Rogue Amoeba’s Loopback for Mac OS X is a tool for enabling audio routing between applications and audio devices on your Mac. In just a few clicks, you can easily pass audio directly between apps.

Mac: If you need to route audio from one Mac to another, say, from a microphone to Skype to Audacity, the go-to tool has long been the often baffling, occasionally unreliable Soundflower. Loopback is ...

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