Rajiv Dutta Steps Down from JAMDAT Mobile's Board of Directors

Global wireless entertainment publisher JAMDAT Mobile
Inc. (NASDAQ:JMDT) today announced that Rajiv Dutta, Chief Financial
Officer of eBay, has stepped down from the company's board of
directors following the recent announcement that he has been appointed
President of Luxembourg-based Skype.
   "Rajiv has been a tremendous contributor to JAMDAT over the past
year," said Mitch Lasky, Chairman and CEO of JAMDAT Mobile Inc. "While
we are disappointed to see him go, we share his excitement for his new
position at Skype and look forward to the opportunity to work together
in the future."
   "JAMDAT has a great future as it benefits from the rapid growth of
gaming on the mobile phone platform with an exciting product line-up.
It has been a pleasure working with a world-class management team and
I look forward to cheering their continuing success," said Dutta.
   Dutta joined JAMDAT's board in 2004 following the company's
initial public offering.

   About JAMDAT Mobile

   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.

   Safe Harbor Statement - JAMDAT Mobile Inc.

   This press release may include forward-looking statements within
the meaning of the Private Securities Litigation Reform Act of 1995,
including statements related to anticipated revenues, expenses,
earnings, operating cash flows, the outlook for JAMDAT's markets and
the demand for its products. Factors that could cause JAMDAT's actual
results to differ materially from these forward-looking statements
include its ability to integrate the acquisition of Blue Lava
Wireless, anticipated growth in the handset market, its ability to
effectively market and sell products in diverse market segments, its
reliance on a limited number of products and third-party vendors and
distributors, its ability to expand studio operations, increases in
fulfillment costs, disruptions to information technology systems,
unpredictable events and circumstances relating to international
suppliers, increased competition, government regulatory action and
general economic conditions. Please refer to JAMDAT's reports and
filings with the Securities and Exchange Commission for a further
discussion of these risks and uncertainties. Readers are cautioned not
to place undue reliance on forward-looking statements, which speak
only as of the date they are made. JAMDAT undertakes no obligation to
update publicly any forward-looking statements to reflect new
information, events or circumstances after the date they were made or
to reflect the occurrence of unanticipated events.

   (C)2005 JAMDAT Mobile Inc. JAMDAT, JAMDAT Mobile and the bubbles
logo are trademarks of JAMDAT Mobile Inc.