Learning how to play guitar is not that hard as long as you passionate about it. There are plenty of guitar apps and videos you can take advantage of to take your game to the next level. If you are planning to use your iPhone as your main training tool, you should give the Castiv holder a look. It can be used to attach your smartphone to your acoustic, electric, or classic guitar.
Castiv holds your smartphone and makes keeping up with your video lessons easier. It is designed not to affect playing or tuning. This can hold your device in portrait and landscape positions. Just bring your iPhone and guitar app, and you are set.