HTTInputDial
May 06, 2016 • BSD License
HTTInputDial is circular input dial for iPhone apps. It is good for having an easy to use iPod click wheel style interface. It is used in the Unplugged app.
Partita
November 20, 2015 • MIT License
Partita is a simple instrument tuner that determines the frequency and octave of audio input from your device's microphone.
TuningFork
October 29, 2015 • MIT License
TuningFork is a simple utility for processing microphone input and interpreting pitch, frequency, amplitude, etc.
DKTuner
June 26, 2014 • MIT License
A Tuner control for setting a scalar value, or time or any catalog value.