Guitar Tuner Free - GuitarTuna - With this app you can calibrate the pitch of the open guitar system for sound and vibration. The developers immodestly claim that this is the best app for tuning a guitar in the world. Unique it the fact that you can tune your guitar, bass, ukulele and many other stringed instruments. And, it is multifunctional and has a nice and simple interface, with automatic settings.

Features:

• Accurate and handy tuner for acoustic and electric guitars
• Professional mode with high accuracy for experienced guitarists
• Convenient tuner for beginners