The IVRS is the automated voice response one can hear upon calling a business line. It enables someone to choose the right option, like connecting to the right department and getting the right help. The IVRS software is a program that handles the IVR. It is an interface where the administrator can make changes as per the changing business needs. Cloud telephony is the modern method of establishing a telephonic communication system in a firm. It is an internet-based service; therefore, it uses the internet for communication. It is a digital way of establishing voice communication, and unlike the age-old analog method, it integrates a lot of digital tools.