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Privacy Policy

SEODiff ("we", "us", "our") operates as an independent web platform. This policy explains what data we collect, how we use it, and your rights under applicable data protection laws, including the Swiss Federal Act on Data Protection (nDSG/FADP), the EU General Data Protection Regulation (GDPR), and the California Consumer Privacy Act (CCPA).

1. Data We Collect

1a. Public Website Data

Our crawler (SEODiffBot) visits publicly accessible web pages to compute AI-readiness scores and technical metrics. We store only derived data:

Numerical scores and grades (ACRI, SEO, Performance, Architecture)
Structural metadata (title length, meta description length, schema types)
Bot access configuration (robots.txt directives)
Transformative, deterministic summaries (capped at fair-use snippet limits)
Technology stack classification

We do not store, reproduce, or serve verbatim copyrighted page content.

1b. Account Data

When you create an account, we collect:

Email address (for authentication and account notifications)
Authentication tokens (managed via our auth provider)

1c. Usage Data

We collect minimal server-side logs for operational purposes:

IP addresses (retained for up to 30 days for abuse prevention)
Request timestamps and paths

2. Cookies

SEODiff uses only essential cookies required for the service to function:

Session Cookie

A session cookie is set when you log in. It is required for authentication and is deleted when you log out or close your browser. We do not use any advertising, analytics, or third-party tracking cookies.

3. How We Use Your Data

To provide and improve our AI-readiness scoring service
To authenticate your account and manage your session
To send account-related notifications (e.g., ACRI change alerts you opt into)
To prevent abuse and maintain service security

4. Data Sharing

We do not sell your personal data. We may share data only in these circumstances:

Infrastructure providers: hosting and CDN providers that process data on our behalf under appropriate agreements
Legal requirements: when required by law, court order, or to protect our legal rights

5. Data Retention

Account data: retained while your account is active; deleted within 30 days of account deletion
Public website scores: retained as part of our public index; removed upon valid opt-out or takedown request
Server logs: retained for up to 30 days

6. Your Rights

Depending on your jurisdiction, you have the right to:

Access the personal data we hold about you
Request correction of inaccurate data
Request deletion of your data
Object to or restrict processing of your data
Data portability (receive your data in a structured format)
Withdraw consent at any time

To exercise any of these rights, contact us at [email protected].

7. CCPA Disclosure

If you are a California resident, you have the right to know what personal information we collect and how it is used. We do not sell personal information as defined by the CCPA. You may request deletion of your data by contacting us at the address above.

8. International Transfers

Our servers are located in Canada. Data may be processed in jurisdictions that provide different levels of data protection. We rely on standard contractual clauses and applicable data protection adequacy decisions where applicable.

9. Changes to This Policy

We may update this policy from time to time. Material changes will be communicated via our website. Continued use of the service after changes constitutes acceptance of the updated policy.

10. Governing Law

This Privacy Policy is governed by the laws of Switzerland. SEODiff's data processing adheres to the Swiss Federal Act on Data Protection (FADP/nDSG) and respects the EU GDPR where applicable.

11. Contact

Data Protection & Privacy Inquiries

Email: [email protected]

Last updated: March 2026