Fretboard Trainer is the fastest way to memorize every note on the guitar neck. A random dot lights up on the fretboard. You pick the note. That's it — clean, distraction-free drilling that builds real muscle memory. FEATURES • Visual fretboard with authentic string gauges and inlay dots • Beginner mode (frets 0–5) and Advanced mode (full neck) • Tracks accuracy and response time for every session • Trends charts show your progress over time • Heat map reveals which strings and frets need the most work • Session history with daily breakdowns • Export and import your stats across devices No accounts. No subscriptions. Just practice.