In the today's world, applications in cellphone known as wallet are escalating by being popular amoung people in many nations. By this phenomenon, I believe that its pros outweigh its cons due to easy access and without fearing about cash. To commence with, no doubt, online applications are like the golden opportunities to an individual. Likewise, this way has very easy access to pay for anything just by tap or double clicking the side button and hold near reader. This kind of advancement make a person cash free or cards free. Moreover, transactions or bills are directly go into the phone's list so it is also make a human paperless. To epitome, a survey conducted by researchers in America which idicates that by using online wallet inclining the rate of a successful country. Thus, mobiles are now become more useful in every aspect of life. Furthermore, another positive results are one can go online shopping or payment through the one time sign up in these websites...