LikeTones, a music-education company, offers a guitar tuner for Android and iPhone that's clean and free of both ads and ...

Should you use an app, a tuner, or do it by ear ... to tune your guitar the right way. A guitar has six strings, each tuned to a specific note in standard tuning. From the thickest to the thinnest ...

There's also a knob for blending your guitar audio with music played through the device. Buttons provide basic access to a tuner and a looper, though the associated app unlocks more complex options.