Windows Mobile 2003, originally codenamed "Ozone", was a member of the

Windows Mobile Windows Mobile is a discontinued family of mobile operating systems developed by Microsoft for smartphones and personal digital assistants. Its origin dated back to Windows CE in 1996, though Windows Mobile itself first appeared in 2000 as Pock ...

family of

mobile operating systems A mobile operating system is an operating system for mobile phones, tablets, smartwatches, smartglasses, or other non-laptop personal mobile computing devices. While computers such as typical laptops are "mobile", the operating systems used on th ...

, released on June 23, 2003. It was the first Microsoft mobile OS to be called "Windows Mobile" and was based on

Windows CE Windows Embedded Compact, formerly Windows Embedded CE, Windows Powered and Windows CE, is an operating system subfamily developed by Microsoft as part of its Windows Embedded family of products. Unlike Windows Embedded Standard, which is base ...

4.20.

Editions

Windows Mobile 2003 came in four editions: * Windows Mobile 2003 for Pocket PC Premium Edition * Windows Mobile 2003 for Pocket PC Professional Edition: Used in Pocket PC budget models and lacked a number of features from the Premium Edition such as a client for L2TP/IPsec VPN. * Windows Mobile 2003 for

Smartphone A smartphone is a portable computer device that combines mobile telephone and computing functions into one unit. They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating systems, whic ...

s * Windows Mobile 2003 for Pocket PC Phone Edition: Designed especially for Pocket PCs which include phone functionality.

Features

The communications interface was enhanced with

Bluetooth Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs). In the most widely used mode, transmission power is limi ...

device management which allowed for Bluetooth file transfer support, Bluetooth headset support and support for Bluetooth add-on keyboards. A pictures application with viewing, cropping, e-mail, and beaming support was added. Multimedia improvements included

MIDI MIDI (; Musical Instrument Digital Interface) is a technical standard that describes a communications protocol, digital interface, and electrical connectors that connect a wide variety of electronic musical instruments, computers, and ...

file support as ringtones in Phone Edition and

Windows Media Player Windows Media Player (WMP) is the first media player (application software), media player and media library application that was developed by Microsoft for playing sound reproduction, audio, video and viewing images on personal computers runnin ...

9.0 with streaming optimization. A puzzle game titled '' Jawbreaker'' was among the pre-installed programs. Games API was included with this release to facilitate the development of games for the platform. Other features/built-in applications included: * Enhanced Pocket Outlook with vCard and vCal support * Improved

Pocket Internet Explorer Internet Explorer Mobile (formerly named Pocket Internet Explorer; later called IE Mobile) is a mobile version of Internet Explorer developed by Microsoft, based on versions of the MSHTML (Trident) layout engine. IE Mobile comes loaded by defaul ...

* SMS reply options for Phone Edition.

References

{{Operating-system-stub Windows Mobile Discontinued versions of Microsoft Windows

Editions

Features

See also

References