Blue Harmonica is a Harmonica Tuner app that provides real-time feedback on the notes you play. Designed for iPhone, this app supports various harmonica tunings from low G to high F# including Standard Richter, Paddy Richter, Natural Minor, Harmonic Minor, Country, and Double Country.

In addition to tuning, Blue Harmonica also offers the ability to highlight different music scales in any key. Whether you're playing in major, blues scale, dorian, harmonic major, harmonic minor, major pentatonic, melodic minor, tritone, or whole tone, this app has got you covered.

With its user-friendly interface, Blue Harmonica makes it easy for harmonica players of all levels to accurately tune their instrument and explore different musical scales. Whether you're a beginner or an experienced player, this app is a valuable tool for improving your harmonica playing skills.

Download Blue Harmonica for free on the App Store and take your harmonica playing to the next level.