If you've recently starting playing guitar you’ve probably already tried some of the most common open chords (so called because they include un-fretted or ‘open’ strings), such as C ... resonant bass ...

As bass players we naturally have to know our chords, and ideally a fair bit about harmony and chord progressions in general, ...

Both the App Store and Google Play are replete with guitar-tuning apps that are full of either upsells or advertisements. Isn't there any application that helps tune your guitar without bothering you?