Press Release

PalmSource to Present at The Sixth Annual Needham Growth Conference

SUNNYVALE, Calif.- January 5, 2004 - PalmSource, Inc. (NASDAQ: PSRC) the provider of Palm OS, a leading operating system powering next generation mobile devices and smartphones, will present at the Sixth Annual Needham Growth Conference at the Palace Hotel in New York on Tuesday, Jan. 6, 2004 at 2:00 pm ET / 11:00 am PT.

David Nagel, president and CEO of PalmSource, will discuss the company's corporate strategy with investors and analysts. A live audio webcast of the presentation and a replay will be available on the PalmSource website http://www.palmsource.com/about/ir.cgi?action=events. The replay of the webcast will be available within 24 hours of the actual presentation on the PalmSource website.

About PalmSource
PalmSource is the company behind Palm OS, a leading operating system powering more than 30 million Palm Powered handhelds and smartphones worldwide. Industry leaders Aceeca, AlphaSmart, Fossil, Foundertech, Garmin, GSL, HuneTec, Kyocera, Lenovo, palmOne, PerComm, Samsung, Sony, Symbol Technologies and Tapwave license Palm OS to create diverse mobile devices that meet unique customer needs. Palm OS has given rise to a large community of users, enterprises, developers and manufacturers, who together make up the Palm Economy. More information about PalmSource, Inc. is available on our website at http://www.palmsource.com, http://www.palmsource.co.uk, http://www.palmsource.fr, http://www.palmsource.de and http://www.palmsource.com.cn.

Palm OS is a registered trademark and Palm Powered is a trademark of Palm Trademark Holding Company, LLC. Other brands may be trademarks of their respective owners.