Save a video's audio as MP3
Choose an MP3 output profile, paste the link and aTube Catcher saves only the audio track to your computer.
Windows · macOS · Linux
Online "YouTube to MP3" sites are slow, full of ads and often unreliable. aTube Catcher does the same job on your own computer: it downloads the video and extracts the audio in one step, using the bundled FFmpeg.
Already have the video file? Use Extract MP3 in the Video Converter to pull the audio out of any video on your computer.
Audio options
- Download a video as MP3 Free
- Convert files you already have to MP3 and other audio formats Free
- A whole playlist to MP3 in one go Free
How to save a video as MP3
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Copy the video link
Copy the address of the video from your browser.
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Paste it in the Downloader
Paste the link into the URL box at the top of the Downloader.
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Choose an MP3 profile
Open "Output profile" and pick an MP3 profile instead of "Original file (No Conversion)".
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Download
Click Download. aTube Catcher downloads the video, extracts the audio and keeps only the MP3 in your "Save to" folder.
Platforms and limits
- Windows, macOS and Linux. FFmpeg is included, so there is nothing else to install.
- The MP3 can't be better quality than the audio the site provides.
Use content you have the right to download
Only download videos and audio you own, that are in the public domain or under a license that allows it, or that the rights holder lets you save. Check the terms of the site you are downloading from.
Frequently asked questions
Is it free to convert YouTube to MP3?
Yes. Downloading a single video as MP3 is part of the free Community edition.
Can I convert a whole playlist to MP3?
Yes. Open Batch downloads, load the playlist and pick an MP3 profile; every item is saved as audio.
Can I extract MP3 from a video I already downloaded?
Yes. Open the Video Converter, choose Extract MP3, and drop in the file.
Related features
Try aTube Catcher free
The Community edition is free with no time limit. Upgrade to Pro when you need more.