Cookie Policy

Last updated: December 8, 2025

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 and provide information to website owners.

How We Use Cookies

Web3Calc.com uses cookies for the following purposes:

Essential Cookies

These cookies are necessary for the website to function properly. They enable basic functions like page navigation and access to secure areas of the website.

  • Session management
  • Security and authentication
  • Load balancing

Analytics Cookies

We use analytics services to understand how visitors use our website. This helps us improve our service and user experience.

  • Vercel Analytics - to measure website performance
  • Usage statistics and traffic analysis
  • Error tracking and debugging

Functionality Cookies

These cookies enable the website to remember your preferences and provide enhanced features.

  • User preferences (dark mode, language)
  • Form input data (for convenience)
  • Tool calculation history (stored locally)

Third-Party Cookies

We may use third-party services that set their own cookies:

  • Vercel: Hosting and analytics
  • Google Fonts: Web fonts delivery
  • Blockchain RPCs: For ENS lookups and token data

Types of Cookies We Use

Session Cookies

Temporary cookies that are erased when you close your browser. They help us remember your actions during a single browsing session.

Persistent Cookies

These cookies remain on your device for a set period or until you delete them. They help us remember your preferences for future visits.

Managing Cookies

Most web browsers allow you to control cookies through their settings preferences. However, limiting cookies may impact your experience on our website.

Browser Settings

You can manage cookies through your browser settings:

  • Chrome: Settings → Privacy and security → Cookies
  • Firefox: Settings → Privacy & Security → Cookies
  • Safari: Preferences → Privacy → Cookies
  • Edge: Settings → Privacy → Cookies

Local Storage

In addition to cookies, we use browser local storage to save your tool calculation results and preferences. This data never leaves your device and is not transmitted to our servers.

Do Not Track

We respect Do Not Track (DNT) browser settings. If you enable DNT, we will not use analytics cookies to track your browsing behavior.

Updates to This Policy

We may update this Cookie Policy from time to time. Any changes will be posted on this page with an updated revision date.

Contact Us

If you have questions about our use of cookies, please contact us through our contact page.