Asterisks - caller id changed with extra features

Hi got project and want to know the price, can u build application or web application app called voice changer which allow u to input any number u want as caller ID ( extra feature like voice changing , laughing noise , animal noise to it aswel ) and which also provides a sms floood prank der app called Voicechanger on App Store sumfink like that and another app called fun phone call .