2.) Mobile Apps
There are many apps available to tune your guitar. And yeh, mobile applications, are more popular for tuning other than physical tuners now a days. Although, physical tuners have there own importance under certain conditions. you can read one of my blog where I have discussed different tuners and their utility. Click here to read!
Guitar Tuna is the most downloaded and popular mobile app for tuning guitars, also there are other apps too, which you may consider, but Guitar Tuna is personally my favorite.
You can download guitar tuna by clicking on the following links below:-
For android click here!
For Ios click here!