When it comes to screen recording, it's always been done on a computer. The screen recording software for PC has been quite rich and functional. However, with the development and popularity of smart phones, there is an increasing demand for screen recording on mobile/tablet devices, such as recording videos, games, tutorials, etc. As a result, screen recording apps on mobile phones have proliferated. However, most of them are not powerful enough, but AZ Screen Recorder is an exception.