JAMDAT Mobile to Present at CSFB's Annual Technology Conference

Global wireless entertainment publisher JAMDAT Mobile
Inc. (NASDAQ:JMDT) announced today that Mitch Lasky, the Company's
Chairman and CEO, and Michael Marchetti, the Company's Chief Financial
Officer, will be presenting at the Credit Suisse First Boston Annual
Technology Conference, to be held November 29 -- December 2, 2005 at
The Phoenician Resort in Scottsdale, AZ.
   JAMDAT's investor presentation will be webcast live at 3 p.m. MST
on Tuesday, November 29, 2005 and will be available on the investor
relations section of JAMDAT's website at www.jamdat.com.

   About JAMDAT Mobile Inc.

   JAMDAT Mobile Inc. is a global publisher of wireless entertainment
applications, including games, ring tones, images and other content.
JAMDAT's application portfolio is based on original and licensed
intellectual properties and includes JAMDAT Bowling, Tetris(R),
Downtown Texas Hold 'Em, Lemonade Tycoon(R), Bejeweled(R), The Lord of
the Rings(R), Tony Hawk's(R) Underground and Scrabble(R). JAMDAT
distributes its applications through wireless carriers around the
world. For more information, please visit www.jamdat.com.
   (C) 2005 JAMDAT Mobile Inc. JAMDAT, JAMDAT Mobile and the bubbles
logo are trademarks of JAMDAT Mobile Inc. All other trademarks are the
property of their respective owners and are used with permission.