Digital River Provides E-Commerce Services for the 2007 Microsoft Office System and Windows Vista

MINNEAPOLIS—(January 31, 2007)—Digital River, Inc. (NASDAQ:DRIV), a global leader in e-commerce outsourcing, today announced that it is providing e-commerce services to support the online sale and download of 2007 Microsoft Office system products and Windows Vista in the United States. The 2007 Office and Windows Vista products are being sold through Microsoft’s Windows Marketplace, located at http://www.windowsmarketplace.com/.

“We are pleased to further expand our relationship with Microsoft,” said Tom Venable, Digital River’s senior vice president of sales. “By working with Microsoft to make its newest and most widely used software available for online purchase and digital delivery, we can help the company even more effectively meet the broad-based demand for its products and add even more value to the consumer shopping experience.”

In the Windows Marketplace, Digital River is supporting the e-commerce sale of the Microsoft Office Home and Student 2007 and Microsoft Office Professional 2007, as well as upgrades to Windows Vista Business, Home Basic, Home Premium and Ultimate editions. In addition to managing the online transactions, payment processing and digital downloads for these products, Digital River is providing customer support and fraud prevention services.

“Microsoft is committed to making it very easy for customers to purchase and download its software,” said Joe Peterson, corporate vice president of the Market Expansion Platform Group at Microsoft Corp. “By using Digital River’s e-commerce capabilities within our Windows Marketplace, we can offer our customers on-demand access to our most popular products in a fast and easy way that provides our customers a confident experience.”

Digital River also provides e-commerce services and digital delivery for thousands of other third-party software titles through Microsoft’s Windows Marketplace. The Windows Marketplace enables people to easily acquire and download software from the rich portfolio of products available on the Windows platform.

About Digital River, Inc.

Digital River, Inc., a global leader in e-commerce outsourcing, builds and manages online businesses for more than 40,000 software publishers, manufacturers, distributors and online retailers. Its multi-channel e-commerce solution, which supports both direct and indirect sales, is designed to help companies of all sizes maximize online revenues as well as reduce the costs and risks of running an e-commerce operation. The company’s comprehensive platform offers site development and hosting, order management, fraud prevention, export controls, tax management, physical and digital product fulfillment, multi-lingual customer service, advanced reporting and strategic marketing services.

Founded in 1994, Digital River is headquartered in Minneapolis with offices in major U.S. cities as well as Cologne, Germany; London, England; Shannon, Ireland; Luxembourg, Luxembourg; Taipei, Taiwan; and Tokyo, Japan. For more details about Digital River, visit the corporate Web site at www.digitalriver.com or call 952-253-1234.

Digital River is a registered trademark of Digital River, Inc. All other company and product names are trademarks, registrations or copyrights of their respective owners.