In addition to the built-in GarageBand app, these are the two must-have iPhone, iPad, and Mac apps I use for playing guitar for fun. Back in 2005, I used a Korg guitar tuner that looked a lot like ...

There are also 19 piano patterns, 18 bass guitar patterns, and 10 drum beats. Also included in the app is a panel for "chord sheets." These are like play along tabs you can use to play popular ...