Sensor Tower has recently released its latest projections with regards to app usage in America. According to its forecast, owners of iPhone devices who are based in the United States will be spending an average of $88 every year on paid mobile apps three years from now. Based on new data that it had collected, the company found that the money users spend on apps and in-app purchases is on the rise every year. For instance, iPhone users have paid an average of $63 in 2017, which represents a 33 percent increased compared to last year’s spending. Sensor Tower predicts that a couple of years from now, the growth over 2016 will have increased to a whopping 86 percent. For 2018, the average dollar amount will reach $77 per year, and by 2020, it will balloon to $88 annually.
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https://www.wirefly.com/blog/news/american-iphone-owners-spend-88-year-apps-2020