Cookies Policy

Last updated: January 16, 2026

What Are Cookies

Cookies are small text files that are placed on your computer or mobile device when you visit a website. They are widely used to make websites work more efficiently, as well as to provide information to the website owners.

Cookies allow a website to recognize your device and remember information about your visit, such as your preferred language, font size, and other preferences.

How We Use Cookies

Ziulk ("we," "our," or "us") uses cookies for various purposes to improve your experience on our website. We use both first-party and third-party cookies for the following purposes:

  • Essential functionality: To remember your preferences like dark/light mode
  • Analytics: To understand how visitors interact with our website
  • Advertising: To display relevant advertisements through Google AdSense

Types of Cookies We Use

settings

Essential Cookies

These cookies are necessary for the website to function properly. They enable core functionality such as:

  • Remembering your color theme preference (dark/light mode)
  • Maintaining session state

These cookies do not collect any personally identifiable information.

analytics

Analytics Cookies

These cookies help us understand how visitors interact with our website by collecting and reporting information anonymously:

  • Pages visited and time spent on each page
  • How you arrived at our website
  • What features you use most

This data helps us improve our website and services.

ads_click

Advertising Cookies

We use Google AdSense to display advertisements. Google may use cookies to:

  • Show ads based on your interests and previous visits
  • Limit the number of times you see an ad
  • Measure the effectiveness of advertising campaigns

You can opt out of personalized advertising through your browser's privacy settings or by adjusting your device's ad preferences in your system settings.

Specific Cookies We Use

Cookie NamePurposeDurationType
ziulk-color-modeStores your dark/light mode preference1 yearEssential
_gaGoogle Analytics - distinguishes users2 yearsAnalytics
_gidGoogle Analytics - distinguishes users24 hoursAnalytics
__gadsGoogle AdSense - ad delivery and targeting13 monthsAdvertising
__gpiGoogle AdSense - ad personalization13 monthsAdvertising

Third-Party Cookies

In addition to our own cookies, we may also use various third-party cookies to report usage statistics of the Site and deliver advertisements on and through the Site.

Third parties that may set cookies include:

  • Google AdSense: For serving and measuring advertisements
  • Google Analytics: For website traffic analysis

These third-party services operate under their own privacy policies. You can manage how these services use your data through your browser's privacy settings, cookie preferences, or the privacy controls available in your device settings.

Managing Cookies

Most web browsers allow you to control cookies through their settings preferences. However, if you limit the ability of websites to set cookies, you may impact your overall user experience.

How to Manage Cookies in Your Browser

  • Google Chrome: Settings → Privacy and security → Cookies and other site data
  • Mozilla Firefox: Options → Privacy & Security → Cookies and Site Data
  • Safari: Preferences → Privacy → Cookies and website data
  • Microsoft Edge: Settings → Cookies and site permissions → Cookies and site data

Opt-Out of Targeted Advertising

You can opt out of targeted advertising through the following methods:

  • Browser Settings: Access your browser's privacy or cookie settings to block or limit third-party cookies
  • Device Settings: On mobile devices, use "Limit Ad Tracking" (iOS) or "Opt out of Ads Personalization" (Android) in your device settings
  • Ad Preferences: Most browsers offer built-in tools to manage advertising preferences and tracking protection

Data Processing Note

shield

Important: All data you input into our cryptographic, encoding, and ID generation tools is processed entirely in your browser. We do not use cookies or any other technology to collect, store, or transmit this data.

Your sensitive information (passwords, keys, encrypted text, etc.) never leaves your device.

Changes to This Policy

We may update our Cookies Policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the "Last updated" date.

Contact Us

If you have any questions about our use of cookies, please contact us: