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How to Extract Audio from Video: MP4 to MP3 Complete Guide

Learn how to extract audio tracks from video files. Convert MP4, MOV, WebM, and AVI to MP3 for podcasts, music, and voice recordings.

FIRSTDEV TeamDecember 25, 20244 min read
FIRSTDEV Team
Web Development Team
The FIRSTDEV team builds fast, privacy-focused web tools. With expertise in modern web technologies, we create solutions that process files locally in your browser.

Why Extract Audio from Video?

There are many reasons you might want to extract just the audio from a video file:

  • Podcasts: Extract interviews or discussions
  • Music: Save concert recordings or music videos
  • Learning: Create audio versions of video tutorials
  • Accessibility: Make content available as audio

Supported Video Formats

Our Video to MP3 converter supports:

| Format | Description | |--------|-------------| | MP4 | Most common video format | | MOV | Apple QuickTime format | | WebM | Web-optimized video | | AVI | Windows video format |

Step-by-Step Guide

Step 1: Choose Your Video

Select any video file up to 100MB. Larger files may require desktop software.

Step 2: Upload to Converter

Drag and drop your video file into our converter.

Step 3: Configure Audio Settings

  • Bitrate: Higher = better quality, larger file
    • 128 kbps: Good for voice/podcasts
    • 192 kbps: Good balance for music
    • 320 kbps: Best quality

Step 4: Extract and Download

Click "Convert" and download your MP3 file.

Audio Quality Tips

  1. Match the Source: Don't use 320kbps for a 128kbps source video
  2. Consider the Content: Voice needs less bitrate than music
  3. Test Different Settings: Find what works for your use case

Legal Considerations

Only extract audio from:

  • Your own recordings
  • Content you have rights to
  • Public domain or Creative Commons content

Alternative Uses

  • Ring Tones: Extract favorite parts of songs
  • Sound Effects: Grab audio for video editing
  • Transcription: Convert lectures for easier transcription

Try our free Video to MP3 converter - no signup required, 100% private processing in your browser.

Tags

VideoMP3Audio ExtractionMP4Conversion

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