RadiAnt DICOM Viewer
RadiAnt DICOM Viewer is available as a free trial. This version is fully functional.

The trial version expires after a predetermined period of time (displayed after activation).

After expiration, the installation needs to be reactivated for further evaluation.

Please visit our Online Store to buy a permanent license with no expiration.
RadiAnt DICOM Viewer 2020.2
built on July 19, 2020
New features:
  • DSA mode (digital subtraction angiography) - auto and manual pixel-shift, split mask, magic mask.
  • Search and download specific image series from PACS locations.
  • Set custom window (WL/WW or Min/Max) with the option to use SUVbw units for PET images.
  • Custom window presets in 2D, 3D MPR and 3D VR viewers.

Improvements and bug fixes:
  • Added window presets (WL/WW) in 3D MPR mode.
  • Improved responsiveness during WW/WL adjustment for high resolution images (mammography, etc.)
  • Series miniature images are updated after loading to better represent series.
  • Improved performance when loading large number of series into viewer.
  • Improved performance when importing studies from PACS to a database located on a slow media (e.g., USB flash).
  • Fixed issue when after loading a series, an image other than the first one was shown.
  • Fixed occasional hangs in the database window during PACS downloads.
  • Fixed issues with radiant:// URL protocol.
  • Fixed STL export for certain volumes.
  • Added option to search and download via command-line multiple studies from PACS locations using tags other than StudyUID.
  • Other performance and stability improvements.

RadiAnt DICOM Viewer - Universal Installer (32 and 64-bit)


Most users will likely want to download this version. It is suitable for installation on a PC computer with a Windows system. 32-bit or 64-bit viewer is installed depending on operating system version.
Windows XP SP3, Vista, Windows 7, Windows 8, Windows 8.1 and Windows 10 are supported.
Version history
Feature matrix
macOS info
Linux info