Pitch Perfect Voice Sound is an iOS app that records a message and plays the audio back through user-selected filters. Using Pitch Perfect Voice Sound is simple. First, click on the microphone icon on the screen to record your voice. Second, Speak directly to the microphone for about three to 5 seconds. Third, Click the stop button on the screen to stop the audio recording. Clicking the stop recording button automatically takes you to second View Controller. The second View Controller has button with images that you can select to filter the sound of their recording. Click on one of the image icons to hear your recording on the selected filter. Finally, use the back button to return to the previous screen and start new voice recording.