Jamsville GPS

GPS is now part of the Jamsville App

Everything GPS teaches, plus a lot more, is in the free Jamsville App.

Open the free Jamsville App

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The free Jamsville App: key, scale, labels and position controls above a wooden fretboard
Free app

Learn the fretboard in the app

The Jamsville App shows you every scale and chord right on the fretboard, in any key.

  • Light up any scale across the whole neck or one CAGED position
  • See Note Names or Degrees on every dot
  • Chord tones, voicings and quizzes, plus Practice Mode at your tempo
Open the free app
Open the free Jamsville App
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