Vibrate iphone when phone is silent <blockquote> <p><strong>Possible Duplicate:</strong><br> <a href="http://stackoverflow.com/questions/11770566/vibrate-command-only-works-when-settings-sounds-vibrate-switch-is-on">Vibrate command only works when Settings &gt; Sounds &gt; Vibrate switch is on</a> </p> </blockquote> <p>im working on an app where the phone vibrates when you press a certain button. I have it working but it only works when the phone is not on silent. Im using the AudioToolbox/AudioServices.h framework. Ive been look for a solution for a over an hour and a half now. Any ideas on what todo?</p>