Cookie Policy

Last updated: October 10, 2025

1. What are Cookies

Cookies are small text files that websites store on your device when you visit them. They are widely used to make websites work properly, improve efficiency, and provide information to the website owner.

Cookies typically contain the following information:

  • Website name
  • Unique identifier
  • Expiration time
  • Some settings or preference information

2. How We Use Cookies

MP3Tool uses cookies to enhance your browsing experience and provide better services. The types of cookies we use include:

2.1 Necessary Cookies

These cookies are essential for the proper functioning of the website and cannot be disabled:

  • Session Cookies ：Maintains your session state and is deleted automatically when the page is closed
  • Security Cookies ：Prevents Cross-Site Request Forgery (CSRF) attacks
  • Load Balancing Cookies ：Ensures your requests are routed to the correct server

2.2 Functional Cookies

These cookies remember your preferences:

  • Language Preferences ：Remembers your selected language settings
  • Theme Preferences ：Remembers your interface theme selection
  • Tool Preferences ：Remembers your frequently used tool settings

2.3 Analytics Cookies

These cookies help us understand website usage (optional):

  • Visit Statistics:Page views, visit duration, etc.
  • User Behavior:Most popular tools, common operation flows
  • Performance Monitoring:Page load times, error rates, etc.

3. Detailed Cookie List

Cookie Name Type Purpose Duration
mp3tool_session Necessary Maintains user session End of session
csrf_token Necessary Security Protection 24 hours
user_lang Functional Language Preference 1 year
user_theme Functional Theme Preference 1 year
_ga Analytics Google Analytics 2 years
_gid Analytics Google Analytics 24 hours

4. Third-Party Cookies

We may use the following third-party services, which may set their own cookies:

4.1 Google Analytics

  • Used for website traffic analysis
  • Collects anonymous usage data
  • Helps us improve website performance

4.2 CDN Services

  • Used to speed up website content loading
  • May set cache-related cookies
  • Does not collect personally identifiable information

5. Local Storage

In addition to cookies, we may use other local storage technologies:

5.1 Local Storage

  • Stores user preferences
  • Caches frequently used tool settings
  • Temporarily stores processing progress

5.2 Session Storage

  • Temporarily stores session data
  • Automatically cleared when the page is closed
  • Not shared across different tabs

6. Manage Cookies

6.1 Browser Settings

You can manage cookies through your browser settings:

  • Chrome: Settings > Privacy and Security > Cookies and other site data
  • Firefox: Options > Privacy & Security > Cookies and Site Data
  • Safari: Preferences > Privacy > Cookies and Site Data
  • Edge: Settings > Cookies and Site Permissions

6.2 Website Settings

You can also manage cookie preferences through our website settings. These settings will be stored in your browser and applied on your next visit.

7. Impact of Cookies

7.1 Effects of Disabling Cookies

If you choose to disable cookies, the following functions may be affected:

  • Cannot remember your language and theme preferences
  • Some security features may not function properly
  • We cannot provide a personalized user experience
  • Website performance analysis features will be disabled

7.2 Core Functions Unaffected

Importantly, even if you disable all cookies, MP3Tool's core audio processing functions will still work properly, as these functions run entirely locally in your browser.

8. Mobile Devices

On mobile devices, the management of cookies may differ slightly:

  • iOS Safari: Settings > Safari > Block Cookies
  • Android Chrome: Chrome menu > Settings > Site Settings > Cookies
  • Mobile Apps: If you access via an app, please check the app's privacy settings

9. Policy Updates

We may periodically update this Cookie Policy to reflect:

  • Addition of new features
  • Technical improvements
  • Changes in laws and regulations
  • Improvements based on user feedback

Significant changes will be communicated via website notice or email (if applicable).

10. Contact Us

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

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