AvantGo Delivers Enhanced Services for Microsoft Windows-Powered Pocket PC 2002; AvantGo Client Software Integrated into Microsoft Pocket Internet Explorer for Pocket PCs.

Business Editors/High-Tech Writers

SAN MATEO, Calif.--(BUSINESS WIRE)--Oct. 4, 2001

AvantGo(R), Inc., (Nasdaq:AVGO), the leading provider of mobile infrastructure software and services, today announced that its AvantGo Client software is integrated into the new version of Microsoft Pocket Internet Explorer (Pocket IE), a key application in the Windows Powered Pocket PC 2002 platform. As part of PocketIE, AvantGo software is now available to enterprises and individuals accessing mobile applications on Pocket PCs from Compaq, Hewlett-Packard, Casio and Symbol Technologies.

Using AvantGo software, more than 2,500 companies in over 50 countries are extending business-critical applications, including sales force automation, supply chain and customer relationship management solutions, to mobile devices. Additionally, more than 1500 major media brands are delivering interactive and personalized content and applications to mobile devices using the AvantGo Client integrated into Pocket IE with the AvantGo mobile Internet service.

A Pocket PC device with AvantGo software provides an easy way to access and communicate critical information -- anytime, anywhere. They can also use the device with AvantGo software to access interactive, personalized applications and content, including news and travel information, stock portfolios, movie listings, restaurant review and more from brand-name providers.

"Developing mobile computing solutions is new to many organizations," said Rogers Weed, General Manager for the Mobility Division at Microsoft Corp. "The integration of AvantGo software on Pocket PCs makes mobile devices increasingly compelling for broad deployment throughout large corporations by providing access to Web-based applications through Pocket PC devices."

Mike Aufricht, AvantGo's chief marketing officer, added: "Mobile technology will empower millions of employees and customers around the globe, giving them greater, personalized access to information than ever before. We have seen tremendous growth and acceptance of Pocket PCs among our enterprise customers and the tight integration of our solutions makes AvantGo software the easiest solution for creating and deploying mobile applications."

Today, AvantGo has more mobile enterprise software deployments in Global 1000 enterprises and more mobile Internet users on smart mobile devices than any other company in the world.

About AvantGo

AvantGo, Inc. (Nasdaq:AVGO) is the leading provider of infrastructure software and services that power the mobile economy. AvantGo M-Business software enables businesses to increase the value of their corporate information systems by extending existing enterprise applications and critical information to employees, customers and business partners. The company also provides the AvantGo mobile Internet service, a hosted network that enables hundreds of businesses to deliver their content and applications to more than three million mobile consumers. AvantGo is a pioneer in delivering real-world solutions for both wireless and off-line use. For more information, please visit www.avantgo.com.

Cautionary Statement

Except for historical information, all of the expectations and assumptions contained in the foregoing are forward-looking statements involving risks and uncertainties. Important factors that could cause actual results to differ materially from such forward-looking statements include, but are not limited to, the success of the relationship with Microsoft, the ability of Microsoft to integrate, deploy and utilize the technology as anticipated, customer demand for such products and services, the ability of the sales force to adequately market products containing the technology, the extent to which integration of this software on Pocket PCs will make mobile devices increasingly compelling for broad deployment throughout large corporations, and the extent to which Mobile technology will empower millions of employees and customers around the globe. For additional information regarding these and other risks associated with the companies' business, refer to the companies' filings with the Securities and Exchange Commission on Form 10-K and Form 10-Q.

Note to Editors: AvantGo, AvantGo Enterprise, AvantGo Mobile Engine, AvantGo Mobile Sales, AvantGo Mobile Delivery, Dynamic Mobility Model and the AvantGo logo are either registered trademarks or trademarks of AvantGo in the United States and/or other countries. The names of actual companies and products mentioned herein may be the trademarks of their respective owners.