Fretonator: the ultimate interactive free guitar theory tool

Choose a starting note

ABCDEFG
D♭ DD#

Pick a mode

Ionian (Major)DorianPhrygianLydianMixolydianAeolian (Minor)LocrianHarmonic MinorPhrygian DominantMajor PentatonicMinor Pentatonic

Check out the fretboard

Highlight scale degrees
Configure fretboard

Have a jam

D#/Eb Harmonic Minor Backing Track by EffectiveMusicPractice

View on YouTube

https://www.youtube.com/watch?v=TaUTJilMqIg

Learn the theory

Scale

D#

E#

F#

G#

A#

B

C#

Break modes down into patterns

Mode interval pattern

tone
-
semitone
-
tone
-
tone
-
semitone
-
aug 2nd
-
semitone

Chords (triads)

D#min
-
E#dim
-
F#aug
-
G#min
-
A#maj
-
Bmaj
-
C#dim