Download Video to MP3
If you wish to extract audio track from online videos, UniConverter can also help to convert online video to MP3 directly.
Open the video to be downloaded from your browser and copy its URL.
Open the software on your Mac and select the Download tab from the primary interface. Expand the drop-down options at + Paste URL and click on the Download MP3 button. The copied URL will be automatically pasted to the software interface that will analyze it and start downloading the MP3 file from the same.
After the download process is complete you can find the MP3 files from the Finished tab.