Mobile Gaming industry is more then ten years old and there are a lot of developing free mobile java games databese for Andorid and iOS. We made a list of  the most notable developers for java online mobile games:

By name

• AbandonMobile
• Activision
• Adult Games
• AMA
• Artificial Life
• Arvato Mobile
• Big Blue Bubble
• Brainmelt
• Brainmelt
• BreakPoint
• Capcom
• Cipsoft
• CobraMobile
• Cocoasoft
• Com2us
• Connect2Media
• Creative North
• Digiment
• Digital Chocolate
• Disney Mobile Studios
• Dynamic Pixels
• EA Mobile
• eFusion
• Eidos
• Elite Systems
• ExitGames
• FDG Mobile
• Finblade
• Finesse Mobile
• Fishlabs
• Fugumobile
• Funmobile
• Gameleons
• Gameloft
• Gamevil
• Geewa
• GFI
• GlobalFun
• Glu
• Hands-On
• HandyGames
• Herocraft
• I-Play
• IECOM
• IG Fun
• Impressionware
• In-Fusio
• Infospace
• Inlogic
• IP4u
• Javart
• Kaasa Solution
• Kaolink
• Kiloo
• Kitmaker
• KOAN Games
• Konami
• Lanetro Zed
• LemonQuest
• Longtail Studios
• Lunagames
• Mayhem Studio
• ME Europe
• Microforum
• Microjocs
• Mintmark
• MLiven
• MobileAlliance
• MobilityZone
• Mr. Goodliving
• MTV
• Namco Bandai
• Nostromo
• Ojom
• Overloaded
• Ozura
• Pangea Software
• Pixalon Studios
• Player One
• Player X
• PopCap Games
• Progressive Media
• QPlaze
• Qubic Games
• Rapid Turtle Games
• Redboss Games
• Rovio
• Shadow Light Games
• Softeks
• Sony Pictures Europe
• Spiel Studios
• Square Enix
• Studio X
• Tag Games
• Taito
• Tangram
• Teazel
• Telcogames
• Tequila Mobile
• The Mighty Troglodytes
• THQ Wireless
• Tumbleweed Interactive
• Twistbox Games
• Vivendi Games Mobile
• Vivid Games
• Warner Bros.
• Wireless Sharks
• Xendex