Microsoft Office Mobile is an office suite by Microsoft for Windows Phone 7 and Windows Mobile Professional, Classic, and Standard editions. It consists of Word Mobile, Excel Mobile, PowerPoint Mobile, OneNote Mobile, and Outlook Mobile. It is meant to be compatible with desktop versions of the office suite. Office Mobile originally debuted as Pocket Office on Windows CE 1.0 Handheld PCs in 1996. It has since been updated several times. The latest version, Microsoft Office Mobile 2010, was released on October 21, 2010 with the initial launch of Windows Phone 7. Microsoft also released OneNote Mobile for iOS on the App Store on January 18, 2011.