They help take notes, organize schedules and can interface with desktop computers. More and more, handheld computer technology is merging with mobile telecommunications technology to produce some very remarkable products. Palm OS is the most popular operating system for handheld computers and is the OS that first made handheld computing useful and popular. There are many applications, utilities and games available for Palm OS powered handhelds such as the Palm V Connected Organizer from Palm Computing. EPOC is an interesting new Operating System from Symbian used in handheld computers from Psion and in mobile phones from Ericsson, Motorola, Phillips and Nokia.
Good things do come in small packages.
Macintosh revolutionized ease of use and introduced the graphical user interface to personal computing. Despite imitators, Macintosh remains the easiest to use desktop operating systems. It is popular in publishing, multimedia and education. With the introduction of the iMac, Macintosh made a major step towards recapturing the home market and the imagination of computer users. With Mac OS X, Apple is making a strong move forward in stability and scalability.