1
Choose Your Video
Choose the video. Drop it on the page, tap choose a file, or paste a direct link to the video file.
Extract Audio from Video
Pull the sound out of a video and save it as an MP3, right in your browser. Trim it to the part you need. The video never leaves your device.
Files stay on your device
Drop the video you want the audio from
Extracts the sound from MP4, MOV, WebM or MKV video as an MP3 at 128 to 320 kbps. It stays on your device.
Choose a fileYour browser converts the file. Nothing is sent to a server.
- No signup, no watermark
- No upload size limit
- About 2 sec for a 47 sec clip
- Works offline once loaded
How to Extract Audio from a Video
2
Pick Quality and Trim
Keep MP3 at 192 kbps or pick another bitrate. Turn on Trim and set a start and end time if you only want one song, one answer or one part of a talk.
3
Convert and Download
Press Convert to MP3. The sound is extracted on your device in a few seconds. Check it in the preview player and download the MP3.
What Extracting Audio Means
Extracting audio means taking the sound track out of a video file and saving it on its own. The picture is left behind, and the original video file is not changed.
This page decodes the sound track and encodes it as MP3. With Trim on, only the part between the start and end time is encoded, so a short clip from a long recording is ready in a moment.
| Recording | Suggested bitrate | Why |
|---|---|---|
| Lecture, class or meeting | 128 kbps | Speech stays clear and the file stays small |
| Interview or podcast video | 128 or 192 kbps | Clear voices, room for music beds |
| Song or music video | 192 or 256 kbps | Keeps the detail most people can hear |
| Audio you will edit or mix | 320 kbps | The most detail MP3 allows |
Why Extract Audio from Video
Keep One Part
Trim keeps only the minutes that matter: one answer from an interview, one song from a concert, one section of a class.
Transcribe or Subtitle
Transcription tools work from audio. A small MP3 uploads faster than the full video and costs less on metered data.
Reuse the Sound
Use a voice-over, a jingle or ambient sound from a video in a new edit, a presentation or a reel.
Extract Audio Without Uploading the Video
Most online audio extractors upload the whole video to their server first. A 500 MB video can take longer to upload than to watch, and private recordings end up on someone else's disk.
Here the extraction runs in your browser. A 46.6 second, 21.95 MB MP4 produced a 1.07 MB MP3 in 2.0 seconds on a MacBook (Chrome, November 2026).
Extract Audio from Video: Frequently Asked Questions
Can I extract only part of the audio?
Yes. Turn on Trim and set a start and end time. Only that part is extracted, and the MP3 is exactly that length.
Does extracting audio change the original video?
No. The converter reads the video and writes a new MP3. The video file on your device stays exactly as it was.
Is my video uploaded to a server?
No. Your browser reads the video and writes the MP3 on your own device. Nothing is sent to MP4toMP3.io or anyone else, and the page keeps working with Wi-Fi off once it has loaded.
Can I extract audio from a video on my phone?
Yes. Open this page in Chrome on Android or Safari on iPhone, choose the video from your gallery or Files app, and the MP3 saves to your downloads.
Can I extract audio from a YouTube link?
No. The converter works with video files you have, or a direct link to a video file. Downloading from YouTube is against its terms of service.
Ready to Extract Audio from Video?
Choose a file at the top. It is free, private and done in your browser in a few seconds.
Convert now