
Route Audio Between Apps
BlackHole is a modern macOS virtual audio loopback driver that allows applications
to pass audio to other applications with zero additional latency.

Why Blackhole? Key Features
Wide Sample Rate Compatibility
Supports: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, and 192kHz
Multiple Channel Support
Available in 2, 16, and 64 channel versions
macOS Compatibility
Works with macOS Mavericks (10.10) and newer
Zero Latency
Real-time audio routing without delays
Popular Applications
Streamers
Seamlessly route audio for live broadcasts
Instructors
Integrate multiple audio sources for online teaching
Podcasters
Combine and manage audio inputs effortlessly
Producers
Balance and refine multi-track audio
Audio Engineers
Optimize final mixes for distribution
Composers
Integrate instruments and effects smoothly
How It Works (Installation Guide)
Get Started in 3 Simple Steps
A.
Download and install BlackHole
Download BlackHole using buttons above, and run the installer. Follow the on-screen prompts to complete the installation process and ensure it’s properly set up on your macOS system.
B.
Set up as an audio device in macOS settings
Open System Preferences > Sound, then navigate to the Input and Output tabs. Select BlackHole as your preferred audio device, ensuring it is enabled for seamless audio routing between applications.
C.
Route audio between apps
Open the applications you want to connect and assign BlackHole as the input in one app and the output in another. This allows you to seamlessly transfer audio from one software to another with zero latency, perfect for streaming, recording, and production workflows.
Setup Guide
01
Routing System Audio
- Set up a Multi-Output Device.
- Configure the Multi-Output as the system’s output device.
- Select BlackHole as the input in the destination application.
Routing Mic & System Audio
- Set up a Multi-Output Device.
- Create an Aggregate Device.
- Use a Digital Audio Workstation (DAW) to route the microphone to BlackHole with the Aggregate Device.
- Set BlackHole as the input in the destination application.
03
Routing Audio Between Apps
- Set up an Aggregate Device.
- Configure the audio device to Aggregate in both the source and destination applications.

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