For guitar players, bassists and players of pretty much any stringed instrument, tuning pegs (also known as tuning keys, tuners or machineheads) are just a fact of life. Off the top of our heads ...

There are plenty more music-related apps that make learning and playing guitar and other instruments much more accessible ...

Popularised by Davey Graham, John Renbourn, Jimmy Page, Pierre Bensusan and, in more recent years, Newton Faulkner and Ed Sheeran, DADGAD is a great tuning for acoustic guitar. These chords should ...