JAMDAT Mobile Names Colts' Marvin Harrison and Panthers' Jake Delhomme as Cover Athletes for JAMDAT SPORTS NFL 2006

Global wireless entertainment publisher JAMDAT Mobile
Inc. (NASDAQ:JMDT) announced today that Indianapolis Colts receiver
Marvin Harrison and Carolina Panthers quarterback Jake Delhomme have
been selected as cover athletes for JAMDAT's 2006 line-up of
NFL-licensed mobile games. JAMDAT SPORTS NFL 2006 launched to coincide
with the start of the professional football season.
   "Marvin Harrison ranks as the most productive receiver in the
Colts' history, and quarterback Jake Delhomme led his team to the
Super Bowl in 2003," said Mitch Lasky, Chairman and CEO of JAMDAT
Mobile Inc. "Their passion for the game and their talent and
achievements on the field make them ideal cover stars for JAMDAT
SPORTS' NFL products."
   Harrison is the only NFL player with 100+ receptions in four
consecutive years (1999-02). He has averaged 6.1 receptions per game
(845 in 139 games) over the course of his career, the best average in
NFL history, and ranks seventh in NFL history with 845 receptions.
After just 31 regular season starts, Delhomme ranks second all-time in
Carolina history with 48 touchdown passes. In Super Bowl XXXVIII,
Delhomme's passer rating of 113.6 was the second highest for a
quarterback starting his first Super Bowl.

   Game availability for JAMDAT SPORTS NFL 2006 depends on individual
phone model and wireless carrier. For specific information, JAMDAT's
Game Finder is available at www.jamdat.com.

   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, 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.

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logo are trademarks of JAMDAT Mobile Inc.