Zen Tuner

A minimal chromatic tuner. Works well with any instrument, whether it's woodwinds, brass, strings or voice.

Features:

* Beautiful, clean and simple interface

* Large current note representation and a high marker that change from red to green when the note is in tune

* One-touch menu to apply a transposition to easily tune all instruments

* Tap the main note to adjust preference to prefer sharps or flats

* Works well on all screen sizes and orientations, from the smallest iPhone to the largest iPad