We don't get it either.
"[GIRL VERSION!] VERY HIGH QUALITY AND BEAUTIFUL SINGING. APP WILL BE UPDATED SOON WITH LONGER LENGTH. I can feel your heartbeat... Touch the heart and listen to High Rich Definition of Heartbeat Girl Version sample.. Dedicate it to that special person... YOU KNOW WHO YOU ARE.. Sing & Dance with it... ALL FOR FREE! Btw this isn't a navigation, live wallpaper, game, autotune effects, recording studio, dj mix, music, chat, shooting flying racing game or a camera, car, time, maths, angry birds.. THIS IS JUST A RICH HD HEARTBEAT! Recent changes: *SHOULD work on all Android Phones From 1.5 and above."