Phone Call Recorder - ACR is "free." It trumpets that all call recordings, incoming or outgoing, even photo calls—meaning FaceTime calls—are unlimited in length. But that's if you upgrade via in-app purchase to the pro version for $59.99.
Jun 30, 2014 · Problem:Â I was approached by a customer who asked me why his iPhone 5c wouldn’t ring even though he had, what looked to be, enough signal to receive a call. Â On the caller side, the phone would ring once and then go to voicemail. Â We tested and yes, it would ring sometimes and other times it would not.

Rules are listed in the order applied, so select the rule you want to move up or down in the order and click the arrows.
Once done recording, go to the Voicemail greeting to find all the recorded voicemails. Click on the "Play" button beside the name of the voicemail to play it. To change the name of the recording, tap on it, and enter the name of someone who called you and set it as active. The caller will hear the voicemail greetings once they called you.