From Gabriel Fernandez:
Guitar and bass is a free software for fretted instruments, such as Guitar, Bass, Banjo, and Mandolin. (New instruments and tunings can be added too). You'll get everything a musician need, including: Scale/chords/intervals references and exercises. A Tabulature viewer and editor and practice tools. Features: Supports various instruments, tunings. Guitar (6, 7 string), Bass (4, 5 string), Banjo (4, 5 string), and Mandolin are supported by default. New instruments, tunings, chords, and scales can be added easily. Complete scale/chords/keys reference. Tab editor with a Tab library function. Quickly browse all your tabs. Theory exercises. Ear training exercises: Chords, scales, keys, intervals, and fretboard notes. Great for any musician. Fretboard notes exercises: Learn the notes on the fretboard. Advanced metronome. Jam band: Quickly write a chord progression and play over it with this tool. Audio samples from real guitars used.
What's new in this version:
Version 1.2 improves pitch tracking and tuner.