Sound Siphon makes your Mac’s audio output available as an audio input device. It allows you to send audio from one application to another, where it can be processed, streamed, or recorded. It's as simple as selecting a microphone in your favorite app. Sound Siphon works with Core Audio to provide this capability to all of your audio apps.

Sound Siphon works with Core Audio to provide this capability to all of your audio apps. As such, it easily integrates into any existing audio-production environment.

Features

Capture all of your Mac's audio

Capture specific application audio

Independently adjust the levels of each application

Capture application audio mixed together as stereo audio

Capture discretely with each application's audio in its own channels

Mute captured applications while capturing

home page: