Virtual Audio Cable — _top_

Share your computer’s audio directly into a Zoom, Discord, or Teams call as if it were your microphone input. Real-Time Processing:

If you nodded "yes" to any of these, you are looking for a .

Abstract Virtual audio cable (VAC) technology creates software-based audio devices that route audio streams internally between applications without physical hardware. This paper reviews VAC concepts, architectures, implementation techniques, performance considerations, common use cases, and security/privacy issues, and concludes with recommendations for developers and users. virtual audio cable

Users who need a reliable, "set-it-and-forget-it" pipeline between two specific apps. VoiceMeeter Series by VB-Audio (Windows Only)

| Problem | Likely Fix | |---------|-------------| | No audio in target app | Set app’s input device to the same VAC line | | Crackling/glitches | Increase buffer size in Audio Repeater (e.g., 200 ms) | | App doesn’t see VAC | Restart app after installing VAC | | Windows won’t install driver | Boot with driver signature enforcement disabled | | VAC not showing in list | Run vac.exe and reinstall/restart driver | Share your computer’s audio directly into a Zoom,

You set an application (like a web browser or a game) to send its sound to the virtual input.

Now, let's make another app "hear" that audio. Let's use Zoom as an example. Now, let's make another app "hear" that audio

: Highly customizable, supports dozens of virtual cables, ultra-low latency. Loopback by Rogue Amoeba (Mac) Best For : macOS users looking for a premium interface. Cost : Paid.

Crucially, there is . All transfers are pure memory copies. Latency is determined by buffer sizes and thread scheduling, not by physical propagation.