GTL WhizCall!

WhizCall iPhone App is a smart phone call back service that allows you to trigger an international call at the quarter of your current international call cost. Register your WhizCall Call Back service account with the default call back number where you wish to accept an international call triggered from your smart phone app. WhizCall iPhone App uses the iPhone carriers data network to trigger a call back to the users default call back number and connects the call internationally to the desired destination number upon answering the incoming call to the users iPhone number.