Lightflow. They had troubles when the S3 first came out, but I just looked, and it looks like they are fixed. But,I believe your phone has to be rooted.
Change Log
Version 3.0.5 (Release 1018) - Revision 9 August 2012
S3 compatibility for USA for rooted users
Switch screen on when notification arrives
Fix bootup issues of app not starting for some
Fix media player sound issues