Systems and methods are disclosed that provide users of mobile handheld digital devices the opportunity to share large data objects, such as images or digital audio files, with multiple users and the opportunity to upload a data object from a data object source and transmit the uploaded data object to a remote server in order to make the uploaded data object available for sharing with multiple users. The shared data objects can be accessible via a link to the object or by means of reduced size versions of the shared data objects.