Guitar Fretboard Trainer

This is a bass fretboard memory training app 1. You can practice bass music theory anytime, anywhere. 2. The content is compiled from top guitar textbooks. Pay once for lifetime access, and it's also available on tablets! 3. Keep practicing and checking in to master the guitar fretboard in 2-3 months! You can also unlock 27 legendary guitars within the app. Practice Content: 1. Scale Pattern Memory: 12 keys × 15 scales (7 major modes, pentatonic/blues, harmonic/melodic minor, etc.); divided in