Not much better than Toaf: freeware, easy to use & transportable on any Windows laptop -
https://toaf.roverki.eu/index.php/en/
You'll also need a VW KKL cable with pins 7 & 8 soldered together, or ready to use:
https://www.ebay.co.uk/itm/174768878...cAAOSwvpNgnqIB
Regards