Martin guitar tuner app for android description: Guitar players of every skill level can benefit from this free guitar tuner app from c.
F.
Martin co.
Not only can you expertly tune your guitar but you can practice with our ear trainer to become a more efficient ear tuner.
Also included in the app is our custom guitar builder where you can create the acoustic guitar of your dreams.
Then you can use our pro tip videos to learn everything from properly stringing your guitar to using a capo.