C CycleTuneListen • Learn • Play
Precision tuning

Hear the string. Hold the reading.

CycleTune v5.4 combines two pitch estimators, harmonic checks, string locking, and confidence-based smoothing.

Microphone off
Start the tuner and play one note
— cents— Hz
Stability viewConfidence —
Pitch historyWaiting
Visual fretboard

Learn the shape, then map the neck.

Use a compact position diagram for open and movable scale shapes, or switch to the full-neck map through the 19th fret for connected patterns.

Selected scale

C Major

1 • 2 • 3 • 4 • 5 • 6 • 7

Root / octavePerfect fifthScale toneScale path
Position diagram

Open position

Low E → High E
Chord library

Clear diagrams. Standard fingerings.

Choose a chord and compare all five C–A–G–E–D forms across the neck. Each shape includes chord-tone colors, fingering, and playback.

Current chord

C Major

Open position

How to play

Open position

Strum from the A string.

Finger guide
Theory map

Turn the circle into usable harmony.

Select a key to reveal its relative minor, key signature, primary chords, scale notes, and harmonized scale degrees.

Click any key
Order of sharpsF♯ • C♯ • G♯ • D♯ • A♯ • E♯ • B♯
Order of flatsB♭ • E♭ • A♭ • D♭ • G♭ • C♭ • F♭
Selected key

C Major

No sharps or flats • Relative minor: A minor

Ear training

Listen first. Name what you hear.

Practice note identification, intervals, chord qualities, and scale recognition with replay, hints, scores, and adjustable difficulty.

Correct0
Questions0
Accuracy
Streak0
Note identification

Press New Question, then listen.

Choose the note name that matches the pitch.

Ready when you are.
Practice pulse

A metronome that stays out of the way.

Tap a tempo, choose the meter and subdivision, and follow the large visual pulse.

96BPM