San Jose, Calif. (July 28, 1999) ¾ At the Unwired Universe Conference today Motorola (NYSE: MOT) unveiled its first WAP-capable handset using Phone.com, Inc.'s (Nasdaq: PHCM) technology. The Tri-band GSM phone, previously seen at the GSM World Congress in February 1999, has been enhanced by the addition of the Phone.com� UP.Browser� R4 for this demonstration. This browser meets the WAP 1.1 specification, and enables the Tri-band GSM phone to access Email and select Internet based information services *.

Visitors to the Unwired Universe Conference can use this exciting new GSM handset operating in the GSM1900 frequency band, to send Email and access select Internet based information services*. Developers are able to discuss content development opportunities for WAP with Motorola and Phone.com staff.

"The combination of wireless Internet and Tri-band GSM capability can be a powerful tool, allowing access to the wireless Internet wherever a compatible GSM network exists**. Motorola intends to bring WAP technology to the market and progressively roll it out across our entire product range in all technologies, including CDMA, GSM and TDMA," said Mark Powell, Director of Global Portfolio Planning, Motorola's Personal Communications Sector. "Together with our UP.Browser-enabled phones for CDMA and iDEN� we have a compelling product line-up with Internet capability that surely puts us at the forefront of the wireless industry."

"Phone.com and Motorola make a powerful combination¾bringing state-of-the-art hardware and software together in a phone which should be well received around the world," said Alain Rossmann, Chairman and CEO of Phone.com. "GSM carriers worldwide have been waiting for WAP capability and we are jointly delivering it on a world class GSM handset."

The phone is expected to be available during the fourth quarter of 1999. In addition to WAP and GSM Tri-band capability it will come equipped with Voice activation, VoiceNote� Voice recorder***, GSM Data* transmission capability, IrDA wireless modem, VibraCall� Alert and an Optimax� Graphics display for easy readability of internet information. Phone.com's

UP.Browser R4 software used in the Motorola handset is the market-leading WAP 1.1 microbrowser, the Phone.com UP.Browser has been licensed to over 24 handset manufacturers around the world.

About Motorola
Motorola is a global leader in providing integrated communications solutions and embedded electronic solutions. These include: Software-enhanced wireless telephone, two-way radio, messaging and satellite communications products and systems, as well as networking and Internet-access products, for consumers, network operators, and commercial, government and industrial customers. Embedded semiconductor solutions for customers in the consumer, networking and computing, transportation, and wireless communications markets. Embedded electronic systems for automotive, communications, imaging, manufacturing systems, computer and consumer markets. Sales in 1998 were $29.4 billion.

For further press information, please contact: Motorola's Personal Communications Sector, 600 North U.S. Highway #45, Room AN482, Libertyville, Illinois 60048. Phone: 847o523o0015. Fax: 847-523-5534. For all other inquiries, please contact Motorola's Cellular Information Center at 1-800-331-6456 or via Motorola's web sites at www.motorola.com or www.experience.motorola.com.

About Phone.com
Phone.com, Inc. is a leading provider of software that enables the delivery of Internet-based services to mass-market wireless telephones. Using its software, wireless subscribers have access to Internet- and corporate intranet-based services, including Email, news, stocks, weather, travel and sports. In addition, subscribers have access via their wireless telephones to network operators' intranet-based telephony services, which may include over-the-air activation, call management, billing history information, pricing plan subscription and voice message management. Phone.com is headquartered in Silicon Valley, California and has regional offices in London and Tokyo. Visit http://www.phone.com for more information.

Except for the historical information contained herein, the matters discussed in this news release are forward-looking statements involving risks and uncertainties that could cause actual results to differ materially from those in such forward-looking statements. Potential risks and uncertainties include, but are not limited to, Phone.com's limited operating history, potential fluctuations in Phone.com's operating results, uncertainties related to the Phone.com's long sales cycle and reliance on a small number of customers, Phone.com's dependence on the acceptance of its products by network operators and wireless subscribers, Phone.com's ability to adequately address the rapidly-evolving market for delivery of Internet-based services through wireless telephones, the need to achieve widespread integration of Phone.com's browser in wireless telephones, competition from companies with substantially greater financial, technical, marketing and distribution resources and the ability of Phone.com to manage a complex set of engineering, marketing and distribution relationships. Further information regarding these and other risks is included in Phone.com's prospectus dated June 10, 1999 and in its other filings with the Securities and Exchange Commission.