DualBook 8 languages

Cookie Policy

Last Updated: August 21, 2026

1. Introduction

This Cookie Policy explains how DualBook — an independent product operated by its founder from Vietnam — uses cookies and similar technologies when you visit our website.

2. What Are Cookies

Cookies are small text files that are placed on your device when you visit a website. They help websites recognize your device and remember information about your visit, such as your preferences and login information.

3. How We Use Cookies

We use cookies to enhance your browsing experience, analyze site traffic, personalize content, and remember your preferences. Cookies help us understand how you use our service so we can improve it for you and other users.

4. Types of Cookies We Use

Essential Cookies

These cookies are necessary for the website to function properly. They enable core functionality such as security, network management, and accessibility. You cannot opt-out of these cookies.

Analytics Cookies

These cookies help us understand how visitors interact with our website by collecting and reporting information anonymously. This helps us improve our service and user experience.

Functional Cookies

These cookies enable enhanced functionality and personalization, such as remembering your language preference, theme selection, and login information.

Advertising Cookies

We do not currently run advertising and do not set advertising cookies. If that changes, this policy will be updated before any such cookie is used.

5. Third-Party Cookies

Some cookies on our site are placed by third-party services such as Google Analytics, payment processors, and authentication providers. These third parties may collect information about your online activities over time and across different websites.

6. Managing Cookies

You can control and manage cookies in your browser settings. Most browsers allow you to refuse cookies or delete cookies that have already been set. However, if you disable cookies, some features of our website may not function properly.

7. Browser Settings

You can manage cookie preferences through your browser settings. Chrome, Firefox, Safari, Edge and Opera each publish their own cookie management guide. Please note that if you use different devices or browsers, you'll need to manage cookies on each one.

8. Do Not Track

Some browsers support a 'Do Not Track' feature. However, there is no industry standard for how to respond to Do Not Track signals. We do not currently respond to Do Not Track signals.

9. Updates to This Policy

We may update this Cookie Policy from time to time to reflect changes in technology, legislation, or our business operations. We will notify you of any significant changes by posting the new policy on this page.

10. Contact Us

If you have any questions about our use of cookies, contact us through our contact page or email us at privacy@dualbook.net.