iVTS 5.3.1.2395 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free tool was originally developed by Vi-PEC Engine Management.
We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The most popular versions of the iVTS are 5.3, 5.2 and 5.1. You can execute iVTS on Windows XP/Vista/7/8/10/11 32-bit. IVTS.exe and VTS.exe are the most frequent filenames for this program's installer. The software lies within System Utilities, more precisely Device Assistants.
From the developer:
iVTS is a professional engine management system tuning program designed specifically for use with Vi-PEC ECUs. In addition to simply programming an ECU, the program provides advanced time saving tuning tools designed by engine tuners for engine tuners. All features are aimed at producing a more accurate and faster tune.
You may want to check out more software, such as Infralution Virtual Tree, BlueSoleil or OBEX Commander, which might be similar to iVTS.