MP4 to MP3 Converter

Pull clean MP3 audio out of any MP4 video. Free, in your browser, with no signup, no file limits, and no watermark.

Select MP4 file →

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Click or drag and drop to upload files

We support most file types including: MP4, MOV, WEBM, AVI, MP3, WAV, PNG, JPEG, GIF, MKV, PDF, FLAC, TIFF!

EchoWave is used by creators, marketers, educators, and businesses to convert and edit media online.

Updated June 2026

Pull a clean MP3 soundtrack out of any MP4 in seconds, free and right in your browser. EchoWave keeps the audio track and drops the video, so a heavy clip becomes a small file you can play on any phone, car stereo, or podcast app, with no signup and no watermark.

Free, no sign-upNo account, no trial

Runs in your browserNothing to install

Works on every devicePhone, tablet, laptop

No watermarkClean output, every time

How it works

How to convert MP4 to MP3

1
Upload your MP4
Drag your MP4 onto the converter or pick it from your device. Nothing to install.
2
Choose MP3 and convert
Select MP3 as the output, set the bitrate if you want, then start. Free, with no sign-up.
3
Download your MP3
Save the finished MP3 to your device, or open it in the editor to trim or reuse it.

Try it

Estimate your MP3

Pick a bitrate and a length to see the MP3 file size before you convert.

Bitrate

Length10 min

1 min60 min

Estimated MP3 size14MBGreat for most music

An estimate. Real size varies a little with the encoder and the audio itself.

The formats

MP4 vs MP3

MP4

MPEG-4 Part 14

The video format that plays everywhere

Type: Video container
Holds: H.264 video plus AAC audio, sometimes subtitles
Typical size: Large, it carries video
Plays on: Phones, browsers, TVs, almost any player

Best for:Watching and sharing video

MP3

MPEG-1 Audio Layer III

The most universal audio format ever made

Type: Lossy audio format
Holds: Audio only
Typical size: Small, about 1 MB per minute at 128 kbps
Plays on: Effectively everything

Best for:Music, podcasts, and audio you listen to

Will it lose quality?

The MP3 can only be as good as the audio already inside your MP4.
A bitrate higher than the source does not add quality, it only makes a bigger file.
192 to 320 kbps keeps music clear. 128 kbps is fine for speech.

Converting to MP3 re-encodes the audio. To keep it exactly as it sits inside the video, convert to M4A instead, or to WAV for an uncompressed copy.

Use cases

What people use it for

PodcastersPublish a clean audio episode

Students & lecturesReplay recordings anywhere

MusiciansSave sets to listen offline

TranscriptionSend a small file, not a video

CommutersTalks and audiobooks on the go

Troubleshooting

If something looks off

The MP3 has no sound

Some videos store audio as AC-3. The converter still handles it, but if a clip plays silent, re-download the source and convert again.

The file is too large to email

Convert at a lower bitrate, 128 kbps for talking, or trim the clip first to cut its length.

Which apps open MP3 files?

Almost anything opens it: your browser, your phone, any music app, or VLC. No special player needed.

FAQ

MP4 to MP3 questions

Is the MP4 to MP3 converter free?

Yes. EchoWave converts MP4 to MP3 with no signup, no file-count limit, no trial, and no watermark. Upload your video, convert it, and download the MP3 from your browser.

How do I convert MP4 to MP3?

Upload your MP4, choose MP3 as the output format, and start the conversion. When it finishes, download the MP3 to your device or open it in the editor to make changes.

Will I lose audio quality converting MP4 to MP3?

The MP3 can only be as good as the audio already inside your MP4, and a higher bitrate cannot add quality that was not there. Exporting at 192 to 320 kbps keeps music clear, and 128 kbps is fine for speech.

What MP3 bitrate should I choose?

Use 320 kbps for music you want to keep, 192 to 256 kbps for everyday listening, and 128 kbps for podcasts or interviews. Higher bitrates only make the file bigger when the source audio was already compressed.

Is it safe to convert MP4 to MP3 here?

Yes. You do not need an account and there is nothing to install. See our security page for how EchoWave handles your files.

Does the MP4 to MP3 converter work on iPhone and Android?

Yes. It runs in your mobile browser, so you can convert MP4 to MP3 on iPhone, iPad, and Android without installing an app.

Can I convert MP4 to MP3 on Mac and Windows?

Yes. The converter works in any browser on macOS, Windows, Chromebook, and Linux. There is nothing to download and no account to create.

Can I convert large files or several videos?

Yes. There are no file-count limits on these pages, so you can convert your videos one after another. Large videos are supported and simply take a little longer to upload and convert.

Does the MP3 keep the full audio track and the song details?

The full audio track is always converted. Title, artist, and album travel along as ID3 tags when your MP4 includes them, and you can add or edit those details afterward in any music app.

How long does it take to convert MP4 to MP3?

Most clips convert in a few seconds. Longer videos and larger files take a little more time, and you can download the MP3 as soon as it is ready.