The iPhone’s default setting makes a “swoosh” sound each time you send or receive a message. Disabling the sound can make your communications less obvious, provide a way to text quietly and avoid bringing attention to yourself. In addition to disabling the default text sounds, you can also disable the vibration pattern or choose a different vibration pattern each time you get a text. While the vibration pattern doesn’t use the speakers, it can still create disruption, especially in quiet settings. Tips Writer Bio

How to Turn Off Text Sounds When Sending Messages on an iPhone - 63