"FretBoard is an amazingly effective tool - much better than the books which have collected dust on my shelves for years." [Jason Jarvis]
FretBoard is an Open Source PalmOS reference tool under GPL license for players of the stringed instruments, supporting Guitar, Banjo, Bouzouki, Bass (4, 5 and 6 string), Mandolin, Violin, Dulcimer, Chapman Stick and alternative guitar tunings.
The main features of Fretboard
* Display the position of notes on the fretboard.
* Display of chords in every key (with one-touch access to chord spellings)
o 56 chords are in the database
* Display of scales and modes in every key
o 52 scales in the database
* Allows you to hear the selected note, scale or chord.
* Allows you to add/delete notes to scales or chords with a simple tap.
* When you quit, the current view is saved as the default.
* Allows you to orient the picture of the neck in whichever direction you prefer.