MoboPic is a free online service that allows users to make wallpapers optimized for screen resolution of popular mobile phones such as Nokia, Sony Ericsson, Motorola, Windows Mobile, Samsung and Palm in an easy to use drag and drop interface.

-A user can upload any photos, pictures & images in the JPG, PNG or GIF format up to 2Mb from the desktop computer or directly from a web URL
-After uploading the file, one can either select a preset dimension for a specific phone model or specify a custom dimension/pixel size
-The image can be zoomed in or out to include more content in the wallpaper space
-Finally the user can select a portion of the image that should be included in the wallpaper by dragging around the mouse cursor

The saved wallpaper can then be downloaded to the PC or from the mobile phone browser directly. Aletrnatively, one can chose to send the wallpaper via email.