Almost all mobile phone manufacturers today lead smartphones available. Such a text is to be basically a phone with enhanced functionality, which is designed not only as a phone, but also to surf the Internet, as a media player, organizer, address book, GPS and much more used.
Smartphones are similar in user interface and operating system while a desktop computer rather than a traditional phone with its comparatively rigid menu structure. Moreover, they allow the uploading of its own software – that has meanwhile called “Apps” enforced. A smartphone is now – especially since the introduction of the iPhone – usually with a touch screen equipped for the control of a finger, some devices offer a QWERTY keyboard. Occasionally there are also variants with a combination of the two input techniques – which increases the comfort. The used to often control the touch screen and stylus, however, is the way out.