FFTWave 1.4

This application presents the waveform of the audio captured by the microphone, allowing users to visualize and analyze sound frequencies. Through Fourier transform, it also provides a spectrum display, enabling detailed inspection of the sound's frequency characteristics. The app includes useful features such as peak detection and peak hold, enhancing the analysis process. Moreover, users can utilize Pinch Zoom Gestures for a more interactive experience. Overall, this tool proves helpful for sound adjustment tasks and facilitates howling analysis effectively.