Online phone calls are free or cheaper than other types of phone calling, and it is now enabled on many smartphones and tablet computers.
After years of modest activity, online phone calling has taken off as a quarter of American adult internet users (24%) have placed phone calls online. That amounts to 19% of all American adults. On any given day 5% of internet users are going online to place phone calls.
This infographic gives the demographic portrait of those who are using the internet for Online Phone Calls: