How to Extract Audio from Video — Convert MP4 to MP3
Learn how to extract audio from any video file. Convert MP4 to MP3 for free with our step-by-step guide.
Need to extract audio from a video? Converting MP4 to MP3 is the fastest way to get the audio track from any video file. Here's how to do it for free.
Why Extract Audio from Video?
**Create podcasts** from video recordings
**Save music** from music videos
**Extract lectures** for audio-only listening
**Create ringtones** from video clips
**Reduce file size** when you only need the audio
How to Convert MP4 to MP3
Open Convert999's MP4 to MP3 converter
Upload your MP4 video file
Select MP3 as the output format
Click Convert and download your MP3 file
The conversion happens instantly in your browser. No upload, no waiting, no server processing.
Audio Quality Tips
**Music:** Use 320kbps for highest quality MP3
**Podcasts/Speech:** 128kbps is sufficient
**Audiobooks:** 64kbps works well for spoken word
**Want lossless?** Convert to FLAC or WAV instead of MP3