Choose your key · Choose your scale · Unleash the full neck
Welcome to Pentatonic Box
An interactive guitar fretboard tool for learning and visualizing pentatonic scale positions in any key.
1
Pick your root note — the key you want to play in. Toggle ♭/♯ to switch between flats and sharps.
2
Select a scale — Minor or Major Pentatonic.
3
Toggle boxes — each color is a different position on the neck. Start with Box 1.
4
Use the checkboxes on the left to isolate specific strings — great for seeing patterns on just the top 3 strings.
5
Dot labels let you see note names or interval numbers inside each dot.
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Root note
♭ / ♯ Toggle Switches between flat (Bb, Eb) and sharp (A#, D#) notation. Same pitches, different names. Use flats for keys like F and Bb, sharps for G and D. Tap the root buttons to pick your key.
Root notes
Pentatonic
Blue note PRO
Full scale PRO
Boxes
Dot labels
Metronome
120
BPM
20300
Tempo adjust
Reset
String selector Click the checkboxes to isolate strings. Try unchecking the low E, A, and D to focus on the top three — this is how most lead guitar patterns are practiced.
Legend:
Box 1
Box 2
Box 3
Box 4
Box 5
Root
Blue note
Transition (shared)
Box transitions
Concentric (ring-in-ring) dots mark pivot frets shared between adjacent boxes. These are your shift points — stay on that note and change hand position.
Blue note
The b5 (flat fifth / tritone) sits outside the pentatonic scale — use it as a chromatic passing tone. Slide through it, don't land on it.
Major vs minor
Same 5 box shapes — different root position. Major pent: 1 2 3 5 6. Minor pent: 1 b3 4 5 b7. Relative major is 3 frets up the neck.
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