It's providing the following functions :
1. Displaying the path of flying in/out SiHua to the palace, and collide with the palace.
2. Export the chart to image format.
3. Providing Change Palace function to analyse house and office Feng Shui.
4. Providing Change Palace function to analyse family members.
5. Providing manual create chart function.
6. Providing convenience way of switching Decade, Year and Month in the chart.
Will give more stars if the functions are more as it's limited, basically just to plot Zi Wei chart