I've been trying to get back into playing guitar and I've noticed one thing ... tune to a piano or other instrument that isn't quite standard. Credit: Justin Pot It's a well-thought-out ...

but it’s an industry standard for a reason. So, while BIAS FX 2 isn’t technically or strictly a guitar tuner app, I thought I would include it in the list because it is a kickass all-around ...

I've been trying to get back into playing guitar and I've noticed one ... The Android version of Jon's Tuner, which I found reference to online, seems to be missing from Google Play.