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SAN FRANCISCO--([ BUSINESS WIRE ])--[ Velti ] (NASDAQ:VELT), the leading global provider of mobile marketing and advertising technology, today released results of one of its largest promotional mobile marketing campaigns executed by a tier-one mobile carrier in the United States. The large-scale mobile marketing campaign conducted in 2011 engaged more than 1.3 million [ T-Mobile USA ] subscribers to opt-in and compete in a nationwide trivia contest. Participants answered 57 million trivia questions over the course of 98 days during the T-Mobile 4G PayDaya" campaign, and received prizes valued at more than $1.1 million in total.

"The 4G PayDay messaging trivia game helped celebrate our 4G network expansion while providing a fun experience for T-Mobile customers"

Built on the Velti mGage platform, this play-for-free, opt-in mobile campaign was targeted exclusively to T-Mobile customers, encouraging them to test their knowledge of pop culture, sports, science, history and more. Participating contestants answered an average of 45 questions each and played an average of 19 unique trivia games on their mobile phones.

aThe 4G PayDay messaging trivia game helped celebrate our 4G network expansion while providing a fun experience for T-Mobile customers,a said Brad Duea, Senior Vice President of Value Added Services, T-Mobile USA, Inc. aOur collaboration with Velti on the implementation of 4G PayDay enabled us to engage with customers and deliver over a million dollars in prizes.a

More than 15,000 trivia questions were created for the contest and the campaign leveraged social media channels to build campaign awareness, reaching more than 350,000 followers on Facebook, Twitter and YouTube.

The 4G PayDay trivia contest was part of an integrated mobile initiative by T-Mobile to engage and reward its customers. By leveraging entertaining and engaging content, the 4G PayDay campaign was designed to celebrate Americaas Largest 4G Network. A participantas goal in the contest was to correctly answer the most consecutive questions within an hour. Eligible customers could participate in as many as three games each day. The player with the most consecutive correct answers in a single game each day was eligible to win $4,000 (a$4Gsa) and the most consecutive correct answers in a single game each week could win an Audi Q5 vehicle.

aCreative opt-in campaigns like 4G PayDay that really engage consumers are the future of mobile marketing. The size and scope of participation in this mobile marketing campaign demonstrates that you can get engagement at scale too,a said Alex Moukas, CEO, Velti.

About Velti

Velti is the leading global provider of mobile marketing and advertising technology and solutions that enable brands, advertising agencies, mobile operators and media to implement highly targeted, interactive and measurable campaigns by communicating with and engaging consumers via their mobile devices. The Velti platform, called Velti mGagea", allows customers to use mobile and traditional media to reach targeted consumers, engage the consumer through the mobile Internet and applications, convert them into customers and continue to actively manage the relationship through the mobile channel. Velti is a publicly held corporation based in Jersey, and trades on the NASDAQ Global Select Market under the symbol VELT. For more information, visit [ www.velti.com ].

T-Mobileas HSPA+ 4G network not available everywhere. See coverage details at [ http://www.t-mobile.com ].