You can use this fully working demo 25 times without a license. If you want to use the viewer after this evaluation period, you must purchase a license.
A license (single or network/floating) is guarded by a USB hardware key.
Download the 'Rubo DICOM Viewer 2.0', demo version: Demo DICOM Viewer (31.7 MB).
Access the DICOM Viewer help files here.
Download the free DICOM Parser, including anonymizer