Do you use Airfoil?
What is Airfoil?
Stream any audio from your Mac all around your network. Send music services like Spotify or web-based audio like Pandora wirelessly to all sorts of devices, including the Apple TV, HomePod, Google Chromecast, Sonos devices, and Bluetooth speakers. You can even send to iOS devices and other computers.
1 more launch
Audio Hijack 4
Audio Hijack is a powerful utility for recording and processing any audio on MacOS. Audio from apps like Safari or Skype, hardware like mics and mixers, and even the entire system audio output, can all be saved. If you can hear it, Audio Hijack can record it.