comScore

The days of desktop dominance are over. Mobile has swiftly risen to become the leading digital platform, with total activity on smartphones and tablets accounting for an astounding 60 percent of digital media time spent in the United States.

The fuel driving mobile’s relentless growth is primarily app usage, which alone makes up a majority of total digital media engagement at 52 percent.

Key trends in the US smartphone industry for May 2014: Apple ranked as the top smartphone manufacturer with 41.9 percent original equipment manufacturer (OEM) market share, while Google Android led as the #1 smartphone platform with 52.1 percent platform market share. Facebook ranked as the top individual smartphone app.

169 million people in the US owned smartphones (70 percent mobile market penetration) during the three months ending in May, up 4 percent since February. Apple ranked as the top OEM with 41.9 percent of US smartphone subscribers (up 0.6 percentage points from February). Samsung ranked second with 27.8 percent market share (up 0.8 percentage points), followed by LG with 6.5 percent, Motorola with 6.3 percent and HTC with 5.1 percent.

Android ranked as the top smartphone platform in May with 52.1 percent market share, followed by Apple with 41.9 percent (up 0.6 percentage points from February), Microsoft with 3.4 percent, BlackBerry with 2.3 percent and Symbian with 0.1 percent.