last updated: June 26, 2026

At priv QR, we are committed to protecting your privacy. The service is free to use and does not require an account, login, or sign-up. This Privacy Policy explains how we collect, use, and safeguard information when you use our QR code generation tools.

Information You Provide

• QR code content you enter (text, URLs, contact information)
• Cryptocurrency addresses (for crypto QR generation)
• WiFi credentials (for WiFi QR codes)
• Contact information (for contact QR codes)

Automatically Collected Information

• Usage statistics stored locally in your browser, such as daily generation counters
• Browser type and version
• Device information
• Access times and pages visited
• Advertising interactions if advertising is enabled on the site

Client-Side Processing

Your sensitive data never leaves your browser. All QR code generation happens locally on your device. We do not transmit, store, or have access to:

• Your QR code content
• Cryptocurrency addresses or amounts
• Personal contact information
• WiFi passwords or network credentials

Local Storage

We may use browser local storage only to:

• Remember your preferred settings
• Enable offline functionality
• Keep optional local counters or diagnostics on your device

Essential Cookies

We use essential cookies to:

• Remember preferences where needed
• Enable core functionality

For more detail, see our Cookie Policy.

Analytics

We may use privacy-focused analytics to understand:

• Which features are most popular
• Overall usage patterns (anonymized)
• Performance and error rates

All analytics data is aggregated and cannot identify individual users.

Advertising and Google AdSense

We may use Google AdSense or similar advertising services to display ads on priv QR. Third-party vendors, including Google, may use cookies or similar technologies to serve ads, limit repeated ads, measure ad performance, prevent fraud, and personalize advertising where permitted by law.

You can learn how Google uses advertising cookies at Google Advertising Technologies. You can manage Google ad personalization at Google Ads Settings and opt out of some third-party vendor personalized advertising through aboutads.info.

Where required, we will request consent before using non-essential advertising cookies and will respect applicable privacy choices.

Hosting and Infrastructure

Our website is hosted on Vercel, which may collect:

• Server logs and access information
• Performance metrics
• Security-related data

No Data Sharing

We do not sell, trade, or share your personal information with third parties for marketing purposes.

You have the right to:

• Access information about your data (though we store minimal data)
• Clear your local storage at any time
• Use our service without creating an account or logging in
• Request deletion of any server-side analytics data

Our service is not directed to children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

We may update this Privacy Policy from time to time. We will notify users of any material 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 or our privacy practices, please contact us:

• Email: support@privqr.com
• GitHub: github.com/xuhaoying/privqr.com