Apple continues to increase its lead as the top smartphone manufacturer over the South Korean-based conglomerate Samsung, according to ComScore’s latest Mobile Subscriber Market Share report.

Apple’s market share among the top smartphone manufactures increased 3.5 percent to 37.8 percent from Oct. 2012 to Jan. 2013. No. 2 ranked Samsung also grew its market share by 1.9 percent from 19.5 percent to 21.4 percent over the the three-month period. Taiwan-based HTC’s smartphone OEM market share declined 1.7 percent to 9.7 percent, Motorola fell 1.4 percent to 8.6 percent and LG slightly increased its share by 0.3 percent to 7.0 percent.

Smartphone market penetration was up 7 percent since October 2012, which now stands at 55 percent, translating to 129.4 million people in the U.S. owning smartphones. Google’s Android platform continued to hold more than 50 percent of the smartphone platform market share, although it’s share was down 1.3 percent from 53.6 percent of handsets running Android to 52.3 percent of handsets. Apple’s iOS platform showed the most growth, adding 3.5 percent to its market share from 34.3 percent to 37.8 percent. BlackBerry saw its market share decline 1.9 percent to 5.9 percent. Microsoft’s market share came in second to last, with a marginal decrease of 0.1 percent to 3.1 percent, and Symbian also fell 0.1 percent for a 0.5 percent share of handsets running Accenture’s operating system.