7 Countries with the Most Smartphone Users in the World

3. United States

Total number of smartphone users: 252 million

The U.S. has a massive number of smartphone users, hosting over 252 million users. It offers an extensive selection of brands and models, including Apple, Samsung, Google, and OnePlus. These brands vie to attract consumers by providing innovative features and user experiences. On average, U.S. adults spend 2 hours and 55 minutes daily on their smartphones.