A voi file extension is related to the obsolete Voyetra voice file format.
There is one other file type using
the VOI file extension!
.voi - Volume of Interest data
VOI file extension - Voyetra voice file
What is voi file? How to open voi files?
File type specification:
The voi file extension is associated with the Voyetra voice format.
Voyetra voice file - a sound clip used with Voyetra music software. It is obsolete audio format that may possibly be opened by WinDat, but is not supported by most audio programs.
This voi file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.