MP4 to MP3 Converter

Extract high-quality MP3 audio from your MP4 video files

Drag & drop your MP4 files here or click to browse

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How to use this converter:

  1. Select MP4 video files using the button or drag & drop
  2. Adjust MP3 bitrate, sample rate, and channel mode in the settings panel (right)
  3. Click "Convert to MP3" to extract audio and encode
  4. Preview the resulting MP3 files with built-in players
  5. Download individual tracks or all as ZIP

Audio extraction runs locally in your browser using Web Audio API and LameJS – files never leave your device.