Created For EVO LTE 4g - Sense 4/Android ICS
This does work on other HTC devices running sense 4+
This app with allow you to toggle HTC SmartSync. SmartSync disables WiFi and 3g when the phone is idle. If you disable SmartSync WiFi will stay enabled.
This app is based off Flex360's thread here: http://forum.xda-developers.com/showthread.php?p=34821894
Use this app at your own risk. You accept responsibility for any issues that may arise from use of this app.
Added Commands to Support devices Like the HOX that use HtcPowerManager.apk for SmartSync.
Thanks to baha76_s for identifing the commands learn more at: