Master chord inversions and see the entire fretboard—fast
Train your fretboard IQ through interactive quizzes, interval recognition, and real pattern-based learning.
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Play free. Unlock the full system anytime
Stop guessing.
Start seeing
From triads to jazz—train your fretboard IQ anytime, anywhere
Master inversions across the fretboard
Move beyond fixed shapes and root-position thinking. FretIQ trains you to recognize and build chord inversions anywhere on the neck, so you can navigate voicings fluidly and break out of boxed patterns.
See intervals instantly, anywhere on the neck
Understand how every note relates. Train your eye to locate intervals in real time, giving you the foundation to construct chords, scales, and harmonies with clarity and confidence.
Learn fast with interactive, game-based training
Turn theory into instinct through fast, focused quiz sessions. Immediate feedback, repetition, and rewards to help you build speed and accuracy without passive memorization.
Explore every chord, inversion, and voicing
Access a complete, organized library of triads, 7ths, and advanced harmonies in all inversions. Use it as a reference or reinforce it through training to fully internalize the fretboard.
Develop deep fretboard recognition by training inversions, intervals, and chord structures through interactive quizzes.
Most apps teach shapes.
FretIQ teaches relationships.
By focusing on inversions and intervals, you’ll stop memorizing patterns and start seeing how the entire fretboard connects.
How it Works
Train
Practice inversions and intervals through a range of quiz styles designed to develop true fretboard visualization.
Learn
Understand patterns, chord structures, and harmonic relationships. Use the interactive catalogue to explore new voicings.
Internalize
Engaging quiz-based games with real guitar audio builds instant recognition you can use anywhere on the neck.
Pay once.
Own it forever.
No subscriptions. No ads.
Play free. Unlock the full system anytime