Convert MP4 to MKV

Convert MP4 videos to MKV format online. Preserve multiple audio tracks and subtitles. Free browser-based converter.

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Why Convert MP4 to MKV?

MKV (Matroska) is a flexible container format that supports multiple audio tracks, subtitles, and chapters. Converting MP4 to MKV is useful for preserving all media tracks.

Benefits of MKV Format

  • **Multiple Audio Tracks**: Support for multiple languages
  • **Subtitle Support**: Embedded subtitle tracks
  • **Chapter Support**: Chapter markers for navigation
  • **Flexible Container**: Supports various codecs
  • **Open Source**: Free and open format

Common Use Cases

  • **Multi-language Content**: Preserve multiple audio tracks
  • **Subtitle Preservation**: Keep embedded subtitles
  • **Media Archiving**: Flexible container for storage

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Key Benefits

  • Multiple audio tracks
  • Subtitle support
  • Chapter markers
  • Flexible container

Common Use Cases

  • Multi-language videos
  • Subtitle preservation
  • Media archiving
  • Professional workflows