I've been trying to get back into playing guitar and I've noticed one thing: Both the App Store and Google Play are replete with guitar-tuning apps that are full of either upsells or advertisements.

LikeTones, a music-education company, offers a guitar tuner for Android and iPhone that's both free to use and free ... which I found reference to online, seems to be missing from Google Play.

In the era in which I started learning to play guitar (middle ... to your tuner. Pitched Tuner is another no-frills app, with a solid chromatic tuner and a very useable free version for basic ...