A Add9 Guitar Chord
All positions and voicings on the fretboard
No playable voicings found for this chord. Try a different chord type or root note.
A Add9 filtered by fret:
A Add9 — chord details
The A Add9 chord is made up of the following notes: A, C#, E, B.
Intervals: 1P, 3M, 5P, 9M.
The diagrams above show every voicing and chord variation for A Add9 on guitar. Use the fret filter to narrow down voicings within a specific fret range — ideal for finding close-proximity chords when composing or arranging.
A add9 takes a simple major triad and adds the ninth without including the seventh — notes A, C#, E, B, intervals 1P, 3M, 5P, 9M. This keeps the chord bright and open rather than jazzy. The added ninth provides color and sparkle without complexity, making add9 chords extremely popular in pop, rock, and acoustic singer-songwriter music where accessibility matters.
How to Play A Add9
On guitar, A add9 typically requires a barre or partial barre voicing. Experiment with different positions to find the voicing that best suits your playing context — higher positions sound brighter and tighter, while lower positions offer more bass and resonance. CAGED system shapes help navigate these options efficiently.
A Add9 in Progressions
A add9 appears in various harmonic contexts depending on the key. Analyze the surrounding chords to determine its function — it may serve as a primary chord, a substitution, or a chromatic color chord that enriches the harmonic palette of a progression.
Common Substitutions
A major, Amaj9, or Asus2 offer related sounds at different levels of complexity.
Difficulty: On guitar, this chord is intermediate — a barre or partial barre is likely needed, but the shape is manageable with practice.