Cookie Policy

Last Updated: 20/08/25

This Cookie Policy explains how Materio (“i”, “we”, “us,” or “our”) uses cookies and similar technologies on our website and related services (including Oread PDF reader and Insightroom). By using our website, you consent to the use of cookies as described in this policy. If you do not agree with our use of cookies, you can disable them through your browser settings or opt out of optional cookies by toggling off “Accept Cookies” in settings.

1. What Are Cookies?

Cookies are small text files placed on your device by a website. They allow the website to recognize your device, store preferences, and improve user experience. Cookies may be “first-party” (set by our website) or “third-party” (set by external services).

2. Types of Cookies We Use

Essential Cookies

These cookies are necessary for the proper functioning of our website and cannot be turned off. They include:

Theme & Appearance: Remembering your theme (light/dark), background (enabled/disabled), and whether the download button is shown.
Navigation & Tabs: Remembering your active tab and last visited page.
PDF Reader (Oread): Saving your current page, last 5 PDFs, reading modes (Paper, Night, E-Ink), and scheduled reading preferences.
Authentication: required for login and secure access.
Privileges: Checking if you have admin privileges, Plus benefits, or none.
Notifications: Tracking read/unread notifications so you don’t see duplicates.
Insightroom Access: Remembering whether private posts should be shown (based on admin/Plus status).

Performance and Analytics Cookies

We use these to analyze how visitors use our website and improve user experience. Examples include:

Google Analytics 4 (GA4): Tracks site performance, engagement, and traffic.
Engagement Tracking: Time spent on PDFs, active sessions, and navigation flow.
AI Summary: Determines whether you have neccesary perks to show AI summary or not.

Functional Cookies

These cookies enhance site functionality and user choice, such as:

Showing or hiding promotions.
Showing or hiding the PWA app installation popup.
Enabling Giscus comments on PDFs and posts.

Advertising and Targeting Cookies

We currently do not use cookies for advertising or cross-site tracking. If this changes, we will update this policy.

3. Third-Party Cookies

We use services from third-party providers, which may set their own cookies on your device. These include:

Google Tag Manager (GTM): Manages analytics and tracking tools.
Google Fonts API: Helps load fonts properly.
FontAwesome: Provides icons used throughout Materio.
Giscus: Enables community discussions linked to GitHub.

For details, see their privacy policies:

4. How to Manage Cookies

You can control or disable cookies through your browser settings. Note that disabling cookies may affect website functionality. Instructions for managing cookies:

By continuing to use our website, you consent to the placement of cookies on your device as described in this policy. You may withdraw your consent at any time by adjusting your browser settings or using our in-app cookie settings toggle.

6. Updates to This Policy

We may update this Cookie Policy from time to time to reflect changes in technology, legislation, or our operations. Updates will be posted on this page with the “Last Updated” date.

7. Contact Us

If you have any questions about this Cookie Policy, please contact us at: materio support