Chords & Scales
Root
Triads · Basics
Major Triad
AC#DbE
Augmented Triad
AC#DbF
Minor Triad
ACE
Diminished Triad
ACD#Eb
7th Chords
Dominant 7
AC#DbEG
Major 7
AC#DbEG#Ab
Minor 7
ACEG
Diminished 7
ACD#EbF#Gb
Minor Major 7
ACEG#Ab
Minor 7♭5
ACD#EbG
7♭5
AC#DbD#EbG
7#5
AC#DbFG
7#9
AC#DbEGC
7♭9
AC#DbEGA#Bb
6th Chords
Six
AC#DbEF#Gb
Minor 6
ACEF#Gb
6/9
AC#DbEF#GbB
Suspended
Suspended 4
ADE
9 · 11 · 13
Nine
AC#DbEGB
Minor 9
ACEGB
Add 9
AC#DbEB
Eleven
AC#DbEGBD
Thirteen
AC#DbEGBDF#Gb
Other guitar tools
Guitar Tuner
Real-time pitch detection via microphone. Tune every string accurately — simple, fast, no extra gear.
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Chord Switching Trainer
Post-lesson chord switching practice from Absolutely Understand Guitar
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Fretboard Note Practice
Post-lesson practice for your fretboard mastery — the app calls out notes across strings 6→1 to build note intuition fast.
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Complete Chord Chart
All CAGED qualities × 12 roots. A complete fretboard fingering reference at your fingertips.
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