Pitch Tuner and Chord Charts for Guitar, Bass, Banjo, Mandolin, Cello, Violin and Ukulele. An adjustable Metronome is available to keep the beat. Accurately tuned string samples are perfect for tuning your instrument anywhere.Tuning Forks for All Whole Notes.Excellent App for beginners or Anyone that just wants to tune by ear.New Interface that’s simpler, easier to read and use, and works on more devices than ever.