App: Zen Tuner
Developer: Jean-Pierre Simard
Genres: Music, Utilities

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

Release notes:
* iOS 15 is now required.
* Fixed an issue where the tuner would not process audio when launched in some conditions, such as when using Siri to launch the app.
* The UI now dims when audio session is starting up to make it easier to know when when the tuner starts capturing audio.