Whistle Phone is an Android app developed by Vail Systems, Inc..

Whistle Phone first became available on 11 Oct 2012. It is estimated that Whistle Phone has been downloaded between 100000 and 500000 times from the Play Store.

Whistle Phone 1.35 requires the following permissions:

Allows applications to access information about Wi-Fi networks.

Allows applications to open network sockets.

Allows an application to read the user's call log.

Allows an application to read the user's contacts data.

Allows an application to record audio.

Allows access to the vibrator.

Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.