App link Please note - using free tier limited to 25 hours a month 😅.

An interactive table to improve your speed and accuracy on the guitar fretboard. Built with R Shiny and reactable. Guitar sounds from Gleitz MIDI.js soundfonts and the idea for vibrating strings is from Pascal Thormeier's article.

My performance mode

• 3 modes - learn, play and my performance

• In learn mode, view note names by hovering over the fretboard or letter names.

• View all notes together, sharps or flats

• Detailed app help (press the info i button)

• Choose a game type and range (sharps, flats, naturals) or mix them up

• In play mode answer by clicking on the fretboard or letter names

• When a game ends, see which notes you got right and wrong on the fretboard

• Autosaves up to 100 games

• In my performance mode, view game statistics as a heat map, chart and KPI

To run the app locally, you'll need R and RStudio installed together with packages found in the global.R file.

The app has a help system accessible by clicking on the i button (next to the big green play button) - built with rintrojs.