Do you come across such a situation, in some occasions you do not want to let others know who is calling you or who you are calling. If you have such a need, then the Call Hider is such kind of software that can help you. 1、Call Hider can change incoming number to any number you wish to. For example,You can make someone's number is displayed as 911, when he call you. 2、Call Hider can change outgoing number to any number you wish to. If you set the number 911 is converted to 1234567,when you dial 911,actually you call 1234567. Quick Start:http://www.fetxin.com/index-1.html