Privacy Policy

1. Data Processing

DeveloperTools.one is designed with a privacy-first architecture. All tool functionality is implemented using client-side JavaScript that runs entirely within your web browser. This means:

• No data you input into any tool is transmitted over the network
• No data is stored on our servers (we have no data storage infrastructure)
• No data is shared with third parties for processing
• All computations happen locally on your device
• Tools continue to work even when offline (after initial page load)

2. Information We Collect

2.1 Analytics Data

We may use privacy-respecting analytics services to understand how our site is used. This may include:

• Pages visited and general usage patterns
• Approximate geographic location (country/region level)
• Browser type and device category
• Referral source

This data is aggregated and anonymized. It does not include any content you process with our tools.

2.2 Advertising

We display advertisements to support the free operation of our tools. Our advertising partners may use cookies to serve relevant ads. You can manage cookie preferences through your browser settings.

3. Cookies

DeveloperTools.one may use the following types of cookies:

• Essential cookies — For basic site functionality such as dark mode preference
• Analytics cookies — To understand site usage patterns (anonymized)
• Advertising cookies — Used by our ad partners to serve relevant advertisements

No cookies are used to track or store the content you process with our tools.

4. Third-Party Services

Our tools do not use any third-party APIs or services for data processing. The only third-party services on our site are:

• Analytics services (for anonymized usage statistics)
• Advertising networks (for displaying ads)
• Content delivery networks (for serving static assets)

5. Data Security

Since all data processing occurs in your browser and no user data is transmitted to or stored on our servers, the security of your data is inherently protected by the client-side architecture. We recommend keeping your browser updated to benefit from the latest security patches.

6. Children's Privacy

DeveloperTools.one does not knowingly collect personal information from children under 13. Our tools are designed for developers and technical professionals.

7. Changes to This Policy

We may update this privacy policy from time to time. Changes will be posted on this page with an updated revision date. Your continued use of DeveloperTools.one after changes constitutes acceptance of the updated policy.

8. Contact

If you have questions about this privacy policy, please contact us at hello@developertools.one.