Feng Shui Compass - Eight Diagrams Guide is an electronic compass positioning and analysis software designed for directional measurement purposes, aiding in determining the north-south polar directions. By integrating technology with traditional compass principles and considering the actual environment, this tool allows for on-site directional analysis.

The main features include displaying orientation directions and scales to analyze specific positions within a property such as the main entrance, bathroom, bedroom, balcony, among others. Additionally, it offers a Chinese calendar selection for auspicious dates, providing users with access to the Gregorian calendar, lunar calendar, auspicious and inauspicious days, and lucky day queries.