MicroDicom - free DICOM viewer for Windows

MicroDicom is application for primary processing and preservation of medical images in DICOM format
MicroDicom DICOM Viewer is equipped with most common tools for manipulation of DICOM images, and it has an intuitive user interface.
MicroDicom also has the advantage of being free for use and accessible to everyone for non-commercial use.
If you want to use software for commercial, please see our Online Store.

Why MicroDicom DICOM Viewer?

• Free DICOM viewer for non-commercial use
• Lightweight DICOM viewer
• Over 15 years of active development
• Easy handling DICOM medical image data
• Intuitive interactive user interface
• Ultrafast performance
• Over 2 million downloads
• No advertisements

Handling DICOM medical image data

• Open medical images in DICOM format
• Open DICOM directory files
• Open images in common graphics formats (JPEG, BMP, PNG, GIF, TIFF)
• Display patient list from DICOMDIR
• Open images via drag & drop in the viewer
• Open images with double-click in File explorer
• Open ZIP files with medical images, ZIP files can be password protected
• Scan for DICOM medical images
• Displaying medical images from a CD
• DICOM Anonymizer

Export DICOM files to images, movies, clipboard and text

MicroDicom DICOM Viewer can export DICOM images to common graphics formats and videos. Our software can be used to convert JPEG, BMP images to DICOM images. Images can be sent to the Windows clipboard and after that paste in other applications.

• Export DICOM to JPEG, BMP, PNG, GIF, TIFF
• Export DICOM to WMV, AVI
• Export DICOM to text or Comma Separated Values (CSV) file
• Export DICOM image to clipboard
• Export JPEG, BMP, PNG, GIF, TIFF to DICOM
• Copy image to clipboard
• Automated open and copy DICOM images from CD/DVD
• Anonymize DICOM images
• DICOM converter - batch convert of JPEG, BMP, PNG, GIF, TIFF to DICOM

Patient CD/DVD/USB DICOM Viewer

We offer MicroDicom DICOM Viewer CD/DVD/USB version. This autorun package can be burned with DICOM images together on CD/DVD/USB or other external storage. Our software runs from CD/DVD on other computers without installation. Users can insert a CD and autorun will start our viewer and show images that are written on the CD. It is suited for patient CD/DVD to show DICOM images without installation.

Viewing, Tools, Measurement and Annotations

Our software come up with many tools for operation over medical images.

• Brightness/contrast control
• Window/Level tool and presets
• Zooming, panning and scrolling DICOM images
• Rotate and flip
• Medical image processing operation
• Measurements and annotations – distance, free hand, rectangle, ellipse, angle, arrow, hide area, text, calibration, Cobb angle, open and closed curve
• Mean, median, minimum and maximum values, standard deviation
• Density in Hounsfield Units
• Zoom tool, Pan tool, Plane tool
• Cine Loop for display real-time ultrasounds or angiography images
• Full Screen mode
• Displaying DICOM tags of selected image
• Ability to show only favorite tags
• Multi-touch support
• Customizable toolbars for increased efficiency and productivity
• Customizable preferences
• Different application themes
• Applying image filters - blur, edge, sharpness, morphological

Split the screen for comparing different DICOM images

Series from different studies or examinations can be compared in our viewer. Images can be displayed side by side with splitting the view. You can compare images from same or different series. The images are synchronized by zoom and pan, slice position and windowing. Cross-reference lines are used to identify the relative anatomical position. Scout or reference lines indicate the position and width of each cross-sectional image.

Search and download DICOM images from PACS

You can use MicroDicom DICOM Viewer as PACS (Picture archiving and communication system) client. Our viewer easily can query and retrieve images from PACS locations, by using following DICOM protocols: C-ECHO, C-FIND, C-MOVE, C-GET, C-STORE. Also, you can send DICOM images to PACS servers or other computers.

Supported DICOM files

MicroDicom DICOM Viewer can open studies produced by different medical equipment.

• Compressed and uncompressed RLE, JPEG Lossy, JPEG Lossless, JPEG2000 Lossy, JPEG2000 Lossless compressions
• Structured Reports, MPEG-2 and MPEG-4 transfer syntaxes, Encapsulated PDF
• Support medical images, produced by different medical equipment: CT, MRI, US, XA, CR, DX, CT, PET-CT, …

Print DICOM images on standard printer

Can easily print DICOM images with MicroDicom. You have to choose images from a series, how much image per page and print. Also, you can hide sensitive information from the images before printing as name of patient, age, etc.

DICOM viewer portable version

The Zip package with our viewer is designed to be easily moved from one computing environment to another. Our portable version can be stored on USB drive and use on different computers.

System requirements

• Run on Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10 and Windows 11
• MicroDicom is an application for Windows platform. But you can easily run it on macOS using Wine or CrossOver MAC software
• No specific hardware requirement, compatible with all Windows computers
• Available for x86 and x64 platforms