A new forecast from eMarketer projects mobile-only users will hit 40.7 million this year. That’s up 27 percent from 2015, when there were only 32.1 million of them. By 2021, there will be 52.3 million mobile-only users, representing nearly a fifth of all U.S. internet users… By 2021, there will be 52.3 million mobile-only users, representing nearly a fifth of all U.S. internet users.
Source: Media Life Magazine