tunerplus - chromatic tuner

tunerPlus is a chromatic tuner that can tune any musical instrument.

Accurate to 1/100th semitone, tunerplus gives instant feedback on the pitch of the string by using the built-in microphone.
Tune your musical instrument via pitch, frequency or by reading from the cent gauge.
The app uses advanced autocorrelation algorithm to detect pitch and is resilient against octave errors.