(There's no video for Audio Hijack Pro 2 yet. Please contribute to MR and add a video now!)
With Audio Hijack Pro, you can save audio output from any application, and use DSP effects to improve audio quality from any application. Many audio formats, timed recording, alarms, and more.
Audio-Hijack-Pro-2-SN--OSX-.sit (2.77 MiB / 2.91 MB)
2 / 2018-07-10 / ea6da178ebb4f8e3c53b7fe9a1785be15f689204
From Mac OS 10.2
Serial number included.
Emulating this? It should run fine under: QEMU