chordAlchemy Lookup any scale, chord, interval or note anywhere on the fret board in any tuning! Supports over 40 instruments: Guitar, Banjo, Mandolin, Ukulele, plus more! Figure out what that chord is - just click in your finger positions and reverse search what chord youre playing! Easily edit chord diagrams to create the diagram you need. An Excellent tool for teachers! Over 40 instruments from 3 to 12 strings: Guitar, Bass, Banjo, Mandolin, Ukulele, Charango and more!