Guitar tuner apps are handy. It doesn’t matter if you are a beginner or a pro. If you have an Android phone or iPhone you can download one of the best free guitar tuner app and be always in tune.
In this video I used Guitar Tuna app because it supports Android, Windowsphone and iOS. I’m sure there are other tuner apps out there like gStrings, tuner, pitchlab etc. you are free to try them all.
Watch Guitar Tuna demo below