Windows Pocket PC 2000

Windows Pocket PC 2000 (codenamed Rapier), is the first version of Windows Phone. It was released on 19 April 2000. It aesthetically resembles Windows 2000 and Windows Me. Pocket PC 2000 is unsupported as of 10 September 2007 and is succeeded by Pocket PC 2002, released 4 October 2001.