Twenty years ago, 16-year-old guitar novices would have killed for this app when they were teaching themselves Nirvana and Pearl Jam songs in garages — by ear. Today’s kids can just use Capo 3… By ...

Almost anyone who plays an instrument knows there are two main ways musicians learn songs: studying written music and picking stuff up by ear. Most players eventually wind up in both camps, but ...

Capo is an especially useful tool for musicians wanting to play along with songs residing in their iTunes library. It lets you slow down (or speed up) the tempo of a song without having the pitch of ...