Privacy Policy

Last updated: March 2026

Effective date: March 2026

1. Information We Collect

Subtitle Files: When you use our converter, editor, or sync tools, you upload subtitle files (SRT, VTT, ASS, SSA, SBV, SUB, LRC, JSON). These files are processed temporarily in your browser's memory and are never transmitted to our servers. All processing happens locally on your device.

Usage Data: We collect anonymous usage statistics such as:

  • Number of conversion requests (without file content)
  • File types being converted (format names only)
  • Error logs for service improvement (no personal data)
  • Page views and navigation patterns
  • Browser type and version (anonymized)

Technical Data: We may collect:

  • IP addresses (anonymized and used for security only)
  • Browser information (type, version, language settings)
  • Device information (type, operating system)
  • Referral sources (how you found our site)

Cookies and Local Storage: We use cookies and local storage to:

  • Remember your preferences (language, format preferences)
  • Improve website performance and user experience
  • Analyze website traffic and usage patterns
  • Prevent fraud and ensure security

2. How We Use Your Information

We use the collected information to:

  • Process and convert your subtitle files
  • Enable subtitle editing and synchronization features
  • Improve our conversion algorithms and service quality
  • Monitor and prevent abuse of our service
  • Generate anonymous usage statistics
  • Provide customer support when requested

3. Subtitle Editor and Sync Tools

Subtitle Editor: When you use our subtitle editor, your files are processed locally in your browser. We do not store your edited content or modifications on our servers.

Synchronization Tool: Our sync tool processes timing adjustments locally. No timing data or modifications are stored on our servers.

Client-Side Processing: All editing and synchronization operations are performed in your browser to ensure maximum privacy and security.

4. Data Storage and Security

File Processing: Your subtitle files are processed in memory and are automatically deleted after conversion, editing, or synchronization. We do not store your files permanently.

Security Measures: We implement appropriate security measures to protect your data during transmission and processing.

Data Retention: Logs and analytics data are retained for up to 90 days for service improvement purposes.

5. Third-Party Services

We may use third-party services for:

  • Analytics and performance monitoring
  • Content delivery and hosting
  • Security and fraud prevention

These services have their own privacy policies and data handling practices.

6. Cookies and Tracking

We use cookies and similar technologies to:

  • Remember your preferences
  • Analyze website traffic and usage patterns
  • Improve user experience

You can disable cookies in your browser settings, though this may affect functionality.

7. Your Rights

You have the right to:

  • Request information about the data we collect about you
  • Request deletion of your data
  • Opt-out of data collection for analytics
  • Contact us with privacy concerns

8. Children's Privacy

Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13.

9. Changes to This Policy

We may update this privacy policy from time to time. We will notify users of any significant changes by posting the new policy on this page.

10. Contact Us

If you have any questions about this privacy policy or our data practices, please contact us at:

Email: onlinesubtitleconverter@gmail.com

Subject: Privacy Policy Inquiry