Airfoil 5.8.5

Airfoil allows you to send any audio to AirPort Express units, Apple TVs, and even other Macs and PCs, all in sync! It’s your audio – everywhere.

With Airfoil you can take audio from any application and send to your AirPort Express units, as well as Apple TVs, and even other Macs and PCs running Airfoil Speakers! Transmit audio from RealPlayer, Windows Media Player, QuickTime Player, and other media players. Send audio from web-based applications like Pandora,, and other to the AirPort Express. You can even stream audio from audio devices like RadioSHARK, XM and Sirius radios, around your house.

  • Critical Bug Fix: An issue where connections to Apple TVs running tvOS 10 would drop after approximately four minutes has been corrected.
  • Critical Bug Fix: The erroneous “No buffer space available” (55 ENOBUFS) message which could appear on MacOS 10.12 (Sierra) has been banished.
  • Enhancement: Airfoil now better detects speakers that have disappeared from the network.
  • Bug Fix: A problem where album artwork could wrongly appear pixelated has been corrected.
  • Bug Fix: Adjustments have been made to enable FaceTime to be captured on MacOS 10.12 (Sierra).
  • Other: Due to changes in iTunes 12.5, Airfoil now requires Instant On to capture audio from iTunes, and will prompt the user if needed.

What’s New

Version 5.8.5:

  • Airfoil's Audio Capture Engine (ACE) backend has been updated to 10.1. This update includes several fixes and improvements, for the most stable audio capture possible
  • It's now easier to capture audio from the entire system (System Audio), Finder, and Text to Speech, with the new Special Sources section of the Source selector
  • On MacOS 10.14 (Mojave), Airfoil now offers Dark Mode support throughout the app
  • Smaller improvements and interface modifications have also been made to Airfoil's Source selector, as well as the audio device icon
  • Audio streaming to password-protected Shairport devices should now work as expected in all cases
  • Airfoil now correctly handles multi-packet RTSP messages, which should solve some long-standing "RTSP" errors for certain rare devices
  • A bug where the main window could get stuck on a disconnected monitor has been corrected
  • Airfoil's Help menu now includes a useful new Release Notes window, so you can see changes across all versions from right inside the app
  • The look of messages displayed by Airfoil has been modernized
  • The About box has been updated to provide additional version information in an easy-to-read fashion


OS X 10.9 or later, 64-bit processor


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