Kyocera Wireless Corp. Evaluates Joint Development of Smith Micro's StuffIt Wireless Resource Compression Technology for Future Mobile Handsets


Compression Technology Designed to Enable Advanced Feature Sets Using Less Memory

ALISO VIEJO, Calif., May 2 -- Smith Micro Software, Inc. (NASDAQ:SMSI), a leading developer and marketer of innovative software solutions and services for the wireless market, today announced that Kyocera Wireless, a leading global manufacturer of CDMA wireless handsets and devices, is evaluating potential joint development of Smith Micro's StuffIt® Wireless resource compression solution for selected Kyocera mobile phones slated for release in 2008. As advancing feature sets put ever-increasing demands on the memory in mobile devices, testing has concluded that StuffIt Wireless Resource Compression has the ability to compress applications residing on handsets by up to 40 percent. StuffIt Wireless Resource Compression could allow Kyocera Wireless to better optimize material costs and maximize the features and services that are deployed on its mobile devices.

"We are extremely pleased to announce the potential first commercial development our robust StuffIt Wireless technology with a global handset manufacturer," said William W. Smith Jr., President and Chief Executive Officer of Smith Micro Software. "As we continue to expand our business case, this potential market opportunity would allow us to expand our leadership in the wireless software universe. The new generation of mobile phones that will be hitting the market brings with it the need to support more features at a lower cost per device. StuffIt Wireless gives handset manufacturers a unique solution to enhance consumer-demanded device functionality without increasing their costs."

Mr. Smith concluded, "We look forward to working closely with Kyocera Wireless as it continues to bring to the marketplace world-class, next-generation mobile handsets."

"StuffIt Wireless shows great promise in allowing us to free up valuable memory required to drive system resources while enabling the storage of more personal content on mobile phones," said Jim Kelly, Executive Vice President and Chief Operating Officer at Kyocera Wireless. "Installing additional memory in a phone leads to increased cost and size - two things consumers don't want to see. StuffIt could allow us to house more applications and store more content on phones without the burden of additional memory."

StuffIt Wireless is an innovative suite of compression solutions designed to meet the challenges facing the wireless industry today. It offers handset manufacturers the ability to compress core resources on mobile devices as well as JPEG photos up to 30 percent in size without any loss in image quality.

About Smith Micro Software, Inc.

Smith Micro Software, Inc., headquartered in Aliso Viejo, California, with offices in Europe and Asia, develops and markets wireless multimedia and communications solutions, mobile device management products, image and data compression solutions and many award winning software products. Smith Micro's complete line of products is available through Smith Micro's Enterprise, Channel and OEM Sales Groups, and direct from our websites, retail and value-added resellers (VARs) partners. Smith Micro's common stock trades on the NASDAQ Global Market under the symbol SMSI.

About Kyocera Wireless:

Kyocera Wireless Corp. is a leading supplier of innovative, feature-rich CDMA wireless devices and accessories for customers worldwide. Kyocera Wireless maintains an operating belief in the genius of simplicity and strives to make the wireless experience as simple and intuitive as humanly possible. The company is a wholly owned subsidiary of Kyocera International Inc., which acquired QUALCOMM Incorporated's CDMA consumer wireless phone business in February 2000. Based in San Diego, the company is ISO-14001 and ISO-9001 certified and has won city, state and federal awards for its environmentally friendly manufacturing and recycling practices. For more information, please visit www.kyocera-wireless.com.

Kyocera Corporation (NYSE:KYO), the parent and global headquarters of the Kyocera Group, was founded in 1959 as a producer of advanced ceramics. By combining these engineered materials with metals and plastics, and integrating them with other technologies, Kyocera has become a leading supplier of telecommunications equipment, semiconductor packages, electronic components, cameras, laser printers, copiers, solar energy systems and industrial ceramics. During the year ended March 31, 2006, Kyocera Corporation's consolidated net sales totaled approximately US$10 billion (JP Yen 1,181,489 million) with net income of approximately US$596 million (JP Yen 69,696 million).

Smith Micro, the Smith Micro logo, StuffIt and StuffIt Wireless are registered trademarks or trademarks of Smith Micro Software, Inc. All other trademarks and product names are the property of their respective companies.

Source: Smith Micro Software, Inc.

CONTACT: Press, Nisha Kapoor, +1-949-360-8510, nkapoor@smithmicro.com, or Investor Relations, Bruce T. Quigley, Vice President of Business Development and Investor Relations, +1-949-362-5800, bruce.quigley@smithmicro.com, both of Smith Micro Software, Inc.; or Charles Messman or Todd Kehrli, both of MKR Group, +1-323-468-2300, smsi@mkr-group.com, for Smith Micro Software, Inc.

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