Mobile media service provider Didiom recently announced an expanded public beta-test of its free mobile service that gives Windows Mobile and Blackberry phone users remote access to their personal iTunes libraries and to buy mp3's while in the go.

Didiom

Didiom said that users of Windows Mobile-powered phones with high-resolution VGA touchscreens such as the HTC Touch Pro, as well as the BlackBerry Pearl 8100 Series may join the expanded public beta-test.

Didiom will also give beta-testers an incentive: A cash bonus program to reward prepaid users who buy mp3 songs, or up to 35% bonus towards music downloads.

The free Didiom app also features adaptive bargaining technology which lets users to name their own price for mp3 songs and download them to their phone and PC.

Didiom's integrated music-sharing tool likewise lets users share previews with friends, both mobile-to-mobile and via e-mail.

Artist Alerts meanwhile notifies users as soon as a new release from their favorite artists becomes available in the Didiom store.