Smartphone primacy over personal computers has been reached, as activities from entertainment to productivity are more widely used. Productivity and collaboration activities were the most recent to reach the broadest usage. This MetaFAQs reports on the trend in the primacy of smartphones as compared to computers across eight classes of activities: entertainment, communication, social networking, graphics, entertainment, productivity, information, and cloud. It reports on the primary device type for each class of activity for 2019 through 2022 among adult users in the US and globally: the US, Germany, the UK, Japan, and China.