Here recommend another powerful audio recording program - Leawo Music Recorder.
It allows you to easily record audio from any built-in input audio, computer stream audio and online music, and then save in MP3 or WAV format. It could help you get music for free, from any music source. It could record streaming audio and online audio like YouTube, AOL Music, Last.fm, etc.
For Mac users, the Leawo Music Recorder for Mac
could serve you well. Check the below steps to know how to easily record audio online and get music off the internet for free.
Step 1: Select audio source
Leawo Music Recorder could record both built-in input audios and computer audios. As you want to record online audio file, before recording, select "Record Computer Audio" in Audio Source settings panel, which could be invoked by clicking the "Audio Source" icon on the bottom-left corner.
For more detail, check: https://www.leawo.org/tutorial/how-to-record-audio-from-the-internet.html