WinVNKey 1.0.0.1 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program is included in Education Tools. The WinVNKey installer is commonly called WinVNKey.exe.
The most popular version among the software users is 1.0. We recommend checking the downloaded files with any free antivirus. WinVNKey is compatible with Windows XP/Vista/7/8/10/11 environment, 32-bit version. The actual developer of the free program is TriChlor.
From the developer:
WinVNKey stands for Windows-based Vietnamese Keyboard driver, a piece of Windows system software that extends the operating system capability to support typing Vietnamese letters, and recently, typing Han Nom characters as well as other international characters.
You may want to check out more software, such as NeuroTran, Zarb or Voca, which might be similar to WinVNKey.