Adobe Systems has launched the Adobe Photoshop Lightroom 4 software for Mac OS and Windows. Lightroom is a digital photography workflow solution helping photographers import, manage, enhance and showcase their images. First released as a public beta in January 2012, the final version of Lightroom 4 is now available for $149 for the full version and $79 for the upgrade.
Lightroom 4 is a major release, adding significant new capabilities and innovations, says Adobe. You can find a full list of specs here.