From Dream Frequency:
More than 200 free mobile wallpapers.
Images include pretty models in full color, beachscapes, landscapes, conceptual art, wildlife, cityscapes, portraiture, buildings, pop art, satellite images, icons, I Heart NY and more.
The sizes are:
QCIF (144*176px) for cellphones,
QVGA 320*240px landscape and 240*320px portrait for smartphones,
Plus a few iPhone 640*960px images.
Support is freely available via the web site.
For the mobile website go to art.freq.mobi on your mobile device.
What's new in this version:
Version 3.3G adds heaps of new pictures.