Feng-Shui-Compass is a project mainly written in Objective-C, it's free.
"Feng Shui Compass" is a simple CoreAnimation example to replicate the "Compass.app" on iPhone.
October 3, 2011
"Feng Shui Compass" is a simple CoreAnimation example to replicate the "Compass.app" on iPhone.
If you are interested to extend the code, please feel free to contact the project maintainer on Github.