Top Synchronous Audio Router Alternatives for Seamless Audio Routing
Synchronous Audio Router is a powerful software-based audio routing driver for Windows, enabling users to create and manage numerous audio endpoints with low latency, perfect for integration with ASIO-compatible DAWs. It even supports applications without direct device selection through per-application default overrides. However, if you're looking for a Synchronous Audio Router alternative due to specific platform needs, advanced features, or simply exploring other options, there are many excellent choices available. This guide will help you discover the best alternatives to streamline your audio workflow.
Top Synchronous Audio Router Alternatives
Whether you're a professional audio engineer, a content creator, or a hobbyist, finding the right audio routing solution is crucial. Here are some of the top alternatives to Synchronous Audio Router, each offering unique strengths and features.

JACK Audio Connection Kit
JACK Audio Connection Kit is a sophisticated real-time, low-latency routing system for audio and MIDI data between applications. As a free and open-source solution available on Mac, Windows, and Linux, it's an excellent Synchronous Audio Router alternative, especially for those needing extensive connectivity and support for MIDI, multiple channels, and virtual audio cables, all within a real-time environment.

Soundflower
Soundflower is a free and open-source Mac OS X system extension designed to allow applications to pass audio to other applications. It functions simply as a virtual audio cable, making it a straightforward Synchronous Audio Router alternative for Mac users who need basic audio routing, sound drivers, and audio recording capabilities.

Carla
Carla is a versatile audio plugin host supporting numerous audio drivers and plugin formats. Available as free and open-source software on Mac, Windows, Linux, and BSD, it's a strong Synchronous Audio Router alternative for musicians and producers who need features like MIDI CC automation, rack effects, and robust VST plugin support, going beyond simple audio routing.

VB-Audio Virtual Cable
VB-Audio CABLE is a Freemium Windows Audio Driver that functions as a virtual audio cable, enabling a new playback device in your audio list upon installation. It's a popular Synchronous Audio Router alternative for Windows users, offering reliable audio recording and connections between audio streams.

Virtual Audio Cable
Virtual Audio Cable is a commercial audio routing tool for Windows that excels at redirecting audio streams between applications and devices. It's a comprehensive Synchronous Audio Router alternative for users who need a dedicated solution for audio recording and connecting diverse audio streams.

Loopback
Loopback is a commercial macOS software that allows you to take sound from applications and audio input devices and use them as inputs for anything else. For Mac users, it's a powerful Synchronous Audio Router alternative offering robust features like audio recording, customizable interfaces, music mixing, and virtual audio cable functionality out of the box.

AudioBus
AudioBus is a commercial revolutionary inter-app audio routing system for iPhone and iPad, allowing you to connect compatible music apps like virtual cables. As a mobile Synchronous Audio Router alternative, it's ideal for iOS users who need API-based audio routing on the go.

CheVolume
CheVolume is a commercial Windows application that replaces the standard Windows audio mixer, allowing precise control over volume, muting, and device selection per application. While not a direct routing driver, it serves as a practical Synchronous Audio Router alternative for Windows users focused on fine-grained volume control and virtual audio cable management.

BlackHole
BlackHole is a free and open-source modern macOS virtual audio driver that enables applications to pass audio to other applications with zero additional latency. For Mac users, it’s an excellent Synchronous Audio Router alternative, offering essential sound driver capabilities, audio recording, and virtual audio cable functionality.

Virtual Audio Streaming
Virtual Audio Streaming is commercial virtual sound card software for Windows, designed to fix issues like the "No Stereo Mix" problem. It supports recording sounds from your computer, broadcasting audio files online, and working as a virtual audio cable, making it a useful Synchronous Audio Router alternative for streaming and recording needs on Windows.
Each of these Synchronous Audio Router alternatives offers distinct advantages depending on your operating system, budget, and specific audio routing requirements. Explore them to find the perfect fit for your setup and enhance your audio workflow.