It was the next version of iView MediaPro which Microsoft acquired in June 2006, and sold again in May 2010 to Phase One, which also makes the Capture One raw converter software.

[6] Although Media Pro is primarily used to catalog photographic images, it is capable of indexing and converting many additional classes of files.

The RTM news was announced at Microsoft's MIX 07 conference for web developers and designers.

[13] In September 2007, Microsoft released Expression Media Service Pack 1 for Windows and OS X which adds support for HD Photo.

[16] Media Pro was released in September 2011 and features support for larger catalogs, compatibility between Media Pro and Capture One, an updated user interface, support for XMP sidecar files and latest camera formats for photo and video files.