PolyTune is a powerful tuning application designed for iPhone users, providing an efficient and accurate way to tune guitars and basses. With its unique polyphonic tuning feature, musicians can strum all strings simultaneously and receive instant pitch feedback. This app mirrors the award-winning PolyTune pedal, ensuring that users experience the same high-quality tuning technology that professionals rely on. The app supports various features, including drop tunings and two chromatic tuning modes, making it versatile for different playing styles.

The PolyTune app is built for speed and accuracy, with reference pitch settings ranging from 435Hz to 445Hz and a remarkable tuning accuracy of 0.5 cents. Additionally, the innovative MonoPoly mode can detect whether one or multiple strings are played, streamlining the tuning process. Overall, PolyTune stands out as an essential tool for any guitarist or bassist looking to maintain their instrument's pitch with ease and precision.