【Take Your Guitar Fretboard Knowledge to the Next Level】 Fretboard Master is a dynamic learning app designed to visualize note names, intervals, scales, and chord shapes directly on the guitar fretboard. Equipped with a built-in tuner and metronome, it’s the ultimate all-in-one tool to supercharge your daily practice. ■ Key Features Dynamic Interval & Note Display: Easily switch views across all keys (supporting both sharps and flats). Comprehensive Scale Mapping: Instantly map essential jazz and rock scales across the entire fretboard. Tension Note Visualization: Check and analyze tension notes based on different chord types. CAGED System Integration: Visualize and master fretboard patterns using the CAGED system. Built-in Metronome: Practice seamlessly with background playback support. Whether you are a beginner or an advanced player, Fretboard Master is your powerful companion to deepening your understanding of music theory and mastering improvisation.