Google is announcing today a new Java Gmail client for mobile devices. Gmail for Mobile Devices is a free application and will work on any J2ME phones in the U.S. Users can download the app by using their phone's browser to navigate to gmail.com/app. According to Google, the new app will work on about 300 different phones in the U.S. market. There are no ads. Attachments open as normal, provided you have the appropriate software. Gmail for Mobile Devices is free, but you'll have to pay your carrier for the data transfer.
eWeek