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Scales & Modes · Chord Library · Theory Tools · Practice Tools · Audio Tools · Score→TAB
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Scales
1Major
2Minor Penta
3Blues
4Nat. Minor
5Harm. Minor
6Modes
73NPS
8Fretboard Map
Chords
9Chord Diagrams
10Chord Progressions
11Scale→Chord Map
Theory
12Scale Compare
13Intervals
14Capo Calculator
Practice
15Metronome
16Practice Log
17Quiz
Audio
18Tuner
19Score→TAB
Scales · 1Major Scale — 5 Modal Shapes
Key
Shape
Label:
Shape connections — full fretboard
Five shapes link end-to-end across the neck. To change key, shift the whole pattern — the shape stays identical. Each shape is named after its characteristic note.
Scales · 2Minor Pentatonic Scale
Key
Shape
Label:
Five shape connections
Contains 1, ♭3, 4, 5, ♭7 — the core of blues, rock, and metal improvisation. Five CAGED shapes connect end-to-end across the neck.
Scales · 3Blues Scale
Key
Shape
Label:
Minor pentatonic + ♭5 (the "blue note") = 6 notes. The ♭5 is the signature tension of blues and rock — use string bends on it for maximum expression.
Scales · 4Natural Minor (Aeolian)
Key
Shape
Label:
Formula: 1, 2, ♭3, 4, 5, ♭6, ♭7. A minor is the relative minor of C major — same notes, different tonal center.
Scales · 5Harmonic Minor Scale
Key
Shape
Label:
Natural minor with a raised 7th: 1, 2, ♭3, 4, 5, ♭6, 7. The raised 7 creates a dramatic "exotic" sound — classical, flamenco, metal, Middle-Eastern.
Scales · 6Modal Scales
Key
Mode
Label:
Select a mode above.
All 7 modes use the same notes as the major scale — just starting on a different degree. Each has a distinct character: Dorian = jazz/funk, Phrygian = metal/flamenco, Lydian = dreamy, Mixolydian = blues-rock.
Scales · 73 Notes Per String
Key
Position
Label:
3 notes per string, 7 positions linking end-to-end. Essential for speed and legato — the uniform 3-note pattern makes alternate picking highly efficient.
Scales · 8Full Fretboard Map
Highlight note
Fret range
A
Highlighted note
C
Other notes
All notes
The complete fretboard showing every note from fret 0 to 24. Select a note to highlight all its positions across the neck — essential for learning note locations.
Chords · 9Chord Diagrams
Chord
Type
R
Root
3
3rd
5
5th
7
7th
C Major
Common chord voicings. Open position chords use open strings for a full sound. Barre chords are moveable shapes — the same fingering works in every key.
Chords · 10Chord Progressions
Key
Scale type
Common progressions
All chords naturally available in this key and scale. Roman numerals show the degree: uppercase = major, lowercase = minor, ° = diminished. Click any chord to see its notes.
Chords · 11Scale → Chord Compatibility
Key
Scale
Chord
Type
Compatibility
Tip
Shows which chords work well with a given scale. Green = excellent fit (most scale notes fit the chord), amber = workable, use with care.
Theory · 12Scale Comparison
Key
Scale A
Scale B
●
Root
●
In both scales
●
Scale A only
●
Scale B only
—
Compare any two scales side by side. Shared notes let you transition smoothly between scales during improvisation.
Theory · 13Interval Calculator
Select two notes
→
—
Complete interval reference
Theory · 14Capo Calculator
Original key (no capo)
Target key (what you want to sound like)
—
Use a capo to play in a different key using familiar open chord shapes. Capo on fret X means your open strings now sound X semitones higher.
Practice · 15Metronome
80
BPM
Time Sig
Feel
Tempo presets
Start slow (60 BPM), master the shape, then increase by 5 BPM at a time. When you change keys, return to slow tempo and build up again.
Practice · 16Practice Log
What did you practice?
Notes (optional)
History
Consistency beats intensity — 15 minutes every day is more effective than 2 hours once a week. Log every session, no matter how short.
Practice · 17Fretboard Quiz
Ready?
Choose a quiz type below to begin
Note Names — string + fret → note. Scale Degrees — degree in a scale context. Shape ID — name the major shape. Intervals — name the interval between two notes.
Audio · 18Chromatic Tuner
—
Play a note to begin
♭ flatin tunesharp ♯
Reference pitches — standard tuning
Click Enable Microphone to start chromatic tuning. The tuner detects pitch in real time and shows how far you are from the nearest note in cents (100 cents = 1 semitone). Or click any reference pitch to hear the correct note.
Audio · 19Sheet Music → Guitar TAB
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Click to upload sheet music
JPG · PNG · WEBP
AI converts sheet music images to guitar TAB. Best for single-voice melodies. Requires internet connection.