A (Tablet PC) handheld tablet computer is a computer device that has almost all the characteristics of the widely used desktop computer. Most tablet computers are designed with a touch sensitive screen which acts like their main input device and which the panel computer is equipped to use and operate using.

The term was first popularized by Microsoft early in 2001, although the term tablet PC's is now used widely to refer to any portable slate-sized surface tablet even if the portable computer is not using the operating system of Microsoft but another operating system. Most tablets today use virtual keyboards plus handwriting recognizing software's for text input through the tablets touch screens.

Almost all handheld tablet computers use wireless adapters to connect to the Internet and local area connections. Tablets today make use of software applications, which include web browsers, games, office suites, and a wide range of other applications.

Most tablet manufacturers make their tablet using the universal 12" size format, with screen resolutions of 800×1280 pixels. When tablet computers were being introduced they were meant to replace the newspaper, same as how the typewriter was replaced by the typewriter.

The handheld computer has been in rotation for quite some time now, quietly some high-tech tablet computer enterprises slowly lined up and launched tablet versions of touch-screen sensitive tablet machines, which at the same time were keyboard free. The tablets that were manufactured by these establishments gripped the thoughts of bloggers, tech executives, gadget hound and bloggers who even began projecting their dreams onto the tablet sized computers.