Tap on Inter App Audio and choose from any IAA compatible apps you have installed. In GarageBand for iOS, you can find a list of IAA Apps in the External Sounds section of the Sound Browser. The attraction of Inter App Audio over Audiobus is that it’s already built into the Operating System – there’s no need to pay for and download a separate app. Released in 2013 alongside iOS7, Inter App Audio was Apple’s answer to Audiobus.īefore IAA launched, if you were making music on iOS, Audiobus was most probably a huge part of your workflow.Įssentially, Audiobus is a standalone app that allows installed and compatible apps to send audio to one another.