Making phone calls without incurring traditional phone charges has become increasingly popular, thanks to the rise of free calling apps that utilize Voice over Internet Protocol (VoIP) technology.

We are becoming less and less dependent on mobile networks. You can get a data signal almost everywhere that you can get a mobile signal and most of us are around WiFi most of the time anyway.

Your phone buzzes — it's extended family you haven't talked to in a while, or maybe it's your boss with an important update. Whatever the case, you want to record the conversation so you can listen ...