WebSideStory Selected by Digital Insight to Provide Web Analytics Solution.

Financial Institutions Gain Insight into Customer Intelligence to Increase Customer Acquisition and Retention

SAN DIEGO -- WebSideStory, Inc. (Nasdaq:WSSI), a leading provider of real-time customer intelligence solutions, today announced Digital Insight Corp., the leading on-demand banking provider, has selected HBX[TM] Analytics, WebSideStory's on-demand web analytics solution, to be integrated into Digital Insight's Web Center, a self-service website content management system designed specifically to help financial institutions manage their online presence. The integration will enable Digital Insight Web Center clients to make decisions about the development, deployment, expansion and effectiveness of their web initiatives based on customer intelligence. Since the agreement was finalized in November 2006, more than 150 financial institutions have implemented HBX Analytics.

"Digital Insight is among the most respected providers of third-party financial services applications and services in the industry," said Jim MacIntyre, WebSideStory president and CEO. "Through this relationship, nearly 1,000 financial institutions will have access to web analytics solutions, enabling them to establish and embrace a new culture of measurement and decision-making based on the usage and behavior of their website's visitors and customers."

With the addition of Digital Insight, WebSideStory increases its growing list of financial services clients, including banks, credit card issuers, insurance companies, brokerage firms and mortgage lenders.

"WebSideStory's solution enables us to provide our clients with an advanced level of measurement, analysis and decision support," said Digital Insight vice president of product management, Robb Gaynor. "With enhanced business intelligence and analytical capabilities, a bank or credit union can tailor its online channel to user expectations and help drive new customer acquisition, retention and cross-product penetration."

HBX Analytics is an in-depth, comprehensive and highly scalable on-demand web analytics solution, delivering up-to-the second insight into online visitor and customer behavior. HBX Analytics expands the dimensions of analysis beyond the tracking of traditional HTML to include Web 2.0 technologies and content.

Digital Insight is the leading provider of on-demand banking services to mid-market banks and credit unions in the United States. The company's extensive portfolio of on-demand applications enables financial institutions to concentrate on operating their businesses more effectively and efficiently without needing to manage the constraints of in-house solutions. Financial institutions also benefit from Digital Insight's ability to maintain more than 100 interfaces to core processing platforms. This capability enables the company to effectively integrate hundreds of products and services from its more than 175 technology partners with the core systems of a large number of financial institutions.

About WebSideStory, Inc.

Founded in 1996, WebSideStory, Inc. (NASDAQ:WSSI) is a leading provider of real-time customer intelligence solutions. The services provided by WebSideStory and Visual Sciences deliver comprehensive insight into the lifetime of customer interactions across on-line and multi-channel businesses. More than 1,500 enterprises worldwide rely on the company for innovative solutions, enterprise-class services and a world-class network of partners to improve marketing, sales and operational performance. WebSideStory is headquartered in San Diego, California, and has European headquarters in Amsterdam, The Netherlands. For more information, contact WebSideStory. Voice: 858.546.0040. Fax: [phone]. Address: 10182 Telesis Court, 6th Floor, San Diego, CA 92121. Web site: www.websidestory.com. WebSideStory is a registered trademark of WebSideStory, Inc. Visual Sciences is a registered trademark of Visual Sciences, LLC, which is a wholly owned subsidiary of WebSideStory, Inc.

Forward-Looking Statements

Statements in this press release that are not a description of historical facts are forward-looking statements. You should not regard any forward-looking statement as a representation by WebSideStory that any of its plans will be achieved. Actual results may differ materially from those set forth in this release due to the risks and uncertainties inherent in WebSideStory's business, including, without limitation: WebSideStory's reliance on its web analytics services for the majority of its revenue; blocking or erasing of cookies or limitations on our ability to use cookies; WebSideStory's limited experience with digital marketing applications beyond web analytics; the risks associated with integrating the operations and products of Avivo Corporation and Visual Sciences, LLC with those of WebSideStory; privacy concerns and laws or other domestic or foreign regulations that may subject WebSideStory to litigation or limit our ability to collect and use Internet user information; WebSideStory's ability to defend itself against claims of patent infringement alleged by NetRatings, Inc.; WebSideStory's ongoing ability to protect its own intellectual property rights and to avoid violating the intellectual property rights of third parties; the highly competitive markets in which we operate that could make it difficult for WebSideStory to acquire and retain customers; the risk that WebSideStory's customers fail to renew their agreements; the risks associated with the company's indebtedness; the risk that WebSideStory's services may become obsolete in a market with rapidly changing technology and industry standards; and other risks described in WebSideStory's Securities and Exchange Commission filings, including WebSideStory's annual report on Form 10-K for the year ended December 31, 2005 and quarterly reports on Form 10-Q. Do not place undue reliance on these forward-looking statements which speak only as of the date of this news release. All forward-looking statements are qualified in their entirety by this cautionary statement, and WebSideStory undertakes no obligation to revise or update this news release to reflect events or circumstances after the date of this news release.