PrivConvert

Media tool

Extract Audio from Video

Extract the audio track from a short video and save it as an MP3 file.

Input
Choose a MP4, WebM, MOV, or MKV file
Output
MP3 files
Limits
1 file · 100 MB max · 180 sec max

Processing runs on your device when supported. Network requests may load the app and supporting assets. Privacy details

Add your input

Your file stays in this browser.

Settings

Good to know1 file · 100 MB max · 180 sec max
Choose a MP4, WebM, MOV, or MKV fileResult: MP3 files
  • Your media file stays in this browser while the tool runs.
  • Short clips work best. Large or complex files may take longer or fail.
  • This tool extracts one audio track and exports MP3; videos with multiple audio tracks may use the default track.
  • Short MP4, MOV, WebM, and MKV files are the most reliable browser inputs.

Next tools

Keep working with this file

Audio to MP3Convert a short audio file to MP3.MuteRemove the audio track from a short video without uploading it.Trim audioCut a short audio file by start time and duration.TrimCut a short video clip by start time and duration.

How it works

How to use Extract Audio from Video online

  1. Choose the video file that contains the audio track you want to extract.
  2. Pick the MP3 bitrate if you need a smaller file or higher audio quality.
  3. Run the browser conversion and download the extracted MP3 file.

Overview

Extract audio from video and download an MP3

Use this tool when you need the sound from a short video as a separate MP3 file. The workflow runs in the browser where supported, so it is useful for private clips, screen recordings, voice notes, and quick video-to-audio jobs.

Input

Choose a MP4, WebM, MOV, or MKV file

Output

MP3 files

Limits

1 file · 100 MB max · 180 sec max

Best for

Extract Audio from Video use cases

  • Extract MP3 audio from a short MP4, MOV, WebM, or MKV video.
  • Save speech, voice notes, music drafts, or meeting clips from a video file.
  • Create an audio-only file before trimming, sharing, transcribing, or archiving the result.

Processing

What happens in your browser

PrivConvert uses ffmpeg.wasm for this workflow. 1 adjustable setting. This tool checks for wasm support before running

Your media file stays in this browser while the tool runs.

Related tools

Audio to MP3Mute VideoTrim AudioTrim VideoAdd Subtitles to VideoCompress Video

FAQ

Extract Audio from Video questions

See how privacy works

Is Extract Audio from Video free to use?

Yes. This tool is free to use in your browser and does not require an account.

Is processing local?

Extract Audio from Video uses ffmpeg.wasm in the browser. Selected input is processed on your device when the required browser features are available. Application, library, model, security, and limited analytics requests may use the network.

What limits should I know about?

1 file · 100 MB max · 180 sec max. Short clips work best. Large or complex files may take longer or fail.

Can I convert video to MP3 online?

Yes. This tool extracts the audio track from a supported short video and saves it as an MP3 file.

Which video formats work best?

Short MP4, MOV, WebM, and MKV files are the most reliable inputs for browser-based audio extraction.

Can I choose a specific audio track?

Not yet. If a video has multiple audio tracks, the browser conversion may use the default track.