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Online Store - RadiAnt DICOM Viewer - features and system requirements
Basic Functionality
Desktop application for installation on PCs, laptops, and tablets running Windows systems
Windows 7/8/8.1/10/11 supported
Native ARM 64-bit version for the new generation of Windows on ARM devices (e.g., Surface Pro X)
No additional dependencies (.NET, Java, etc.)
Lightweight, compact application1
Excellent performance with 32- and 64-bit versions that are both optimized for multi-core processors
Asynchronous reading (you can browse images as they are being opened)
Advanced memory management system that facilitates the concurrent opening of studies that contain thousands of images
Supported DICOM Formats
Files from different imaging modalities: CR, DX, MG, CT, MR, PT, US, XA, NM, SC, SR
Monochromatic images (e.g., CR, CT, MR)
Color images (e.g., US, 3D reconstructions)
Static images (e.g., CR, MG, CT)
Dynamic sequences (e.g., XA, US)
Uncompressed images (little endian/big endian, implicit/explicit VR)
Compressed images (RLE, JPEG Lossy, JPEG Lossless, JPEG 2000, JPEG-LS)
Structured reports
Encapsulated PDF documents
Access DICOM Studies
Open DICOM studies from CD/DVD/Blu-ray discs
Open DICOM studies from local and network folders
Open DICOM studies from USB drives
Open ZIP archives (unencrypted/encrypted) with DICOM files
Search and download DICOM studies (or selected series) from PACS locations (servers, workstations, modalities)
Accept and display studies pushed from other PACS locations
Local Archive
Store DICOM studies in a local database
Import DICOM studies from CD/DVD/Blu-ray discs
Import DICOM studies from local and network folders
Import DICOM studies from USB drives
Import ZIP archives (unencrypted/encrypted) with DICOM files
Import DICOM studies from PACS locations
Organize study collection using keywords
Multiple databases supported
Export list of studies to CSV file
Export Images
Export DICOM files to JPEG/BMP images
Export DICOM files to MP4/WMV movies
Export DICOM files in original format2
Copy displayed image to Windows Clipboard
Send studies to PACS locations3
Basic Tools
Perform fluid zooming
Perform fluid panning
Adjust brightness and contrast (window level/window width)
Negative mode
Apply window presets for computed tomography (lung, bone, etc.)
Apply precise window values (with SUVbw support for PET series)
Add your own window presets
Rotate (90 CW, 90 CCW, 180)
Flip (horizontal, vertical)
Apply image filters (sharpen, smooth, edge, emboss)
Display dynamic series/sequences (CINE) with option to adjust frames per second
Display DICOM overlays (annotations or graphic overlays included in the file)
Display DICOM file structure with searchable DICOM tags, their descriptions and values
Measurement of segment length
Manual calibration of length measurements
Support for calibrated regions in ultrasound images
Measurement of mean, minimum and maximum parameter values (e.g. density in Hounsfield Units in computed tomography, SUVbw in PET) within circle/ellipse and its area
Measurement of area and perimeter of a closed polygon
Measurement of open polygon length
Measurement of angle value
Measurement of Cobb angle value
Measurement of deviation distance
Arrow tool for annotations
Pencil tool for freehand drawing
Compare Series
Compare multiple series in the same or different windows
Automatic synchronization between series with images acquired in the same plane (e.g., computed tomography series before and after contrast media administration)4
Manual synchronization between series from different studies that have a similar patient orientation
Cross-reference lines in series with different image planes (e.g., magnetic resonance study)4
3D cursor tool
Split multi-sequence series into separate panels
Advanced Tools
2D MPR (orthogonal multiplanar reconstructions)
Fusion of series with different modalities (e.g., PET-CT) or with different protocols (e.g., MR T1/T2 – DWI)
Time-intensity curves (TIC, e.g., for breast MRI)
3D MPR (oblique multiplanar reconstruction) with MIP (maximum intensity projection), MinIP (minimum intensity projection) and Avg (average) modes
3D VR (volume rendering)
3D snapshots for quick saving and restoring 3D VR views
Creation of quick movies (simple rotations) and advanced 3D snapshot-based videos with volume-rendered objects
Export 3D models to STL files
GPU acceleration for 3D VR and 3D MPR/MIP5
DSA mode (digital subtraction angiography) with auto and manual pixel-shift, split mask and magic mask
A simple and intuitive interface with full-screen and distraction-free modes
Multi-touch support for Windows 8/8.1/10/11 touch-enabled devices
Multilingual interface—more than 30 translations available6
Customizable keyboard shortcuts
Integration with third-party systems via command-line arguments and the radiant:// URL protocol
Minimum system requirements
Microsoft Windows system (Windows 7, Windows 8, Windows 8.1, Windows 10 and Windows 11 are supported)
Intel or AMD 1GHz or faster processor
1GB of RAM
10MB of available hard-disk space for installation; additional free space required for the local database of studies and image caching
1024 x 768 screen resolution
Recommended system requirements
Microsoft Windows 10 or Windows 11 system
Intel or AMD 3GHz or faster processor with four or more cores
4GB of RAM (8GB for 3D viewing) or more
Fast SSD system drive
1920 x 1080 (or higher) screen resolution
NVIDIA graphics card (10 series or newer) for GPU-accelerated 3D VR and MPR
1 The installer size of RadiAnt DICOM Viewer is 7MB; the disk space occupied after installation is 10MB.
2 It is not possible to export secondary images obtained using Multiplanar Reconstructions (MPR), 3D Volume Rendering, Fusion, or Time-intensity Curve (TIC) tools to DICOM files.
3 Available with the DCMTK add-on package installed.
4 The series have to belong to the same study.
5 Only available with the 64-bit version of RadiAnt DICOM Viewer. Supported NVIDIA graphics card required.
6 RadiAnt DICOM Viewer and RadiAnt DICOM Viewer CD/DVD are distributed with English and Polish language support. Other translations (Arabic, Brazilian Portuguese, Bulgarian, Chinese, Chinese [Taiwan], Croatian, Czech, Danish, Dutch/Flemish, French, German, Greek, Hungarian, Indonesian, Italian, Japanese, Korean, Mongolian, Norwegian, Persian, Portuguese, Romanian, Russian, Serbian, Slovak, Spanish, Swedish, Turkish, Ukrainian) have been created by the community and are available for download from Not all translations have been updated for the newest version of the viewer.
RadiAnt DICOM Viewer is not certified as a medical product (there are no FDA/CE-1 or any other certifications for the software).
RadiAnt Screenshot 1
RadiAnt Screenshot 2
RadiAnt Screenshot 3