Convert MP4 to MP3 Free Online

Turn any MP4 video into an MP3 audio file instantly. Free, no account, no watermark.

This tool converts MP4 video files to MP3 audio. Upload your MP4 and download the audio as an MP3 file in seconds. Free, no account required, files deleted after 15 minutes.

MP4 MOV MKV WebM

Output: MP3 at 192 kbps

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Click to upload or drag & drop

MP4 · MOV · MKV · WebM · Up to 2GB

No sign up needed. Just drop your MP4.

Processing time depends on file size and your upload speed.

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No account required

Just upload and go. Nothing to sign up for, no email, no credit card.

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No watermark, ever

Your MP3 comes back clean. No audio stinger, no branding overlay, nothing added.

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Files deleted in 15 minutes

Your video does not live on our servers. Privacy by default.

How It Works

1

Upload your MP4

MP4, MOV, MKV, or WebM up to 2GB. Drag and drop or click to browse.

2

VidClean converts the audio to MP3

Single FFmpeg pass extracts the audio track and encodes it as MP3 at 192kbps. No silence detection, no editing, just a clean conversion.

3

Download the MP3

Your MP3 is ready in seconds. Use it in any podcast app, audio editor, or music player.

Who uses this

People with an MP4 lecture, recording, or video they want to listen to as audio on the go. Music fans pulling the audio off a music video they own. Anyone preparing a video for transcription with Whisper, Otter, or Descript. Creators who recorded video content and need an audio-only version for a podcast feed.

Drop your MP4, get the MP3 back. No install, no account.

Coming from an audio production workflow? Our Extract Audio from Video page covers the same conversion with framing for podcasters and editors.

Frequently Asked Questions

Everything you need to know about converting your MP4 to MP3.

How do I convert MP4 to MP3 for free? expand_more

Upload your MP4 file on this page and VidClean converts the audio track to an MP3 you can download instantly. Free, no account, no watermark, no install. The conversion runs entirely in our backend in a single FFmpeg pass and most files finish in under 30 seconds.

Will the audio quality be affected? expand_more

The output is MP3 at 192kbps. For spoken-word content (podcasts, interviews, voiceover, lectures) the difference from the source audio is inaudible to almost everyone. For music, 192kbps is broadly transparent and matches the bitrate most streaming services use for previews.

What video formats can I convert to MP3? expand_more

MP4, MOV, MKV, and WebM up to 2GB per file. The output is always MP3 at 192kbps regardless of input format.

How long does conversion take? expand_more

Most files under 100MB finish in under 30 seconds. Files in the 100 to 500MB range usually take 30 to 60 seconds. Multi-gigabyte files can take a few minutes. There is no silence detection step, so this is significantly faster than tools that also process the audio.

Is my video file kept private? expand_more

Yes. Files are processed on a private server and automatically deleted 15 minutes after the job finishes. We never view, share, train on, or store your content.

Also try: Extract Audio from Video at vidclean.net/extract-audio

Also try: Remove Silence from Video at vidclean.net