JAMDAT Mobile Launches JAMDAT SPORTS NFL 2006

Global wireless entertainment publisher JAMDAT Mobile
Inc. (NASDAQ: JMDT) announced today the launch of JAMDAT SPORTS NFL
2006. The game, published under license with the National Football
League and PLAYERS INC, was released to coincide with the beginning of
the NFL's upcoming football season.
   JAMDAT SPORTS NFL 2006 features real teams and real players from
all 32 NFL teams with full player rosters. For 2006, fans can enjoy
great NFL action designed specifically for the mobile phone with new
features such as: unique team playbooks with more than 140 possible
plays, head-to-head match-ups with star players and many new plays to
call. The game includes single game or full season play, realistic
play-calling, dynamic animations and authentic NFL sound effects. It
results in a fun, compelling game experience that captures the essence
of NFL action.
   "We're excited to roll out a new season of exciting gridiron
action," said Mitch Lasky, Chairman and CEO of JAMDAT Mobile Inc.
"With this year's extra features, JAMDAT SPORTS NFL 2006 delivers a
one-of-a-kind, authentic pro football game to wireless users
everywhere."
   "JAMDAT SPORTS NFL 2006 is perfect for the fan who wants more NFL
action," said Gene Goldberg, Vice President, Consumer Products for the
NFL. "Fans can play anytime, anywhere."
   "JAMDAT SPORTS NFL 2006 allows mobile gamers to experience the
thrill of competing with more than 1,000 NFL players," said LaShun
Lawson, Assistant Vice President, Multimedia and Interactive for
PLAYERS INC, the licensing subsidiary of the NFL Players Association.
"Active players bring an authenticity to the game, and that is truly
exciting for the mobile gamer."
   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.

   About PLAYERS INC

   Formed in 1994, PLAYERS INC is the for-profit licensing and
marketing subsidiary of the NFL Players Association (NFLPA).
Representing more than 1,800 active and 3,000 retired NFL players,
PLAYERS INC "takes the helmets off" the players and markets them as
personalities as well as professional athletes. PLAYERS INC activities
include retail licensing, corporate sponsorships, special events,
radio and television projects, publishing and other promotional
programs. PLAYERS INC schedules more than 3,500 NFL player appearances
each year. For more information, please visit www.nflplayers.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.