Microsoft Office Picture Manager is not included in Office 2013. This comes as a shock to users upgrading from earlier versions of Office, such as 2007 and 2010, where Picture Manager was included as a standard application. This article explains how to install it alongside Office 2013 — at no cost!
Microsoft Office Picture Manager was included in Office 2003, 2007, and 2010, but not in Office 2013. Users had hopes that it would be in Office 2016/Office 365, but it is not. Fortunately, the same zero-cost technique that works to install it with Office 2013 also works with Office 2016/Office 365.