Downloads

Here you can download two VAC versions: fully-functional trial version, and feature-limited Lite version.

Trial version can be used anywhere to evaluate product functionality. After 30 minutes, female voice starts to remind that this is only a trial. Otherwise, there is no functionality restriction compared to the full version.

Download VAC 4.70 trial (self-installing EXE)

Download VAC 4.70 trial (ZIP archive)

If this new version works not as described, try the last knowingly stable version 4.67: self-installing EXE or ZIP archive.

Lite version can be used only in a private home environment not associated with income generation. Here is a feature comparison table:

Feature	Lite version	Trial version	Full version
Maximum number of Virtual Cables	1	256
Maximum sampling rate	48000	384000
Maximum bits per sample	16	32
Maximum number of channels	2	32
Minimum milliseconds per event	3	1
Maximum number of worker threads	1	32
Maximum number of clients	1	Unlimited
Multi-client support	No	Yes
Stream format limiting support	No	Yes
Channel remapping support	No	Yes
Microphone and S/PDIF type lines	No	Yes
Position and clock register support	No	Yes
Voice reminder	No	After 30 min	No
Cost	Free	Free	15-50 USD
Usage policy	Home only	Evaluation	Home/business
Technical support	Bugs only	Full support	Full support

Download VAC 4.70 Lite (ZIP archive)

The easiest way to open the user manual is to click the "Help" button in the first installation dialog, or in VAC Control Panel window (if already installed).

The licensing terms are specified in the license agreement.

Important things

If recording/input endpoints are inaccessible in Windows 10/11, make sure that Microphone access is not disabled in Windows Settings - Privacy - Microphone.
If some application that use Kernel Streaming (KS) interface cannot see and/or access VAC pins (devices), try to switch Virtual Cable's port type from WaveRT (the default) to WavePci or WaveCyclic.
If the exclamation point icon is displayed on the left of Virtual Cable row in VAC Control Panel, please check driver's log and follow the suggestions to avoid audio interruptions and/or artifacts.

In case of downloading a ZIP archive, just extract the contents into an empty folder and run "setup" file for installation. Please read the "readme" file from the package for additional details.

All version packages contains the same fully-functional Audio Repeater binaries. Audio Repeater applications can be used freely and independently from VAC product.