Comscore Reports April 2010 U.S. Mobile Subscriber Market Share

Use of Downloaded Applications on Mobile Phones Posts Strong Gains versus Prior 3 Months

RESTON, VA, June 4, 2010 – Comscore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released data from the Comscore MobiLens service, reporting key trends in the U.S. mobile phone industry during the three month period ending April 2010 compared to the preceding three-month period. The report ranked the leading mobile original equipment manufacturers (OEMs) and mobile operators in the U.S. according to their share of usage by current mobile subscribers age 13 and older, and reviewed the most popular activities and content accessed via the subscriber’s primary mobile phone. The April report found Samsung to be the top handset manufacturer overall with 22.1 percent market share, while Verizon led among mobile operators with 31.1 percent market share.

OEM Market Share

For the 3 month period ending in April, 234 million Americans age 13 and older were mobile subscribers, with device manufacturer Samsung ranking as the top OEM at a 22.1 percent share of U.S. mobile subscribers, up one point from the prior three month period. LG ranked second with 21.8 percent share, followed by Motorola (21.6 percent share, down 1.3 percentage points), RIM (8.4 percent share) and Nokia (8.1 percent share).

Top Mobile OEMs
3 Month Avg. Ending Apr. 2010 vs. 3 Month Avg. Ending Jan. 2010
Total U.S. Age 13+
Source: Comscore MobiLens

Share (%) of Mobile Subscribers

Jan-10

Apr-10

Point Change

Total Mobile Subscribers

100.0%

100.0%

N/A

Samsung

21.1%

22.1%

1.0

LG

21.7%

21.8%

0.1

Motorola

22.9%

21.6%

-1.3

RIM

7.8%

8.4%

0.6

Nokia

9.1%

8.1%

-1.0

Mobile Operator Market Share

In a ranking of the top mobile operators in the U.S. during the 3 month period ending in April, Verizon led the market with 31.1 percent of mobile subscribers. AT&T ranked second with 25.2 percent market share, up 0.2 percentage points from the period ending January 2010. Sprint narrowly grabbed the #3 position with 12.0 percent market share, closely trailed by T-Mobile (12.0 percent), while Tracfone gained 0.3 points to capture 5.1 percent of the market.

Top Mobile Operators
3 Month Avg. Ending Apr. 2010 vs. 3 Month Avg. Ending Jan. 2010
Total U.S. Age 13+
Source: Comscore MobiLens

Share (%) of Mobile Subscribers

Jan-10

Apr-10

Point Change

Total Mobile Subscribers

100.0%

100.0%

N/A

Verizon

31.2%

31.1%

-0.1

AT&T (Cingular)

25.0%

25.2%

0.2

Sprint

12.1%

12.0%

-0.1

T-Mobile

12.1%

12.0%

-0.1

Tracfone

4.8%

5.1%

0.3

Mobile Content Usage

In an average month during the February through April 2010 time period, 64.6 percent of U.S. mobile subscribers used text messaging on their mobile device, up 1.1 percentage points versus the prior three month period, while browsers were used by 31.1 percent of U.S. mobile subscribers (up 2.5 percentage points). Subscribers who used downloaded applications comprised 29.8 percent of the mobile audience, representing a substantial increase of 3.1 percentage points over the prior three month period. Accessing of social networking sites and blogs also continued to grow, increasing 2.8 percentage points to 19.9 percent of mobile subscribers.

Mobile Content Usage
3 Month Avg. Ending Apr. 2010 vs. 3 Month Avg. Ending Jan. 2010
Total U.S. Age 13+
Source: Comscore MobiLens

Share (%) of U.S. Mobile Subscribers

Jan-10

Apr-10

Point Change

Total Mobile Subscribers

100.0%

100.0%

N/A

Sent text message to another phone

63.5%

64.6%

1.1

Used browser

28.6%

31.1%

2.5

Used downloaded apps

26.7%

29.8%

3.1

Played games

21.7%

22.4%

0.7

Accessed social networking site or blog

17.1%

19.9%

2.8

Listened to music on mobile phone

12.8%

13.8%

1.0

Comscore will be hosting a complimentary webinar, The State of the Mobile: A Fragmented Reality? on Wednesday, June 9 at 2:00 p.m. EDT. For more information and to register for this webinar, please visit: https://www1.gotomeeting.com/register/665260201

About Comscore
Comscore, Inc. (NASDAQ: SCOR) is a global leader in measuring the digital world and preferred source of digital marketing intelligence. For more information, please visit www.comscore.com/companyinfo.

Contact:
Adam Lella
Comscore, Inc.
+1 (312) 775-6474
press@comscore.com