Harp Hero is the app to practice with, enjoy playing your harmonica with.
Using this app you will get instant feedback if you are playing the correct hole/note/tab.
See yourself improve using the score system.
Harp Hero will detect the pitch you are playing and will tell you if you are playing the correct note in the correct time.
Tab editor - add your own songs, riffs etc.
Free play to practice your bends and get to know the awesome tool you have in your hands.
All you need to use this app is a C harmonica and a quiet place to practice.