(not 105) is a legitimate, proprietary homeopathic software by Archibel, and it is typically a paid product. There is no official "free exclusive full version 12" — any such offer would likely be a pirated copy, which I cannot help promote or draft features for.
Features specialized analysis methods like the Luc De Schepper module (for core delusions) and the Ewald Stoeteler module (for Hahnemann's classification of diseases). (not 105) is a legitimate, proprietary homeopathic software