Download of Ventrilo 4.0 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac app is an intellectual property of Ventrilo.
The software lies within Communication Tools, more precisely Texting & Video calls. We recommend checking the downloaded files with any free antivirus. Ventrilo for Mac is sometimes referred to as "Ventrilo copy", "Ventrilo bot". The most popular version of Ventrilo for Mac is 3.0.
From the developer:
Ventrilo is the next evolutionary step of Voice over IP (VoIP) group communications software. Ventrilo is also the industry standard by which all others measure themselves as they attempt to imitate its features.
You may want to check out more Mac applications, such as LimeChat, myPhoneDesktop or Mumble, which might be related to Ventrilo.