An epic and amazing Dog Whistle app! Use it to train your dog! Drive your friends up the wall while they wonder what that high pitched noise is. Impress the ladies at the club and finally bring a companion home tonight! All is possible with Dog Whistle! Dog Whistle is an app that plays a high pitched sound that dogs and other animals can hear. Can be used to train your dog. It is a high pitch frequency generator app that is handy to have with you at all times. There is an adjustable frequency slider for full sound pitch customization.