GMI Premium Pro opens up everything on the platform.

Every chord type in Chord Lab, in Drop 2, Drop 3, Drop 2+4, close and shell voicings, in every inversion — and the full catalogue of extended and altered qualities in Chord Architect. Progression Lab, Structure Lab, Diatonic Key Builder and Practice Studio, with its exercises, backing tracks and tempo log. The Turnarounds builder in Cycle Wheel, with 81 turnarounds from four slots.

The full Guitar Library and Sight Reader: 2,400+ pieces across Grades 1 to 8, against 700+ on Free.

Sketchpad without limits — unlimited chords, up to 32 pages, saving, PNG or 300 DPI PDF export, and an A5 booklet option. PNG and PDF downloads across the chord apps, and chords that move between Chord Lab, Progression Lab and Practice Studio.

Six Pro masterclasses, book resources and bonus downloads, the Pro badge, priority support, and new apps and library additions as they’re added.

£14.99 per month or £129 per year. No lock-in, cancel anytime.

Built by professional guitarist, composer and author Ged Brockie — every voicing, grade and definition checked by a working musician.