FastPictureViewer Professional is an image viewer with the speed and features needed to help you review digital photos faster and better than ever before. It supports rating and copying images on the fly, as you view them either in windowed mode or full screen. Scan through images, view histograms and image metadata, and label photos. FastPictureViewer is small and fast and supports 64-bit Windows 7, Windows Vista and Windows XP. 32-bit version is also available from this site.