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Cookies Policy

This policy explains what cookies are, the types we use, how we use them, and your choices regarding cookies.

Effective: January 30, 2026Last updated: January 30, 2026

pdftheory (“we,” “our,” or “us”) uses cookies and similar technologies to enhance your experience on our website pdftheory.com and our mobile application (together, the “Service”). This Cookies Policy explains what cookies are, the types we use, how we use them, and your choices regarding cookies.

By using our Service, you consent to the use of cookies as described in this policy.

1. What Are Cookies?

Cookies are small text files stored on your device (computer, tablet, or mobile) when you visit a website. They help websites recognize your device and store information about your preferences or past activity. Cookies improve functionality, provide analytics, and deliver personalized ads.

2. Types of Cookies We Use

2.1 Essential Cookies

Required

Purpose

Required for basic site functionality, such as logging in, maintaining sessions, and accessing account features.

Duration

Session-only; deleted when you close your browser.

Can be disabled?

No – required for functionality

2.2 Analytics Cookies

Performance

Purpose

Collect information about how you interact with our website and Service, such as pages visited, time spent, and clicks. This helps us improve our Service.

Duration

Up to 24 months.

Provider

Google Analytics

2.3 Advertising/Marketing Cookies

Targeting

Purpose

Display relevant advertisements and measure ad performance.

Duration

Varies by advertising partner.

Provider

Ezoic and other ad partners

3. Third-Party Cookies

We use cookies from third-party services (Google Analytics, Ezoic, etc.) to provide analytics and personalized ads. These third parties may collect information about your browsing activity across multiple websites.

Please review their privacy policies for more details:

4. Managing Cookies

You have the right to accept, reject, or delete cookies at any time. You can manage cookies through your browser settings:

BrowserHow to Manage Cookies
Google ChromeSettings → Privacy and security → Cookies and other site data
Mozilla FirefoxOptions → Privacy & Security → Cookies and Site Data
SafariPreferences → Privacy → Manage Website Data
Microsoft EdgeSettings → Cookies and site permissions → Manage and delete cookies
OperaSettings → Privacy & security → Cookies

Important: Disabling essential cookies may limit certain features of our Service.

6. Changes to This Cookies Policy

We may update this Cookies Policy from time to time. Updates are effective immediately upon posting, and the Effective Date at the top will be updated. Please check this page periodically for changes.

7. Contact Us

If you have any questions about this Cookies Policy, please contact us:

Mailing Address

pdftheory
123 Business St, Suite 400
San Francisco, CA 94105
United States

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Privacy PolicyTerms of ServiceSecurity