How to use Extract audio
- Choose a video or audio file.
- Click extract audio.
- Download the MP3.
What this tool does
The audio extractor creates an MP3 from a video or audio file you select. It is useful for lectures, screen recordings, oral practice, voice notes, and review workflows where the soundtrack matters more than the image.
This is not a downloader. It only works with files you choose from your own device.
Supported formats and output
- Input
- Video or audio files readable by the browser conversion engine.
- Output
- MP3 audio at the tool output setting.
Practical examples
Lecture review
Extract MP3 from a recorded presentation so it can be replayed as audio notes.
Voice exercise
Pull the sound from a short speaking-practice video for teacher feedback.
Quality considerations
- MP3 output reflects the quality of the original audio track.
- For voice, clarity of the source recording matters more than video quality.
Limitations
- A source with no audio track will not produce meaningful audio.
- Unsupported audio codecs can fail or export silence.
- Extraction cannot improve a noisy or distorted original recording.
Frequently asked questions
Is this a downloader?
No. This tool only converts files you choose from your own device.
What audio format is exported?
This tool exports MP3 at 192 kbps.
Troubleshooting
The MP3 is silent.
Check whether the original file has an audio track and whether it plays correctly in your browser.
The export fails.
Try a shorter file or convert the source video to MP4 first if it uses an unusual container.