DUBLIN, CA- January 31, 2001 -Quintus Corporation, (NASDAQ: QNTSE), a provider of industry-leading contact center solutions for electronic customer relationship management (eCRM), today announced that Forrester Research, Inc. (NASDAQ: FORR) has named the company as the second-place customer service application vendor in its Customer Service Application TechRankings™. Quintus' eContact Suite is recognized by Forrester for its multi-channel queuing and routing strengths. (Learn more about the report at http://www.quintus.com/rela/media/analystreports.cfm)

According to Forrester, Quintus' eContact Suite's "best assets lie in its real-time queuing and routing combined with a wide array of computer telephony integration (CTI) connectors." Forrester also recognizes Quintus' strong partnerships with leading vendors, such as Siebel and Cap Gemini Ernst & Young.

Forrester's eBusiness TechRankings contains detailed, objective research to help companies select and implement the best technology for their eBusiness initiatives. eBusiness TechRankings' continuous research combines product testing results and market analysis to help firms understand rapidly changing technology markets, accelerate and improve product selection, and effectively gauge implementation costs and effort.

"We are pleased with the results of Forrester's very extensive hands-on product evaluation that recognize the breadth of Quintus eContact's multi-channel customer service capabilities," said Lawrence Byrd, chief strategy officer at Quintus. "In addition, the overall results across vendors further support the strength of Quintus' Siebel partnership that allows customers to combine the capabilities of both Quintus eContact and Siebel eBusiness applications in a single integrated solution."

Quintus' eContact Suite provides powerful real-time personalization, routing, management and reporting tools for every customer interaction across multiple communication channels, including web chat, email, VoIP and the traditional telephone.

About Forrester's TechRankings Methodology
Forrester's eBusiness TechRankings™ methodology is open, rigorous, and unbiased. TechRankings combines the results of hands-on lab tests, strategic market analysis, and in-depth research into the needs of technology users. Forrester does not charge vendors in any way to participate in TechRankings, and it tests and analyzes all products with Doculabs in a given category using identical, publicly available criteria. Forrester extensively checks and verifies results and updates the research and rankings monthly. To learn more about TechRankings, visit www.forrester.com/TR.

About Quintus Corporation
Quintus Corporation (NASDAQ: QNTSE) provides a comprehensive electronic customer relationship management (eCRM) solution that enables companies to increase revenue potential by improving customer satisfaction and loyalty. A technology innovator, Quintus offers products that manage all customer interactions, such as customer orders, inquiries and service requests, and allow delivery of consistent customer service across multiple communication channels, including the Internet, e-mail and telephone. Quintus is based in Dublin, Calif. with additional offices throughout North America, Europe and Asia. For more information, call 800/337-8941, e-mail sales@quintus.com or access via the Internet at www.quintus.com.

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The statements contained in this press release that are not purely historical are forward-looking statements within the meaning of Section 21E of the Securities and Exchange Act of 1934, including statements regarding Quintus Corporation's expectations, intentions or strategies regarding product capabilities, product integration, alliances and competitive position. Quintus Corporation's actual results and the timing of certain events may differ significantly from the results discussed in the forward-looking statements due to a variety of factors including, among others, risks and uncertainties relating to product development, integration with third party products, implementation of partner joint marketing, and competition in our markets. For a discussion of these and other factors that may cause actual results to differ materially from our forward-looking statements, we refer you to the periodic reports and other documents we file from time to time with the Securities and Exchange Commission.

eContact is a trademark and Quintus is a registered trademark of Quintus Corporation. c2001, Forrester Research, Inc. Forrester and TechRankings are trademarks of Forrester Research, Inc.