Hey. Today you can find a fairly large number of mobile applications that allow you to quickly and easily transfer money. I used many applications, but for myself, I chose Cash App as it is more convenient. The app is available for download on Android and iOS devices and takes only a couple of minutes to set up and use right away. Usually, transactions using this application go without problems, but if there are any difficulties, the cash app customer service is always in touch and ready to help.