How to tune a guitar without a tuner app

1. How do you manually tune a guitar?
2. Can I tune my guitar with my phone?

How do you manually tune a guitar?

Steps to Tuning Your Guitar

1. Make sure your sixth string is in tune (use reference pitch)
2. Play the sixth string, fifth fret (A), then tune your open fifth string (A) until they sound the same.
3. Play the fifth string, fifth fret (D), then tune your open fourth string (D) until they sound the same.

Can I tune my guitar with my phone?

Now you can easily tune a guitar with your Android phone. If your phone's mic is having problems picking up sound from the guitar, go back to Settings and set the microphone sensitivity.