Wearable digital electronic devices comprised primarily of software and a wristband mounted touchscreen for providing access to the Internet and for sending and receiving telephone calls, video calls, electronic mail, electronic messages, other digital data, for use as a digital format audio player, and for use as a handheld computer, personal digital assistant, electronic organizer, electronic notebook, and camera and video camera; Wearable electronic handheld devices comprised primarily of software and a wrist band mounted touchscreen for the wireless receipt, storage and transmission of data and messages, and for keeping track of and managing personal information; Computer software for instant messaging, sending and receiving e-mail and contact information; Computer software for purchasing, downloading, playing or listening to music; Computer software for use with satellite and GPS navigation systems; Computer software that provides web-based access to applications and services through a web operating system or portal interface