YouTube to MP3 converter

Convert YouTube videos to MP3 for free.

No signup | No ads | Fast conversion

Benefits of using OnlyMP3

Free MP3 conversion made simple.

No registration

MP3 conversion without login.

Videos up to 4 hours

Convert videos up to 4 hours.

Works across devices

Use on mobile, tablet or desktop.

Save to Dropbox

Save MP3 files to your Dropbox.

How OnlyMP3 works

Convert YouTube videos to MP3 in three simple steps.

1

Copy the link

Copy the link to the YouTube video you want to convert.

2

Start conversion

Paste the link into the box and select Convert MP3.

3

Download MP3

Download the MP3 file to your device.

About OnlyMP3

OnlyMP3 is a free online YouTube to MP3 converter with no ads. Convert videos, Shorts, and YouTube Music links to MP3 directly in your browser without creating an account or installing software.

It works on mobile and desktop browsers and supports videos up to 4 hours long. Save MP3 files to your device or Dropbox when available. Temporary files are removed automatically.

Explore features

Why choose OnlyMP3?

  • Convert as many videos as you need for free.
  • Convert videos without creating an account.
  • Use on mobile, tablet, and desktop browsers.
  • Download your converted audio in MP3 format.
  • No banner ads, pop-up ads, or ad redirects.
  • Temporary files are removed automatically.

Powerful features

Everything you need to convert and save MP3 files.

No signup required

Use OnlyMP3 instantly without creating an account.

Fast conversion

Convert YouTube videos to MP3 in a few simple steps.

Mobile and desktop

Compatible with Windows, macOS, Android, iOS and more.

Dropbox support

Save converted MP3 files to your Dropbox account.

Automatic processing

OnlyMP3 prepares the audio from your video link.

Temporary file storage

Files are stored temporarily and removed automatically.

Frequently asked questions

Answers to common questions about using OnlyMP3.

Yes. You can convert videos and download MP3 files for free, with no ads or signup required.

Yes. OnlyMP3 works in your mobile browser, so you can convert videos and download MP3 files without installing an app.

No. OnlyMP3 runs in your browser. You don’t need to install a program or browser extension.

Copy the YouTube video link, paste it into the input box, and select Convert MP3. Once processing finishes, select Download MP3 to save the file to your device.

Yes. Once your MP3 is ready, select Save to Dropbox. In the window that opens, sign in or create an account if needed, choose a folder, and select Save. The window closes automatically, and a green tick confirms when your file has been saved.

The mz shortcut lets you open OnlyMP3 from a YouTube video link. Add mz immediately after youtube in the link, then open the modified address in your browser.

For example: https://www.youtubemz.com/watch?v=zTdzbNVf6lE